Resources
Guides for running a diagnostic lab in India
Practical, honest, up-to-date guides on the parts of lab operations that actually cost owners money and time, written by the team building HealthFlow.
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Pillar guide
Diagnostic lab tests: the complete guide
The most common blood and pathology tests grouped by category, each with a free tool to check your result against standard reference ranges.
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Buying software
How to choose lab software: a buyer’s checklist
The checks a lab owner runs before buying an LIS, and the red flags (annual lock-in, hidden pricing, per-report fees) that should end the conversation.
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Starting a lab
Before starting a diagnostic center in India: 7 things to know
Licensing and registration, capex vs software cost, location and footfall economics, staffing, referral relationships, working capital, and the software-that-cannot-scale trap.
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Referral & payouts
How doctor referral payouts actually work
The mechanics, plainly: who can legitimately be paid, how commission is set per test, the monthly accrue-reconcile-pay cycle, and where manual processes break.
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Referral & payouts
Why doctors stop referring to your lab
Doctors rarely explain why they stopped sending patients. They just send fewer. Late or opaque payouts, no statement, and slow reports, and what actually keeps a doctor referring.
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Referral & payouts
Referral payout vs referral tracking: why commission reports aren't enough
Most lab software tracks commissions and stops. The difference between a commission report and a statement every doctor receives, and the five questions to ask on a demo.
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Referral & payouts
How to settle doctor referral commissions by UPI / NEFT
A step-by-step for paying referrers at volume: what to reconcile first, the TDS step, batching payments, and sending each payee a statement.
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Referral & payouts
TDS on doctor referral commission: 2%, Section 194H / 393
What the commission TDS rule (Section 194H, now Section 393) means for lab commission payments: who deducts, the four-step process, and the records to keep. General information, not tax advice.
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Switching & buying
How to switch lab software without downtime
The three real risks of switching, the parallel-run approach, a realistic timeline, and what to demand from any vendor before you commit.
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Switching & buying
Lab software migration checklist
A step-by-step checklist: the pre-migration data audit, setting up the new system, the parallel-run week, cutover, and the first week live.
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Switching & buying
Questions to ask before buying lab software
A neutral buyer's guide: the questions on pricing, white-label, WhatsApp, payouts, data ownership and hidden costs that surface the real differences.
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Clinic + lab
Running a clinic with an in-house lab? Why two systems lose you patients
Two disconnected systems mean split records and lost follow-through. What one shared patient record across the clinic and lab actually changes.
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Clinic + lab
Referral leakage: keeping patients between your clinic and lab
When a doctor advises a test, the patient often goes elsewhere. How a shared record keeps the patient, and the revenue, in-house.
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Clinic + lab
What "Patient 360" actually means for a clinic and lab
The same patient record on both sides of the counter: visits, dues and reports in one place, with nobody re-entering details.
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Clinic + lab
EMR vs a shared patient record: what the difference means
HealthFlow is not a clinical EMR: it is a shared operational patient record across clinic and lab. How to tell which one you actually need.
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Clinic + lab
Clinic and lab software: do you need one system or two?
The real trade-offs of one shared system vs two specialist ones: cost, double data entry, split records and reconciliation.
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WhatsApp delivery
How to send lab reports on WhatsApp in India
The manual way most labs send reports today, why a personal number breaks under volume, the sent → delivered → read lifecycle, and consent basics.
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OPD queue
The cost of a long OPD queue: what patient wait time actually costs a clinic
The real cost of a bad wait rarely shows up as a complaint. It shows up as patients who quietly stop coming back, and reviews that mention the wait instead of the doctor.
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OPD queue
Token number vs digital queue: what actually cuts OPD waiting time
The paper token board vs a live walk-in queue (waiting → in-consultation → done), and which one actually shortens the wait.
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OPD queue
How to reduce patient waiting time in a busy OPD without hiring staff
Practical ways to cut OPD waiting for a walk-in clinic: a live queue, clear order and fast billing, no extra staff.
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OPD queue
OPD queue software vs a manual token register: what breaks first
Where the token register and whiteboard fall apart under load, and what a digital walk-in queue changes.
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OPD queue
A simple OPD queue workflow for solo practices
The 3-state walk-in workflow (waiting → in-consultation → done) plus the automatic free 7-day revisit, for a single-doctor clinic.
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OPD queue
Walk-in clinics: why you don't need an appointment system to fix your queue
For a walk-in clinic, a live queue beats an online booking system: why that's a feature, not a gap.
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WhatsApp delivery
WhatsApp report delivery tracking: what sent, delivered and read actually mean
What each WhatsApp receipt for a lab report actually means at the front desk, and the honest limits of delivery tracking.
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WhatsApp delivery
Your own WhatsApp number vs a shared BSP sender
Why a dedicated, lab-branded WhatsApp number beats a shared bulk sender on deliverability, patient trust and keeping your own number off the ban list.
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WhatsApp delivery
Will WhatsApp ban my number for sending lab reports?
Why sending reports from a personal or shared number raises suspension risk, and how a dedicated verified number avoids it.
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WhatsApp delivery
Is it legal to send lab reports on WhatsApp in India?
How consent and opt-out work for sending medical reports on WhatsApp under the DPDP framework. General information, not legal advice.
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WhatsApp delivery
The bill-to-report QR gateway: scan a bill, get the report
How a QR on the bill opens the patient’s report through HealthFlow’s verification gateway, whether the report is ready, partial or still being prepared.
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Lab information system
LIS vs LIMS: what is the difference?
Why a clinical diagnostic lab needs an LIS, not a research LIMS, and the specific workflow differences that decide which one fits your lab.
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Lab information system
What is a lab information system?
A plain definition of an LIS, the core functions it ties together, and where it sits between a billing tool and a full LIMS.
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Lab information system
LIS features checklist: what to look for
The must-have versus nice-to-have features to evaluate before buying lab software, and the questions that surface the real differences.
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Lab information system
Cloud vs on-premise lab software
Cost, backups, updates, remote access and data location compared, and why most independent labs are better served by cloud software.
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Lab information system
HL7 and ASTM: how lab analyzer integration works
What the HL7, ASTM and RS232 standards are, how analyzer interfacing removes manual result entry, and what to demand from any LIS.
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Lab information system
NABL accreditation and lab software: what it can and cannot do
NABL accredits a lab’s quality system, not software. What a lab information system can honestly support toward that journey, and where its job ends.
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Lab information system
Best lab software for small labs in India: how to choose
An honest evaluation framework for a small diagnostic centre: price, WhatsApp, white-label, payouts and data ownership, with where to compare options.
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Billing & revenue
Lab billing and revenue: where the money leaks and how to plug it
The bill lifecycle at a diagnostic centre, the points where revenue quietly leaks, and the controls that stop it.
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Billing & revenue
GST for diagnostic labs in India: what to know
How diagnostic services are generally treated under GST, and when your billing needs to issue a proper GST tax invoice. General information, not tax advice.
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Billing & revenue
How to reduce revenue leakage in your lab
The everyday leaks (unbilled tests, discount misuse, uncollected dues) and the audit trails and aging that recover the money.
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Billing & revenue
The hidden cost of manual billing in a lab
Why unbilled tests, discount leakage, uncollected dues and GST errors stay invisible on a paper register, and what it costs to run without a cross-check.
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Billing & revenue
B2B billing for labs: hospitals, corporates and TPAs
How labs handle credit billing and reconciliation for referring hospitals, corporate wellness accounts and third-party administrators.
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Billing & revenue
Discount and refund controls in labs
Why every discount and refund should carry the staff member’s name, and how an audit trail stops quiet margin loss at the counter.
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Billing & revenue
Lab pricing and test rate management
How to set and maintain test rates and rate lists cleanly, and why a price list is a pricing decision, not a compliance document.
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Billing & revenue
Cash vs credit collections at a lab
The trade-offs between cash and credit at the counter, and how receivables aging keeps dues from quietly piling up.
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Switching & buying
Top lab information systems in India: a buyer's comparison
An honest, cited roundup of the main Indian LIS options on the dimensions that actually differ: pricing transparency, WhatsApp, payouts, white-label and lock-in.
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Starting out
5 things to know before starting a clinic in India
Registration, OP flow, queue chaos at scale, record-keeping and lab-referral relationships: the practical realities before you open.
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Switching & buying
How good is your LIS? A 10-point self-audit
A quick, honest checklist against the things that quietly cost labs money: manual reconciliation, personal-number WhatsApp, paper payouts, GST gaps.
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Growth
7 reasons independent diagnostic labs struggle to scale
The real blockers, from revenue leakage and referral leakage to software that cannot go multi-branch, and where each one gets fixed.
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