NPPES file of Aug 9, 2026

Poonam Ghanshyam Merai, M.D.

Geriatric Medicine (Internal Medicine) Physician · Chicago, IL

Poonam Ghanshyam Merai, M.D. is a geriatric medicine (internal medicine) physician with a practice address in Chicago, Illinois, and NPI 1528355245, issued on Jul 1, 2011. Check the license (Illinois 036136135, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1528355245
Name
Poonam Ghanshyam Merai
Credential
M.D.
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License number
036136135 IL
Self-reported in NPPES; status is on the state search
Practice location
1725 W Harrison St, Chicago, IL 60612
Phone
(312) 942-7030
Enumerated
Jul 1, 2011
Record last updated
Sep 1, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(312) 563-4212
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest geriatric medicine (internal medicine) physician records → All 179 in Illinois → Look up another NPI →

Also registered at 1725 W Harrison St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Qurrat-Ul-Ain Abid, MDHospice and Palliative Medicine (Internal Medicine) Physician1053949024
  2. John Acheson, MDSurgery Physician1205528726
  3. David Agbunag, PA-CSurgical Physician Assistant1093885188
  4. Eda Akyar, MDSports Medicine (Family Medicine) Physician1255910006
  5. Jorelle Alexander, DMD,MPHDentist1972790756
  6. Amjad Ali, M.D.Specialist1952359184

Verify Poonam Ghanshyam Merai in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036136135    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Illinois license search

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73% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024

1,159 Medicare Part D claims for 88 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. 34 claims were for opioids.

  1. Poonam Merai1,159
  2. Specialty average4,246

Most prescribed

  1. Atorvastatin Calcium92 claims
  2. Amlodipine Besylate55 claims
  3. Levothyroxine Sodium43 claims
  4. Tramadol Hcl24 claims
  5. Furosemide23 claims
  6. Gabapentin23 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $13.30

1 payment: food and beverage; the largest payer was Novo Nordisk Inc. The 1,004 providers of this specialty with any payment received $1,720.82 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Poonam Merai$13.30
  2. Specialty average$1,720.82

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Poonam Ghanshyam Merai among 179 geriatric medicine (internal medicine) physician records in Illinois

Poonam Ghanshyam Merai, M.D. is one of 179 geriatric medicine (internal medicine) physician records with a practice address in Illinois. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 81% of them.

  • NPI issued2011 · 81% of these records are older, 18% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileNo · 42% of these records are
  • Record last updated2016 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Internal Medicine) Physician providers in Illinois

There are 179 geriatric medicine (internal medicine) physician records in Illinois.

All 179 in Illinois → Every provider in Chicago → Geriatric Medicine (Internal Medicine) Physician nationwide →

The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes

  1. Fidel Castillo Diaz, MDChicago, IL 606121689667347
  2. Katya Cruz Madrid, M.DChicago, IL 606121609037498
  3. Xinqi Dong, M.D.Chicago, IL 606121861440224
  4. Martin Gorbien, M.D.Chicago, IL 606121477502714
  5. Nivedita Gunturi, MBBSChicago, IL 606121912240805
  6. Maria Hansberry, M.D.Chicago, IL 606121710936935
  7. Donald JurivichChicago, IL 606121184737009
  8. Snigdha Kola, M.DChicago, IL 606121659621837

Common questions

What is Poonam Ghanshyam Merai, M.D.'s NPI number?

Poonam Ghanshyam Merai, M.D.'s National Provider Identifier (NPI) is 1528355245, issued on Jul 1, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Poonam Ghanshyam Merai, M.D. located?

The NPPES record lists a practice address at 1725 W Harrison St, Chicago, IL, 60612. Phone: (312) 942-7030. Providers update this record themselves, so call before visiting.

How can I verify Poonam Ghanshyam Merai, M.D.'s license?

NPPES lists Illinois license number 036136135, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Poonam Ghanshyam Merai, M.D. prescribe under Medicare Part D?

In 2024, Poonam Ghanshyam Merai, M.D. had 1,159 Medicare Part D claims for 88 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.