Registry data as of Aug 27, 2026

Zain Ahmed, M.D.

Internal Medicine Physician · Wallingford, CT

Zain Ahmed, M.D. is an internal medicine physician with a practice address in Wallingford, Connecticut, and NPI 1952782567, issued on Jun 10, 2015. Check the license on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1952782567
Name
Zain Ahmed
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
1062 Barnes RD Ste 300, Wallingford, CT 06492
Phone
(203) 265-9831
Enumerated
Jun 10, 2015
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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Also registered at 1062 Barnes RD Ste 300

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

  1. Kathryn Cappiello, APRNFamily Nurse Practitioner1619522257
  2. Allison Padegimas, M.D.Cardiovascular Disease Physician1144630328
  3. Norman Roth, M.S., M.D.Cardiovascular Disease Physician1568828259

Verify Zain Ahmed in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining BoardCheck 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 Connecticut license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

62% fewer Medicare Part D claims than the average internal medicine physician in 2024

1,047 Medicare Part D claims for 230 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.

  1. Zain Ahmed1,047
  2. Specialty average2,785

Most prescribed

  1. Furosemide172 claims
  2. Atorvastatin Calcium121 claims
  3. Metoprolol Succinate116 claims
  4. Eliquis84 claims
  5. Amlodipine Besylate74 claims
  6. Metoprolol Tartrate49 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.

The practice group's Medicare quality score for 2023: 88.7 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score67.0
  2. Costout of 100 · 30%82.9
  3. Promoting interoperabilityout of 100 · 25%98.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $796.02

27 payments, mostly food and beverage; the largest payer was Medtronic, Inc.. The 65,274 providers of this specialty with any payment received $2,536.66 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Zain Ahmed$796.02
  2. Specialty average$2,536.66

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

3 hospital and facility affiliations

  1. Hartford HospitalHartford, CT · Acute Care Hospitals4 of 5 stars
  2. Midstate Medical CenterMeriden, CT · Acute Care Hospitals4 of 5 stars
  3. Consulting Cardiologists PCWallingford, CT

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

34 internal medicine physician records list a Wallingford practice address

They are 34 of the 863 NPPES records with a Wallingford practice address, and 2,830 internal medicine physician records in Connecticut.

Other internal medicine physician records in Connecticut

  1. Christina AbavanaBridgeport, CT1508206574
  2. Hoda Abdel Salam, M.D.New Britain, CT1144509316
  3. Gada Abdelhafiz, MDNew London, CT1467649558
  4. Mahmoud Abdelrahman, MDBridgeport, CT1467072868
  5. Simon Abi-SalehBridgeport, CT1891315529
  6. Gerard Abidor, D.O.Bridgeport, CT1518014539
  7. Richard Abraham, M.D.Canton, CT1023044252
  8. Odaliz Abreu-Lanfranco, MDNew Haven, CT1538276134
  9. Nila Aburto, MDStamford, CT1396325718
  10. Angelo Accomando, M.D.East Haven, CT1063454247

Common questions

What is Zain Ahmed, M.D.'s NPI number?

Zain Ahmed, M.D.'s National Provider Identifier (NPI) is 1952782567, issued on Jun 10, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Zain Ahmed, M.D. located?

The NPPES record lists a practice address at 1062 Barnes RD Ste 300, Wallingford, CT, 06492. Phone: (203) 265-9831. Providers update this record themselves, so call before visiting.

How can I verify Zain Ahmed, M.D.'s license?

Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Zain Ahmed, M.D. prescribe under Medicare Part D?

In 2024, Zain Ahmed, M.D. had 1,047 Medicare Part D claims for 230 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

What is Zain Ahmed, M.D.'s Medicare quality score?

The 2023 MIPS final score is 88.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.