Zaheer Ahmed, M.D.
Internal Medicine Physician · Lowell, MA
Zaheer Ahmed, M.D. is an internal medicine physician with a practice address in Lowell, Massachusetts, and NPI 1346289337, issued on Jun 5, 2006. Check the license (Massachusetts 78742, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Zaheer Ahmed
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 78742 MA
Self-reported in NPPES; status is on the state search - Practice location
- 33 Bartlett St, Lowell, MA 01852
- Phone
- (978) 458-7000
- Enumerated
- Jun 5, 2006
- Record last updated
- Jun 13, 2008 (not updated in 18 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20071009000673); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →
Also registered at 33 Bartlett St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Margaret Allard, MD MPHInternal Medicine Physician1528024585
- Saud Alzahrani, M.D.Endocrinology, Diabetes & Metabolism Physician1326326349
- Christos Bacos, D.M.D.Oral and Maxillofacial Surgery (Dentist)1689712671
- Jennifer Bell, M.D.Pediatrics Physician1336106657
- Simon Beylin, DDS, MDTEndodontics1629352661
- Stephen Conway, MDPediatrics Physician1194762120
Verify Zaheer Ahmed in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 78742Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.7 times the Medicare Part D claims of the average internal medicine physician in 2024
11,773 Medicare Part D claims for 522 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 344 claims were for opioids.
Most prescribed
- Atorvastatin Calcium815 claims
- Lisinopril541 claims
- Metoprolol Succinate407 claims
- Amlodipine Besylate402 claims
- Levothyroxine Sodium392 claims
- Omeprazole365 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: $228.32
11 payments; by number, the most common kind was food and beverage; the largest payer was Acadia Pharmaceuticals Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Zaheer Ahmed among 6,825 internal medicine physician records in Massachusetts
Zaheer Ahmed, M.D. is one of 6,825 internal medicine physician records with a practice address in Massachusetts. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1982 · median 2004 among the 4,103 with a school on file
- Record last updated2008 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
57 internal medicine physician records list a practice address in Lowell
They are 57 of the 2,992 NPPES records with a practice address in Lowell, and 6,825 internal medicine physician records in Massachusetts.
All 6,825 in Massachusetts → Every provider in Lowell → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Margaret Allard, MD MPHLowell, MA 018521528024585
- Alexandra Argasinski, M.D.Lowell, MA 018521508813395
- Peter Bradshaw, M.D.Lowell, MA 018521083770903
- Jack Chang, MDLowell, MA 018521811182041
- Mariana Chemaly, MDLowell, MA 018521811183056
- Shabnam Cheriyath, MDLowell, MA 018521487980116
- Herbert Kleinman, M.D.Lowell, MA 018521396791125
- Meaghan Nitka, MDLowell, MA 018521952551376
Common questions
What is Zaheer Ahmed, M.D.'s NPI number?
Zaheer Ahmed, M.D.'s National Provider Identifier (NPI) is 1346289337, issued on Jun 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Zaheer Ahmed, M.D. located?
The NPPES record lists a practice address at 33 Bartlett St, Lowell, MA, 01852. Phone: (978) 458-7000. Providers update this record themselves, so call before visiting.
How can I verify Zaheer Ahmed, M.D.'s license?
NPPES lists Massachusetts license number 78742, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Zaheer Ahmed, M.D. prescribe under Medicare Part D?
In 2024, Zaheer Ahmed, M.D. had 11,773 Medicare Part D claims for 522 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.
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.