Doctor profile · Federal record

Dr. Zaheer Ahmed, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Lowell, MA

  • NPI 1346289337
  • Accepts Medicare
  • 44 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
33 Bartlett St, Suite 107
Lowell, MA 018521334
(978) 458-7000

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
June 13, 2008
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #78742

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346289337. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,023
Distinct HCPCS
9
Medicare allowed
$217,572
HCPCS Description Services Patients Avg allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 704 145 $81
99214 Established patient office or other outpatient visit, 30-39 minutes 591 157 $140
99213 Established patient office or other outpatient visit, 20-29 minutes 314 106 $80
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and 138 32 $59
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 137 126 $197
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 61 49 $116
99215 Established patient office or other outpatient visit, 40-54 minutes 36 29 $198
G0008 Administration of influenza virus vaccine 22 20 $31
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 20 20 $144

In context: peer comparison

Among 19 peers in this city , average services per provider: 121. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$228
Transactions
11
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
ACADIA Pharmaceuticals Inc 5 $106.02
Sumitomo Pharma America, Inc. 2 $45.92
Blueprint Medicines Corporation 1 $19.91
AstraZeneca Pharmaceuticals LP 1 $19.71
PROGENICS PHARMACEUTICALS, INC. 1 $19.64
Genmab U.S., Inc. 1 $17.12

By nature of payment

Food and Beverage
$228

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,963
Patients
910
Total drug cost
$201,955
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 781 138 $10,981
Lisinopril Generic 572 116 $7,002
Amlodipine Besylate Generic 395 71 $3,150
Omeprazole Generic 382 90 $9,059
Levothyroxine Sodium Generic 325 55 $3,633
Metoprolol Succinate Generic 321 65 $7,319
Gabapentin Generic 297 47 $4,961
Trazodone Hcl Generic 286 45 $3,098
Metformin Hcl Generic 271 63 $4,083
Eliquis (Apixaban) Brand 254 28 $138,817

Frequently asked questions

Auto-generated from federal data
What is Dr. Zaheer Ahmed's medical specialty?
Dr. Zaheer Ahmed practices Internal Medicine Physician in Lowell, MA.
Where does Dr. Zaheer Ahmed practice?
Dr. Zaheer Ahmed practices at 33 Bartlett St, Lowell, MA 018521334. Office phone: 9784587000.
What is Dr. Zaheer Ahmed's NPI?
Dr. Zaheer Ahmed's National Provider Identifier (NPI) is 1346289337, issued by NPPES.
Does Dr. Zaheer Ahmed accept Medicare assignment?
Yes. Dr. Zaheer Ahmed accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zaheer Ahmed commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.