Doctor profile · Federal record

Dr. Ahmar Butt, MD

Internal Medicine Physician (CMS: Internal Medicine) · Brooklyn, NY

  • NPI 1619983871
  • Accepts Medicare
  • 43 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
55 Greene Ave
Brooklyn, NY 11238
(917) 763-5690
Mailing address
28 Cheever Pl, # 2
Brooklyn, NY 112315261

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
August 16, 2013
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
New York #196291
Medicaid
NY #01500958

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619983871. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
903
Distinct HCPCS
10
Medicare allowed
$94,862
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 258 66 $86
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 251 49 $91
99213 Established patient office or other outpatient visit, 20-29 minutes 192 54 $105
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 54 49 $207
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 49 34 $122
99316 Nursing facility discharge management, more than 30 minutes 36 35 $150
99214 Established patient office or other outpatient visit, 30-39 minutes 21 16 $148
99238 Hospital discharge day management, 30 minutes or less 16 16 $93
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 14 14 $150
G0008 Administration of influenza virus vaccine 12 11 $36

In context: peer comparison

Among 393 peers in Brooklyn Internal Medicine Physician, average services per provider: 326. This provider delivers 2.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$367
Transactions
17
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 9 $172.41
Bayer Healthcare Pharmaceuticals INC. 2 $66.23
AstraZeneca Pharmaceuticals Lp 2 $45.28
Pfizer INC. 2 $42.42
Lilly USA, LLC 2 $40.87

By nature of payment

Food and Beverage
$367

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,905
Patients
562
Total drug cost
$119,666
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 302 107 $3,705
Amlodipine Besylate Generic 295 79 $2,200
Gabapentin Generic 142 40 $1,746
Famotidine Generic 141 34 $2,543
Metformin Hcl Generic 132 37 $945
Metoprolol Succinate Generic 115 45 $2,557
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 111 20 $4,274
Montelukast Sodium Generic 108 21 $1,129
Xarelto (Rivaroxaban) Brand 88 15 $39,714
Losartan Potassium Generic 87 33 $1,299

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ahmar Butt's medical specialty?
Dr. Ahmar Butt practices Internal Medicine Physician in Brooklyn, NY.
Where does Dr. Ahmar Butt practice?
Dr. Ahmar Butt practices at 55 Greene Ave, Brooklyn, NY 11238. Office phone: 9177635690.
What is Dr. Ahmar Butt's NPI?
Dr. Ahmar Butt's National Provider Identifier (NPI) is 1619983871, issued by NPPES.
Does Dr. Ahmar Butt accept Medicare assignment?
Yes. Dr. Ahmar Butt accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ahmar Butt commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.