Doctor profile · Federal record

Dr. Tadeusz Witkowski, MD

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

  • NPI 1073744793
  • Accepts Medicare
  • 45 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4904 19Th Ave
Astoria, NY 111051002
(718) 777-3494

Credentials & registration

NPPES · NUCC
NPI registered
July 2009 — 17 yrs on file
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
New York #218442

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1073744793. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
138
Distinct HCPCS
5
Medicare allowed
$1,618
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 38 25 $8
80053 Blood test, comprehensive group of blood chemicals 37 27 $10
80061 Blood test, lipids (cholesterol and triglycerides) 26 20 $13
84443 Blood test, thyroid stimulating hormone (tsh) 23 18 $16
86803 Hepatitis c antibody measurement 14 12 $14

In context: peer comparison

Among 24 peers in Astoria Internal Medicine Physician, average services per provider: 125. This provider delivers 1.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,260
Patients
425
Total drug cost
$22,856
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 187 65 $2,994
Metoprolol Succinate Generic 105 39 $3,056
Diclofenac Sodium Generic 104 30 $2,300
Omeprazole Generic 100 26 $1,053
Vitamin D2 (Ergocalciferol (Vitamin D2)) Brand 81 27 $217
Metformin Hcl Generic 78 31 $460
Rosuvastatin Calcium Generic 78 30 $1,323
Amlodipine Besylate-Benazepril (Amlodipine Besylate/Benazepril) Brand 74 22 $1,906
Tamsulosin Hcl Generic 74 25 $1,390
Losartan-Hydrochlorothiazide (Losartan/Hydrochlorothiazide) Brand 72 26 $3,423

Frequently asked questions

Auto-generated from federal data
What is Dr. Tadeusz Witkowski's medical specialty?
Dr. Tadeusz Witkowski practices Internal Medicine Physician in Astoria, NY.
Where does Dr. Tadeusz Witkowski practice?
Dr. Tadeusz Witkowski practices at 4904 19Th Ave, Astoria, NY 111051002. Office phone: 7187773494.
What is Dr. Tadeusz Witkowski's NPI?
Dr. Tadeusz Witkowski's National Provider Identifier (NPI) is 1073744793, issued by NPPES.
Does Dr. Tadeusz Witkowski accept Medicare assignment?
Yes. Dr. Tadeusz Witkowski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tadeusz Witkowski commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Blood test, comprehensive group of blood chemicals (HCPCS 80053); Blood test, lipids (cholesterol and triglycerides) (HCPCS 80061). Source: CMS Medicare Physician & Other Practitioners file.