Doctor profile · Federal record

Dr. Mark Kostin, M.D

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

  • NPI 1790797322
  • Accepts Medicare
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1655 E 13Th St
Brooklyn, NY 112291101
(718) 339-3100
fax (718) 339-3905
Mailing address
200 W 58Th St
New York, NY 100191432

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
New York #209566
Medicaid
NY #01902345

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790797322. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
198
Distinct HCPCS
3
Medicare allowed
$27,241
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 136 26 $148
99213 Established patient office or other outpatient visit, 20-29 minutes 50 15 $105
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 12 12 $149

In context: peer comparison

Among 393 peers in Brooklyn Internal Medicine Physician, average services per provider: 326. This provider delivers 0.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$50
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 1 $33.46
Eisai INC. 1 $16.88

By nature of payment

Food and Beverage
$50

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
609
Patients
0
Total drug cost
$22,553
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 95 0 $4,323
Lisinopril Generic 63 0 $447
Simvastatin Generic 49 0 $346
Metformin Hcl Generic 47 0 $367
Alprazolam Generic 46 0 $1,514
Omeprazole Generic 42 0 $519
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 37 0 $1,885
Gabapentin Generic 33 0 $261
Metoprolol Succinate Generic 31 0 $471
Clonazepam Generic 30 0 $670

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Kostin's medical specialty?
Dr. Mark Kostin practices Internal Medicine Physician in Brooklyn, NY.
Where does Dr. Mark Kostin practice?
Dr. Mark Kostin practices at 1655 E 13Th St, Brooklyn, NY 112291101. Office phone: 7183393100.
What is Dr. Mark Kostin's NPI?
Dr. Mark Kostin's National Provider Identifier (NPI) is 1790797322, issued by NPPES.
Does Dr. Mark Kostin accept Medicare assignment?
Yes. Dr. Mark Kostin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Kostin commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.