Doctor profile · Federal record

Dr. William Jarnagin, MD

Surgery Physician (CMS: General Surgery) · New York, NY

  • NPI 1851373450
  • Accepts Medicare
  • MIPS 89.7 / 100 · 2023
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1275 York Ave
New York, NY 100216007
(212) 639-2000
Mailing address
633 3Rd Ave, Box 3
New York, NY 100176706

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
April 6, 2015
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
New York #202571

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851373450. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
308
Distinct HCPCS
9
Medicare allowed
$116,701
HCPCS Description Services Patients Avg allowed
99203 New patient office or other outpatient visit, 30-44 minutes 89 89 $94
99213 Established patient office or other outpatient visit, 20-29 minutes 44 39 $74
99212 Established patient office or other outpatient visit, 10-19 minutes 38 37 $40
99205 New patient office or other outpatient visit, 60-74 minutes 33 33 $204
99214 Established patient office or other outpatient visit, 30-39 minutes 31 28 $109
76998 Ultrasonic guidance during surgery 25 24 $71
48150 Partial removal of pancreas, bile duct, and small bowel with connection of pancreas to small bowel 24 24 $3,731
99441 Telephone medical discussion with physician, 5-10 minutes 13 12 $39
99204 New patient office or other outpatient visit, 45-59 minutes 11 11 $150

In context: peer comparison

Among 97 peers in New York Surgery Physician, average services per provider: 66. This provider delivers 4.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
366
Patients
71
Total drug cost
$417,278
Drug Type Claims Patients Total cost
Creon (Lipase/Protease/Amylase) Brand 150 34 $320,148
Pantoprazole Sodium Generic 137 37 $2,419
Zenpep (Lipase/Protease/Amylase) Brand 48 0 $90,980
Ursodiol Generic 17 0 $2,920
Colestipol Hcl Generic 14 0 $812

Frequently asked questions

Auto-generated from federal data
What is Dr. William Jarnagin's medical specialty?
Dr. William Jarnagin practices Surgery Physician in New York, NY.
Where does Dr. William Jarnagin practice?
Dr. William Jarnagin practices at 1275 York Ave, New York, NY 100216007. Office phone: 2126392000.
What is Dr. William Jarnagin's NPI?
Dr. William Jarnagin's National Provider Identifier (NPI) is 1851373450, issued by NPPES.
Does Dr. William Jarnagin accept Medicare assignment?
Yes. Dr. William Jarnagin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Jarnagin commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.