Doctor profile · Federal record

Dr. Irvin Oh, M.D.

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Orthopaedic Surgery Physician · Orthopaedic Foot and Ankle Surgery Physician · Orthopaedic Foot and Ankle Surgery Physician · New Haven, CT

  • NPI 1174784896
  • Accepts Medicare
  • MIPS 71.7 / 100 · 2023
  • 26 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
800 Howard Ave Fl 1
New Haven, CT 065191369
(203) 785-2579
fax (203) 785-7232
Mailing address
47 College St Ste 205
New Haven, CT 065103209

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
March 30, 2021
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207X00000X — NUCC code
State licenses (2)
Connecticut #67489 · New York #254107

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174784896. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
158
Distinct HCPCS
5
Medicare allowed
$22,033
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 77 64 $136
99213 Established patient office or other outpatient visit, 20-29 minutes 26 22 $93
99204 New patient office or other outpatient visit, 45-59 minutes 23 23 $178
99215 Established patient office or other outpatient visit, 40-54 minutes 19 18 $184
99203 New patient office or other outpatient visit, 30-44 minutes 13 13 $121

In context: peer comparison

Among 18 peers in New Haven Orthopaedic Surgery Physician, average services per provider: 74. This provider delivers 2.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$145
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Stryker Corporation 1 $145.08

By nature of payment

Food and Beverage
$145

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
113
Patients
57
Total drug cost
$1,094
Drug Type Claims Patients Total cost
Gabapentin Generic 84 34 $1,013
Tramadol Hcl Generic 18 12 $45
Oxycodone Hcl Generic 11 11 $35

Frequently asked questions

Auto-generated from federal data
What is Dr. Irvin Oh's medical specialty?
Dr. Irvin Oh practices Orthopaedic Surgery Physician in New Haven, CT.
Where does Dr. Irvin Oh practice?
Dr. Irvin Oh practices at 800 Howard Ave Fl 1, New Haven, CT 065191369. Office phone: 2037852579.
What is Dr. Irvin Oh's NPI?
Dr. Irvin Oh's National Provider Identifier (NPI) is 1174784896, issued by NPPES.
Does Dr. Irvin Oh accept Medicare assignment?
Yes. Dr. Irvin Oh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Irvin Oh 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); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.