Doctor profile · Federal record

Dr. Jenny Oh, M.D.

Rheumatology Physician (CMS: Rheumatology) · Tarzana, CA

  • NPI 1386657856
  • Accepts Medicare
  • MIPS 91.5 / 100 · 2023
  • 28 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
18386 Ventura Blvd
Tarzana, CA 913564219
(818) 996-4077
fax (818) 996-4069

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
January 9, 2023
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
California #A71626

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386657856. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
43,056
Distinct HCPCS
10
Medicare allowed
$1,101,172
HCPCS Description Services Patients Avg allowed
J3111 Injection, romosozumab-aqqg, 1 mg 15,120 13 $10
J1602 Injection, golimumab, 1 mg, for intravenous use 4,450 11 $13
J0129 Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) 3,265 11 $42
J0897 Injection, denosumab, 1 mg 2,341 31 $23
99214 Established patient office or other outpatient visit, 30-39 minutes 1,372 435 $140
86235 Measurement of antibody for assessment of autoimmune disorder, any method 1,099 150 $18
99213 Established patient office or other outpatient visit, 20-29 minutes 1,010 319 $100
J1100 Injection, dexamethasone sodium phosphate, 1 mg 797 35 $0
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 716 142 $1
36415 Insertion of needle into vein for collection of blood sample 682 284 $8

In context: peer comparison

Among 3 peers in Tarzana Rheumatology Physician, average services per provider: 819. This provider delivers 53× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$5,797
Transactions
266
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 53 $1,909.71
Amgen INC. 36 $747.82
Janssen Biotech, INC. 30 $500.83
GlaxoSmithKline, LLC. 21 $383.00
Novartis Pharmaceuticals Corporation 30 $348.99
Radius Health, INC. 22 $303.04
Ucb, INC. 13 $258.31
Lilly USA, LLC 13 $199.74
Ani Pharmaceuticals, INC. 12 $168.95
Organon LLC 13 $129.43
Alexion Pharmaceuticals, INC. 6 $126.99
Boehringer Ingelheim Pharmaceuticals, INC. 5 $124.39
AstraZeneca Pharmaceuticals Lp 5 $115.20
E.R. Squibb & Sons, L.L.C. 4 $99.63
Mallinckrodt Hospital Products INC. 3 $89.12

By nature of payment

Food and Beverage
$4,697
Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$1,100

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
918
Patients
227
Total drug cost
$245,776
Drug Type Claims Patients Total cost
Prednisone Generic 174 52 $2,269
Methotrexate (Methotrexate Sodium) Brand 113 30 $5,719
Hydroxychloroquine Sulfate Generic 108 24 $11,143
Leflunomide Generic 83 28 $6,094
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 77 18 $1,687
Gabapentin Generic 70 23 $1,089
Allopurinol Generic 57 13 $734
Methylprednisolone Generic 41 25 $740
Duloxetine Hcl Generic 31 14 $1,023
Carisoprodol Generic 30 0 $154

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jenny Oh's medical specialty?
Dr. Jenny Oh practices Rheumatology Physician in Tarzana, CA.
Where does Dr. Jenny Oh practice?
Dr. Jenny Oh practices at 18386 Ventura Blvd, Tarzana, CA 913564219. Office phone: 8189964077.
What is Dr. Jenny Oh's NPI?
Dr. Jenny Oh's National Provider Identifier (NPI) is 1386657856, issued by NPPES.
Does Dr. Jenny Oh accept Medicare assignment?
Yes. Dr. Jenny Oh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jenny Oh commonly perform?
Top Medicare-reported procedures in 2023: Injection, romosozumab-aqqg, 1 mg (HCPCS J3111); Injection, golimumab, 1 mg, for intravenous use (HCPCS J1602); Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) (HCPCS J0129). Source: CMS Medicare Physician & Other Practitioners file.