Doctor profile · Federal record

Dr. Mehrnaz Hojjati, M. D.

Rheumatology Physician (CMS: Rheumatology) · Rheumatology Physician · Orange, CA

  • NPI 1720029135
  • Accepts Medicare
  • MIPS 92.5 / 100 · 2023
  • 28 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2501 E Chapman Ave Ste 301
Orange, CA 928693204
(714) 628-3230
Additional location
11234 Anderson St Ste 1516
Loma Linda, CA 923542804
(909) 558-4909

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
November 28, 2023
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State licenses (2)
California #C131825 · Ohio #35096327
Medicaid
OH #3111395

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720029135. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
191
Distinct HCPCS
5
Medicare allowed
$31,634
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 123 80 $185
99214 Established patient office or other outpatient visit, 30-39 minutes 22 21 $133
96372 Injection of drug or substance under skin or into muscle 19 14 $15
99205 New patient office or other outpatient visit, 60-74 minutes 16 16 $236
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 11 11 $176

In context: peer comparison

Among 6 peers in Orange Rheumatology Physician, average services per provider: 73. This provider delivers 2.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$37,259
Transactions
118
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Amgen INC. 37 $21,348.66
GlaxoSmithKline, LLC. 13 $13,903.60
AstraZeneca Pharmaceuticals Lp 6 $453.78
Abbvie INC. 18 $392.55
Aurinia Pharma U.S., INC. 12 $260.72
Boehringer Ingelheim Pharmaceuticals, INC. 3 $179.09
Janssen Biotech, INC. 7 $138.56
Pfizer INC. 5 $119.74
Mallinckrodt Hospital Products INC. 5 $118.61
Ucb, INC. 2 $77.29
Radius Health, INC. 4 $75.07
Novartis Pharmaceuticals Corporation 3 $70.03
E.R. Squibb & Sons, L.L.C. 1 $39.17
Kiniksa Pharmaceuticals International, Plc 1 $33.95
Genzyme Corporation 1 $25.95

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$29,603
Consulting Fee
$3,203
Food and Beverage
$2,648
Travel and Lodging
$1,805

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,403
Patients
430
Total drug cost
$1,285,624
Drug Type Claims Patients Total cost
Hydroxychloroquine Sulfate Generic 242 79 $15,497
Methotrexate (Methotrexate Sodium) Brand 195 58 $8,271
Prednisone Generic 152 57 $1,817
Leucovorin Calcium Generic 107 25 $1,726
Diclofenac Sodium Generic 102 55 $4,338
Gabapentin Generic 92 33 $1,866
Meloxicam Generic 70 27 $479
Humira(Cf) Pen (Adalimumab) Brand 68 13 $498,784
Alendronate Sodium Generic 67 25 $1,114
Allopurinol Generic 63 20 $1,598

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mehrnaz Hojjati's medical specialty?
Dr. Mehrnaz Hojjati practices Rheumatology Physician in Orange, CA.
Where does Dr. Mehrnaz Hojjati practice?
Dr. Mehrnaz Hojjati practices at 2501 E Chapman Ave Ste 301, Orange, CA 928693204. Office phone: 7146283230.
What is Dr. Mehrnaz Hojjati's NPI?
Dr. Mehrnaz Hojjati's National Provider Identifier (NPI) is 1720029135, issued by NPPES.
Does Dr. Mehrnaz Hojjati accept Medicare assignment?
Yes. Dr. Mehrnaz Hojjati accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mehrnaz Hojjati commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Injection of drug or substance under skin or into muscle (HCPCS 96372). Source: CMS Medicare Physician & Other Practitioners file.