Doctor profile · Federal record

Dr. Zeron Ghazarian, M.D.

Pulmonary Disease Physician (CMS: Pulmonary Disease) · Internal Medicine Physician · Critical Care Medicine (Internal Medicine) Physician · Riverside, CA

  • NPI 1063785756
  • Accepts Medicare
  • MIPS 63.0 / 100 · 2023
  • 16 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4234 Riverwalk Pkwy Ste 230
Riverside, CA 925053312
(951) 781-3672
fax (951) 781-0365
Mailing address
4234 Riverwalk Parkway Suite 230, Pacific Pulmonary Medical Group
Riverside, CA 92505

Credentials & registration

NPPES · NUCC
NPI registered
February 2012 — 14 yrs on file
Profile last updated
February 11, 2025
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State license (1)
California #A145823

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1063785756. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,543
Distinct HCPCS
8
Medicare allowed
$231,792
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 804 208 $123
99291 Critical care, first 30-74 minutes 372 126 $220
99292 Critical care, each additional 30 minutes 179 40 $110
99214 Established patient office or other outpatient visit, 30-39 minutes 74 55 $134
99215 Established patient office or other outpatient visit, 40-54 minutes 53 42 $188
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 25 25 $179
99204 New patient office or other outpatient visit, 45-59 minutes 20 20 $174
99205 New patient office or other outpatient visit, 60-74 minutes 16 16 $230

In context: peer comparison

Among 7 peers in Riverside Pulmonary Disease Physician, average services per provider: 146. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$924
Transactions
53
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 17 $166.34
Boehringer Ingelheim Pharmaceuticals, INC. 4 $93.20
United Therapeutics Corporation 4 $91.79
Mylan Specialty L.P. 4 $81.07
Genzyme Corporation 4 $78.30
Merck Sharp & Dohme LLC 4 $76.57
Insmed, INC. 3 $69.85
AstraZeneca Pharmaceuticals Lp 4 $65.26
Grifols USA, LLC 2 $49.51
Amgen INC. 2 $36.37
Regeneron Healthcare Solutions, INC. 1 $29.54
Vifor Pharma, INC. 1 $25.48
Abbvie INC. 1 $25.19
Philips North America LLC 1 $18.83
Gilead Sciences, INC. 1 $16.69

By nature of payment

Food and Beverage
$924

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
817
Patients
271
Total drug cost
$217,294
Drug Type Claims Patients Total cost
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 136 36 $99,550
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 134 52 $4,974
Prednisone Generic 126 69 $423
Azithromycin Generic 106 54 $559
Breo Ellipta (Fluticasone/Vilanterol) Brand 57 0 $27,633
Spiriva Respimat (Tiotropium Bromide) Brand 46 13 $28,580
Montelukast Sodium Generic 38 12 $788
Symbicort (Budesonide/Formoterol Fumarate) Brand 36 11 $19,104
Fluticasone-Salmeterol (Fluticasone Propion/Salmeterol) Brand 30 11 $7,398
Levofloxacin Generic 22 13 $125

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Zeron Ghazarian's medical specialty?
Dr. Zeron Ghazarian practices Pulmonary Disease Physician in Riverside, CA.
Where does Dr. Zeron Ghazarian practice?
Dr. Zeron Ghazarian practices at 4234 Riverwalk Pkwy Ste 230, Riverside, CA 925053312. Office phone: 9517813672.
What is Dr. Zeron Ghazarian's NPI?
Dr. Zeron Ghazarian's National Provider Identifier (NPI) is 1063785756, issued by NPPES.
Does Dr. Zeron Ghazarian accept Medicare assignment?
Yes. Dr. Zeron Ghazarian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zeron Ghazarian commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Critical care (HCPCS 99291); Critical care (HCPCS 99292). Source: CMS Medicare Physician & Other Practitioners file.