Doctor profile · Federal record

Dr. Ramin Mehdian, M.D.

Pulmonary Disease Physician (CMS: Pulmonary Disease) · Critical Care Medicine (Internal Medicine) Physician · Sleep Medicine (Internal Medicine) Physician · Newbury Park, CA

  • NPI 1053457127
  • Accepts Medicare
  • MIPS 92.3 / 100 · 2023
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1000 Newbury RD, Suite 275
Newbury Park, CA 913206435
(805) 499-4143
fax (805) 499-4160
Additional location
227 W Janss RD Ste 125
Thousand Oaks, CA 913601856
(951) 278-5590
Mailing address
Po Box 77790
Corona, CA 928770126

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
February 24, 2021
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State license (1)
California #A62908
Medicaid
CA #00A629080

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1053457127. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,352
Distinct HCPCS
10
Medicare allowed
$648,690
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 1,498 630 $137
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 772 210 $81
99291 Critical care, first 30-74 minutes 744 144 $218
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 518 197 $123
99091 Collection and interpretation of physical parameters stored in computers and/or transmitted by the patient and/or caregiver to qualified health care professional, requiring 30 minutes or more, per 30 days 262 128 $56
94060 Test to measure expiratory airflow and volume changes before and after medication administration 242 237 $44
94200 Test to measure largest amount of air breathed in an out 242 237 $17
94727 Test to determine lung volumes using gas dilution or washout 242 237 $50
94729 Test to examine how well the lungs exchange gases 242 237 $65
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 150 129 $179

In context: peer comparison

Among 1 peers in Newbury Park Pulmonary Disease Physician, average services per provider: 334. This provider delivers 16× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,297
Patients
688
Total drug cost
$701,766
Drug Type Claims Patients Total cost
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 310 69 $291,152
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 289 149 $9,628
Breo Ellipta (Fluticasone/Vilanterol) Brand 266 58 $156,322
Azelastine Hcl Generic 176 57 $10,217
Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) Brand 160 28 $107,257
Montelukast Sodium Generic 150 32 $2,404
Prednisone Generic 150 90 $660
Atorvastatin Calcium Generic 127 32 $1,360
Losartan Potassium Generic 113 27 $1,500
Furosemide Generic 111 26 $448

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ramin Mehdian's medical specialty?
Dr. Ramin Mehdian practices Pulmonary Disease Physician in Newbury Park, CA.
Where does Dr. Ramin Mehdian practice?
Dr. Ramin Mehdian practices at 1000 Newbury RD, Newbury Park, CA 913206435. Office phone: 8054994143.
What is Dr. Ramin Mehdian's NPI?
Dr. Ramin Mehdian's National Provider Identifier (NPI) is 1053457127, issued by NPPES.
Does Dr. Ramin Mehdian accept Medicare assignment?
Yes. Dr. Ramin Mehdian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ramin Mehdian commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.