Doctor profile · Federal record

Dr. Ashok Madahar, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Chino, CA

  • NPI 1902846710
  • Accepts Medicare
  • 48 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5451 Walnut Ave
Chino, CA 917102609
(909) 464-8666
fax (909) 464-8913
Mailing address
Po Box 60038
Arcadia, CA 910666038

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
June 13, 2008
Year of graduation
1978 — 48 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #C42285
Medicaid
CA #00C422850

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902846710. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
319
Distinct HCPCS
6
Medicare allowed
$38,495
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 119 117 $220
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 99 97 $8
99284 Emergency department visit with moderate level of medical decision making 33 33 $124
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 25 25 $181
99292 Critical care, each additional 30 minutes 23 20 $111
99406 Smoking and tobacco use intensive counseling, 4-10 minutes 20 20 $12

In context: peer comparison

Among 8 peers in Chino Emergency Medicine Physician, average services per provider: 175. This provider delivers 1.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
126
Patients
115
Total drug cost
$960
Drug Type Claims Patients Total cost
Ibuprofen Generic 23 23 $78
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 19 19 $103
Prednisone Generic 18 18 $60
Ciprofloxacin Hcl Generic 15 15 $88
Diclofenac Sodium Generic 15 15 $122
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 13 13 $381
Cephalexin Generic 12 12 $80
Azithromycin Generic 11 0 $47

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ashok Madahar's medical specialty?
Dr. Ashok Madahar practices Emergency Medicine Physician in Chino, CA.
Where does Dr. Ashok Madahar practice?
Dr. Ashok Madahar practices at 5451 Walnut Ave, Chino, CA 917102609. Office phone: 9094648666.
What is Dr. Ashok Madahar's NPI?
Dr. Ashok Madahar's National Provider Identifier (NPI) is 1902846710, issued by NPPES.
Does Dr. Ashok Madahar accept Medicare assignment?
Yes. Dr. Ashok Madahar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ashok Madahar commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.