Doctor profile · Federal record

Dr. Ronnie Mimran, MD

Neurological Surgery Physician · Castro Valley, CA

  • NPI 1821043498
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
20055 Lake Chabot RD, #110
Castro Valley, CA 94546
(510) 886-3138
fax (510) 373-1616
Mailing address
1320 El Capitan Dr, #300
Danville, CA 945266258

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
May 4, 2012
Specialty taxonomy
207T00000X — NUCC code
State license (1)
California #A90574

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821043498. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
132
Distinct HCPCS
3
Medicare allowed
$18,942
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 73 53 $105
99204 New patient office or other outpatient visit, 45-59 minutes 33 33 $189
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 26 26 $193

In context: peer comparison

Among 2 peers in Castro Valley Neurological Surgery Physician, average services per provider: 43. This provider delivers 3.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$4,425
Transactions
21
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Globus Medical, INC. 21 $4,425.34

By nature of payment

Travel and Lodging
$3,333
Consulting Fee
$900
Food and Beverage
$192

Frequently asked questions

Auto-generated from federal data
What is Dr. Ronnie Mimran's medical specialty?
Dr. Ronnie Mimran practices Neurological Surgery Physician in Castro Valley, CA.
Where does Dr. Ronnie Mimran practice?
Dr. Ronnie Mimran practices at 20055 Lake Chabot RD, Castro Valley, CA 94546. Office phone: 5108863138.
What is Dr. Ronnie Mimran's NPI?
Dr. Ronnie Mimran's National Provider Identifier (NPI) is 1821043498, issued by NPPES.
What procedures does Dr. Ronnie Mimran commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.