Doctor profile · Federal record

Dr. John Martinez, M.D.

Sports Medicine (Family Medicine) Physician (CMS: Family Practice) · Mill Valley, CA

  • NPI 1003844507
  • Accepts Medicare
  • MIPS 90.2 / 100 · 2023
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
750 Redwood Hwy Frontage RD Ste 1204
Mill Valley, CA 949412483
(415) 384-4778
fax (415) 384-4779
Mailing address
3400 Data Dr
Rancho Cordova, CA 956707956

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
November 29, 2023
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207QS0010X — NUCC code
State license (1)
California #A74529

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003844507. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
94
Distinct HCPCS
4
Medicare allowed
$8,983
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 35 35 $109
87635 Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 23 22 $50
99202 New patient office or other outpatient visit, 15-29 minutes 18 18 $89
99203 New patient office or other outpatient visit, 30-44 minutes 18 18 $134

In context: peer comparison

Among 1 peers in this city , average services per provider: 23. This provider delivers 4.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$21
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 1 $21.16

By nature of payment

Food and Beverage
$21

Frequently asked questions

Auto-generated from federal data
What is Dr. John Martinez's medical specialty?
Dr. John Martinez practices Sports Medicine (Family Medicine) Physician in Mill Valley, CA.
Where does Dr. John Martinez practice?
Dr. John Martinez practices at 750 Redwood Hwy Frontage RD Ste 1204, Mill Valley, CA 949412483. Office phone: 4153844778.
What is Dr. John Martinez's NPI?
Dr. John Martinez's National Provider Identifier (NPI) is 1003844507, issued by NPPES.
Does Dr. John Martinez accept Medicare assignment?
Yes. Dr. John Martinez accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Martinez commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen (HCPCS 87635); New patient office or other outpatient visit (HCPCS 99202). Source: CMS Medicare Physician & Other Practitioners file.