Doctor profile · Federal record

Dr. Andrew Mah, O.D.

Optometrist · Optometrist · San Ramon, CA

  • NPI 1497286496
  • 9 yrs on file
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2837 Yosemite Ave
San Ramon, CA 945833438
(925) 818-5704

Credentials & registration

NPPES · NUCC
NPI registered
March 2017 — 9 yrs on file
Specialty taxonomy
152W00000X — NUCC code
State licenses (2)
California #33628 · Washington #60707338

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1497286496. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
11
Distinct HCPCS
1
Medicare allowed
$1,728
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 11 11 $157

In context: peer comparison

Among 4 peers in San Ramon Optometrist, average services per provider: 44. This provider delivers 0.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$63
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 2 $40.47
CooperVision INC. 1 $22.11

By nature of payment

Food and Beverage
$63

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Mah's medical specialty?
Dr. Andrew Mah practices Optometrist in San Ramon, CA.
Where does Dr. Andrew Mah practice?
Dr. Andrew Mah practices at 2837 Yosemite Ave, San Ramon, CA 945833438. Office phone: 9258185704.
What is Dr. Andrew Mah's NPI?
Dr. Andrew Mah's National Provider Identifier (NPI) is 1497286496, issued by NPPES.
What procedures does Dr. Andrew Mah commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014). Source: CMS Medicare Physician & Other Practitioners file.