Doctor profile · Federal record

Dr. Mark Maher, OD

Optometrist (CMS: Optometry) · Morgan Hill, CA

  • NPI 1811049810
  • Accepts Medicare
  • 42 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
419 Vineyard Town Center
Morgan Hill, CA 95037
(408) 779-2266
fax (408) 779-5051

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
July 2, 2010
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
California #79887

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811049810. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
127
Distinct HCPCS
2
Medicare allowed
$10,432
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 71 67 $110
92250 Photography of the retina 56 55 $47

In context: peer comparison

Among 3 peers in Morgan Hill Optometrist, average services per provider: 35. This provider delivers 3.6× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Maher's medical specialty?
Dr. Mark Maher practices Optometrist in Morgan Hill, CA.
Where does Dr. Mark Maher practice?
Dr. Mark Maher practices at 419 Vineyard Town Center, Morgan Hill, CA 95037. Office phone: 4087792266.
What is Dr. Mark Maher's NPI?
Dr. Mark Maher's National Provider Identifier (NPI) is 1811049810, issued by NPPES.
Does Dr. Mark Maher accept Medicare assignment?
Yes. Dr. Mark Maher accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Maher commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Photography of the retina (HCPCS 92250). Source: CMS Medicare Physician & Other Practitioners file.