Doctor profile · Federal record

Dr. Karen Griffith, OD

Optometrist (CMS: Optometry) · Petaluma, CA

  • NPI 1659372365
  • Accepts Medicare
  • 38 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
320 Petaluma Blvd S
Petaluma, CA 949524245
(707) 762-8643
fax (707) 762-3554

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
March 4, 2008
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
California #9002T
Medicaid
CA #1431322

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659372365. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
299
Distinct HCPCS
8
Medicare allowed
$28,094
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 114 114 $118
99213 Established patient office or other outpatient visit, 20-29 minutes 57 47 $94
92250 Photography of the retina 38 38 $42
92004 New patient complete exam of visual system 25 25 $128
92133 Imaging of optic nerve 20 18 $40
92134 Imaging of retina 18 17 $45
99214 Established patient office or other outpatient visit, 30-39 minutes 15 14 $133
92083 Exam of visual field with extended testing 12 12 $72

In context: peer comparison

Among 5 peers in this city , average services per provider: 35. This provider delivers 8.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$98
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
CooperVision Inc. 1 $56.56
LKC Technologies, Inc. 1 $21.38
Tarsus Pharmaceuticals, Inc. 1 $19.87

By nature of payment

Food and Beverage
$98

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
146
Patients
18
Total drug cost
$2,091
Drug Type Claims Patients Total cost
Latanoprost Generic 120 18 $1,855
Timolol Maleate Generic 26 0 $237

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Griffith's medical specialty?
Dr. Karen Griffith practices Optometrist in Petaluma, CA.
Where does Dr. Karen Griffith practice?
Dr. Karen Griffith practices at 320 Petaluma Blvd S, Petaluma, CA 949524245. Office phone: 7077628643.
What is Dr. Karen Griffith's NPI?
Dr. Karen Griffith's National Provider Identifier (NPI) is 1659372365, issued by NPPES.
Does Dr. Karen Griffith accept Medicare assignment?
Yes. Dr. Karen Griffith accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Griffith commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Established patient office or other outpatient visit (HCPCS 99213); Photography of the retina (HCPCS 92250). Source: CMS Medicare Physician & Other Practitioners file.