Doctor profile · Federal record

Dr. Marc Dea, OD

Optometrist (CMS: Optometry) · Castro Valley, CA

  • NPI 1174592646
  • Accepts Medicare
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2687 Castro Valley Blvd
Castro Valley, CA 945465409
(510) 581-1553
fax (510) 581-1929

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
August 20, 2014
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
California #11124T
Medicaid (2)
CA #GSD000960 · CA #GR0022890

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174592646. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
214
Distinct HCPCS
3
Medicare allowed
$19,909
HCPCS Description Services Patients Avg allowed
92250 Photography of the retina 118 116 $46
92014 Established patient complete exam of visual system 83 83 $157
99213 Established patient office or other outpatient visit, 20-29 minutes 13 13 $106

In context: peer comparison

Among 2 peers in Castro Valley Optometrist, average services per provider: 57. This provider delivers 3.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$145
Transactions
6
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 4 $91.01
Johnson & Johnson Vision Care, INC. 2 $53.58

By nature of payment

Food and Beverage
$145

Frequently asked questions

Auto-generated from federal data
What is Dr. Marc Dea's medical specialty?
Dr. Marc Dea practices Optometrist in Castro Valley, CA.
Where does Dr. Marc Dea practice?
Dr. Marc Dea practices at 2687 Castro Valley Blvd, Castro Valley, CA 945465409. Office phone: 5105811553.
What is Dr. Marc Dea's NPI?
Dr. Marc Dea's National Provider Identifier (NPI) is 1174592646, issued by NPPES.
Does Dr. Marc Dea accept Medicare assignment?
Yes. Dr. Marc Dea accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marc Dea commonly perform?
Top Medicare-reported procedures in 2023: Photography of the retina (HCPCS 92250); Established patient complete exam of visual system (HCPCS 92014); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.