Eric Tam, MD
NPI 1275037103 · Family Medicine Physician · Marina Del Rey, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eric Tam, MD is a Family Medicine Physician provider in Marina Del Rey, CA (NPI 1275037103).
Provider details
- NPI number
- 1275037103
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A164896 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
8 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 91 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 167 | 26 |
| Levothyroxine Sodium | 149 | 25 |
| Atorvastatin Calcium | 132 | 25 |
| Donepezil Hcl | 131 | 16 |
| Gabapentin | 119 | 23 |
| Escitalopram Oxalate | 116 | 14 |
| Losartan Potassium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$78 across 4 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-03-23
- Last updated
- 2021-12-23
- Certified
- 2021-12-23
Frequently asked questions
- What is Eric Tam's NPI number?
- Eric Tam's National Provider Identifier (NPI) is 1275037103, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eric Tam's specialty?
- Eric Tam is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Eric Tam located?
- Eric Tam's practice location on file with NPPES is 4560 Admiralty Way Ste 100, Marina Del Rey, CA 90292-5424.
- What is Eric Tam's phone number?
- The practice phone number listed in the NPPES registry for Eric Tam is (310) 656-1770.
- Does Eric Tam accept Medicare?
- Eric Tam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eric Tam's NPI active?
- Yes — Eric Tam's NPI (1275037103) is active in the NPPES registry as of the last update on 2021-12-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.