Eric Lee, M.D.
NPI 1821520032 · Internal Medicine Physician · Napa, CA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eric Lee, M.D. is a Internal Medicine Physician provider in Napa, CA (NPI 1821520032).
Provider details
- NPI number
- 1821520032
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 161308 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
9 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
914 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 543 | $84 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 261 | $124 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 69 | $88 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 26 | $138 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 15 | $52 |
Typical Medicare-allowed amounts for these services range $52–$138 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 34 | 28 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 29 | 29 |
| Pantoprazole Sodium | 23 | 23 |
| Furosemide | 20 | 19 |
| Metoprolol Succinate | 18 | 17 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 15 | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$167 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
Additional practice locations (2)
- 1030 Main StSaint Helena, CA 94574-2056Phone: (480) 570-4463
- 505 Parnassus Ave Rm M-987University of California, San FranciscoSan Francisco, CA 94143-2204Phone: (480) 570-4463
Registry dates
- Enumerated
- 2017-03-28
- Last updated
- 2025-07-14
- Certified
- 2025-07-14
Frequently asked questions
- What is Eric Lee's NPI number?
- Eric Lee's National Provider Identifier (NPI) is 1821520032, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eric Lee's specialty?
- Eric Lee is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Eric Lee located?
- Eric Lee's practice location on file with NPPES is 1000 Trancas St, Napa, CA 94558-2906.
- What is Eric Lee's phone number?
- The practice phone number listed in the NPPES registry for Eric Lee is (707) 252-4411.
- Does Eric Lee accept Medicare?
- Eric Lee is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eric Lee's NPI active?
- Yes — Eric Lee's NPI (1821520032) is active in the NPPES registry as of the last update on 2025-07-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.