Daniel Lee, M.D.
NPI 1780949131 · Hematology & Oncology Physician · Vallejo, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Lee, M.D. is a Hematology & Oncology Physician provider in Vallejo, CA (NPI 1780949131).
Provider details
- NPI number
- 1780949131
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A132543 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydroxyurea | 177 | 52 |
| Lenalidomide | 128 | 18 |
| Dexamethasone | 103 | 30 |
| Zanubrutinibbrand: Brukinsa | 81 | — |
| Acyclovir | 69 | 28 |
| Pomalidomidebrand: Pomalyst | 54 | 11 |
| Prochlorperazine Maleate | 53 | 28 |
| Eltrombopag Cholinebrand: Alvaiz |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-07-11
- Last updated
- 2025-08-22
- Certified
- 2025-08-18
Frequently asked questions
- What is Daniel Lee's NPI number?
- Daniel Lee's National Provider Identifier (NPI) is 1780949131, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Lee's specialty?
- Daniel Lee is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Lee located?
- Daniel Lee's practice location on file with NPPES is 975 Sereno Dr., Vallejo, CA 94589-2441.
- What is Daniel Lee's phone number?
- The practice phone number listed in the NPPES registry for Daniel Lee is (707) 651-1077.
- Does Daniel Lee accept Medicare?
- Daniel Lee is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Lee's NPI active?
- Yes — Daniel Lee's NPI (1780949131) is active in the NPPES registry as of the last update on 2025-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.