Nancy Lan, PA-C
NPI 1790835825 · Surgical Physician Assistant · Santa Clara, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nancy Lan, PA-C is a Surgical Physician Assistant provider in Santa Clara, CA (NPI 1790835825).
Provider details
- NPI number
- 1790835825
- Entity type
- Individual
- Primary specialty
- Surgical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 18684 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl | 91 | 87 |
| Ondansetronbrand: Ondansetron Odt | 73 | 71 |
| Celecoxib | 69 | 67 |
| Famotidine | 19 | 19 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 19 | 13 |
| Ibuprofen | 18 | 12 |
| Doxycycline Monohydrate | 13 | 13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-11
- Last updated
- 2022-01-11
- Certified
- 2022-01-11
Frequently asked questions
- What is Nancy Lan's NPI number?
- Nancy Lan's National Provider Identifier (NPI) is 1790835825, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Lan's specialty?
- Nancy Lan is listed in the NPPES registry with a primary specialty of Surgical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Nancy Lan located?
- Nancy Lan's practice location on file with NPPES is 710 Lawrence Expy, Santa Clara, CA 95051-5173.
- What is Nancy Lan's phone number?
- The practice phone number listed in the NPPES registry for Nancy Lan is (408) 851-1000.
- Does Nancy Lan accept Medicare?
- Nancy Lan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nancy Lan's NPI active?
- Yes — Nancy Lan's NPI (1790835825) is active in the NPPES registry as of the last update on 2022-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.