Christina Lee, MD
NPI 1639213663 · Internal Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christina Lee, MD is a Internal Medicine Physician provider in San Francisco, CA (NPI 1639213663).
Provider details
- NPI number
- 1639213663
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- G81728 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
339 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 122 | $74 |
| Removal of Fingernails Or Toenails, 6 Or More Nails11721 | 114 | $26 |
| Application of Chemical to Stop Tissue Regrowth in Wound17250 | 38 | $45 |
| Office Or Other Outpatient Visit for the Evaluation and Management of Established Patient That May Not Require Presence of Healthcare Professional99211 | 31 | $10 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 18 | $111 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is Christina Lee's NPI number?
- Christina Lee's National Provider Identifier (NPI) is 1639213663, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christina Lee's specialty?
- Christina Lee is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Christina Lee located?
- Christina Lee's practice location on file with NPPES is 375 Laguna Honda Blvd, San Francisco, CA 94116-1411.
- What is Christina Lee's phone number?
- The practice phone number listed in the NPPES registry for Christina Lee is (415) 759-2300.
- Does Christina Lee accept Medicare?
- Christina Lee is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christina Lee's NPI active?
- Yes — Christina Lee's NPI (1639213663) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.