Dandan Liu, M.D.
NPI 1407182694 · Geriatric Medicine (Internal Medicine) Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dandan Liu, M.D. is a Geriatric Medicine (Internal Medicine) Physician provider in San Francisco, CA (NPI 1407182694).
Provider details
- NPI number
- 1407182694
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A110695 (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
16 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 · 87 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 582 | 223 |
| Donepezil Hcl | 400 | 148 |
| Losartan Potassium | 286 | 96 |
| Memantine Hcl | 284 | 87 |
| Amlodipine Besylate | 261 | 100 |
| Levothyroxine Sodium | 243 | 80 |
| Gabapentin | 173 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-10-23
- Last updated
- 2021-12-17
Frequently asked questions
- What is Dandan Liu's NPI number?
- Dandan Liu's National Provider Identifier (NPI) is 1407182694, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dandan Liu's specialty?
- Dandan Liu is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Dandan Liu located?
- Dandan Liu's practice location on file with NPPES is 1333 Bush St, San Francisco, CA 94109-5611.
- What is Dandan Liu's phone number?
- The practice phone number listed in the NPPES registry for Dandan Liu is (415) 292-8803.
- Does Dandan Liu accept Medicare?
- Dandan Liu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dandan Liu's NPI active?
- Yes — Dandan Liu's NPI (1407182694) is active in the NPPES registry as of the last update on 2021-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.