Cynthia Hom, MD
NPI 1265507321 · Internal Medicine Physician · Palo Alto, CA
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cynthia Hom, MD is a Internal Medicine Physician provider in Palo Alto, CA (NPI 1265507321).
Provider details
- NPI number
- 1265507321
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- G77977 (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
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 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 54 | 18 |
| Levothyroxine Sodium | 38 | — |
| Amlodipine Besylate | 37 | — |
| Escitalopram Oxalate | 21 | — |
| Lisinopril | 21 | — |
| Lorazepam | 21 | — |
| Losartan Potassium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-22
- Last updated
- 2012-01-10
Frequently asked questions
- What is Cynthia Hom's NPI number?
- Cynthia Hom's National Provider Identifier (NPI) is 1265507321, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cynthia Hom's specialty?
- Cynthia Hom is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Cynthia Hom located?
- Cynthia Hom's practice location on file with NPPES is 795 El Camino Real, Palo Alto, CA 94301-2302.
- What is Cynthia Hom's phone number?
- The practice phone number listed in the NPPES registry for Cynthia Hom is (650) 321-4121.
- Does Cynthia Hom accept Medicare?
- Cynthia Hom is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cynthia Hom's NPI active?
- Yes — Cynthia Hom's NPI (1265507321) is active in the NPPES registry as of the last update on 2012-01-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.