Nelly Song, M.D.
NPI 1720465735 · Family Medicine Physician · San Jose, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nelly Song, M.D. is a Family Medicine Physician provider in San Jose, CA (NPI 1720465735).
Provider details
- NPI number
- 1720465735
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 yrs in NPPES registry
- Profile completeness38% of score
83% 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 · 39 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 233 | 92 |
| Lisinopril | 112 | 41 |
| Levothyroxine Sodium | 94 | 32 |
| Famotidine | 70 | 29 |
| Hydrochlorothiazide | 69 | 29 |
| Losartan Potassium | 68 | 31 |
| Amlodipine Besylate | 59 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-04-28
- Last updated
- 2026-03-09
- Certified
- 2026-03-09
Frequently asked questions
- What is Nelly Song's NPI number?
- Nelly Song's National Provider Identifier (NPI) is 1720465735, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nelly Song's specialty?
- Nelly Song is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nelly Song located?
- Nelly Song's practice location on file with NPPES is 276 International Cir, San Jose, CA 95119-1130.
- What is Nelly Song's phone number?
- The practice phone number listed in the NPPES registry for Nelly Song is (408) 972-7000.
- Does Nelly Song accept Medicare?
- Nelly Song is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nelly Song's NPI active?
- Yes — Nelly Song's NPI (1720465735) is active in the NPPES registry as of the last update on 2026-03-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.