Philip Song, M.D.
NPI 1083859888 · Dermatology Physician · Antioch, CA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Philip Song, M.D. is a Dermatology Physician provider in Antioch, CA (NPI 1083859888).
Provider details
- NPI number
- 1083859888
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A161047 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
17 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clobetasol Propionate | 128 | 60 |
| Ketoconazole | 53 | 22 |
| Apremilastbrand: Otezla | 36 | — |
| Fluorouracil | 35 | 30 |
| Triamcinolone Acetonide | 32 | 19 |
| Hydrocortisone | 32 | 11 |
| Tacrolimus | 30 | 20 |
| Dupilumabbrand: Dupixent Pen |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$22 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 401 Old San Francisco RdSunnyvale, CA 94086-6387Phone: (650) 934-7676
Registry dates
- Enumerated
- 2008-12-08
- Last updated
- 2021-12-17
- Certified
- 2020-07-06
Frequently asked questions
- What is Philip Song's NPI number?
- Philip Song's National Provider Identifier (NPI) is 1083859888, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Philip Song's specialty?
- Philip Song is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Philip Song located?
- Philip Song's practice location on file with NPPES is 3400 Delta Fair Blvd, Antioch, CA 94509-4004.
- What is Philip Song's phone number?
- The practice phone number listed in the NPPES registry for Philip Song is (925) 817-5600.
- Does Philip Song accept Medicare?
- Philip Song is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Philip Song's NPI active?
- Yes — Philip Song's NPI (1083859888) 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.