Joohyun Song, D.O
NPI 1407211022 · Family Medicine Physician · Downey, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joohyun Song, D.O is a Family Medicine Physician provider in Downey, CA (NPI 1407211022).
Provider details
- NPI number
- 1407211022
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20A14298 (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
10 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 · 58 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 369 | 132 |
| Amlodipine Besylate | 162 | 59 |
| Losartan Potassium | 161 | 59 |
| Lisinopril | 111 | 41 |
| Pantoprazole Sodium | 89 | 32 |
| Fluticasone Propionate | 89 | 44 |
| Ibuprofen | 87 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-12-25
- Last updated
- 2022-01-18
- Certified
- 2022-01-18
Frequently asked questions
- What is Joohyun Song's NPI number?
- Joohyun Song's National Provider Identifier (NPI) is 1407211022, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joohyun Song's specialty?
- Joohyun Song is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joohyun Song located?
- Joohyun Song's practice location on file with NPPES is 11500 Brookshire Ave, Downey, CA 90241-4917.
- What is Joohyun Song's phone number?
- The practice phone number listed in the NPPES registry for Joohyun Song is (562) 904-5000.
- Does Joohyun Song accept Medicare?
- Joohyun Song is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joohyun Song's NPI active?
- Yes — Joohyun Song's NPI (1407211022) is active in the NPPES registry as of the last update on 2022-01-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.