Michael Song, MD, PHD
NPI 1437537859 · Geriatric Medicine (Internal Medicine) Physician · La Jolla, CA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Song, MD, PHD is a Geriatric Medicine (Internal Medicine) Physician provider in La Jolla, CA (NPI 1437537859).
Provider details
- NPI number
- 1437537859
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- 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 tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
445 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 350 | $159 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 69 | $188 |
| Nursing Facility Discharge Management, More Than 30 Minutes99316 | 26 | $135 |
Typical Medicare-allowed amounts for these services range $135–$188 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 75 | 12 |
| Apixabanbrand: Eliquis | 68 | — |
| Amlodipine Besylate | 64 | — |
| Quetiapine Fumarate | 44 | — |
| Gabapentin | 40 | — |
| Levothyroxine Sodium | 40 | — |
| Ondansetron Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-05-18
- Last updated
- 2022-07-21
Frequently asked questions
- What is Michael Song's NPI number?
- Michael Song's National Provider Identifier (NPI) is 1437537859, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Song's specialty?
- Michael Song is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Song located?
- Michael Song's practice location on file with NPPES is 10666 N Torrey Pines Rd, La Jolla, CA 92037-1027.
- What is Michael Song's phone number?
- The practice phone number listed in the NPPES registry for Michael Song is (858) 554-3200.
- Does Michael Song accept Medicare?
- Michael Song is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Song's NPI active?
- Yes — Michael Song's NPI (1437537859) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.