Marcos Yang, M.D.
NPI 1023087392 · Family Medicine Physician · Palos Verdes Estates, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marcos Yang, M.D. is a Family Medicine Physician provider in Palos Verdes Estates, CA (NPI 1023087392).
Provider details
- NPI number
- 1023087392
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A49035 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,812 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 519 | $98 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 339 | $9 |
| Urinalysis, Manual Test81002 | 309 | $3 |
| Blood Glucose (sugar) Test Performed By Hand-Held Instrument82962 | 307 | $3 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 106 | $140 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 76 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 69 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 548 | 150 |
| Amlodipine Besylate | 232 | 65 |
| Levothyroxine Sodium | 187 | 44 |
| Olmesartan Medoxomil | 160 | 43 |
| Metformin Hcl | 159 | 48 |
| Valsartan | 149 | 42 |
| Lisinopril | 134 | 38 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$310 across 7 records (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
Registry dates
- Enumerated
- 2006-03-17
- Last updated
- 2023-03-07
Frequently asked questions
- What is Marcos Yang's NPI number?
- Marcos Yang's National Provider Identifier (NPI) is 1023087392, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcos Yang's specialty?
- Marcos Yang is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marcos Yang located?
- Marcos Yang's practice location on file with NPPES is 310 Tejon Pl, Palos Verdes Estates, CA 90274-1204.
- What is Marcos Yang's phone number?
- The practice phone number listed in the NPPES registry for Marcos Yang is (310) 375-2403.
- Does Marcos Yang accept Medicare?
- Marcos Yang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marcos Yang's NPI active?
- Yes — Marcos Yang's NPI (1023087392) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.