Sean Yang, M.D.
NPI 1720217011 · Family Medicine Physician · Mukilteo, WA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sean Yang, M.D. is a Family Medicine Physician provider in Mukilteo, WA (NPI 1720217011).
Provider details
- NPI number
- 1720217011
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- YANG.R71735 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
429 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 126 | $140 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 120 | $99 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 98 | $7 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 74 | $144 |
| Administration of Influenza Virus VaccineG0008 | 11 | $36 |
Typical Medicare-allowed amounts for these services range $7–$144 (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 · 64 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 247 | 74 |
| Lisinopril | 148 | 43 |
| Losartan Potassium | 118 | 36 |
| Amlodipine Besylate | 117 | 36 |
| Metformin Hcl | 84 | 22 |
| Tamsulosin Hcl | 79 | 28 |
| Levothyroxine Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-07-07
- Last updated
- 2014-07-21
Frequently asked questions
- What is Sean Yang's NPI number?
- Sean Yang's National Provider Identifier (NPI) is 1720217011, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sean Yang's specialty?
- Sean Yang is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sean Yang located?
- Sean Yang's practice location on file with NPPES is 4410 106th St Sw, Mukilteo, WA 98275-4700.
- What is Sean Yang's phone number?
- The practice phone number listed in the NPPES registry for Sean Yang is (520) 694-1611.
- Does Sean Yang accept Medicare?
- Sean Yang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sean Yang's NPI active?
- Yes — Sean Yang's NPI (1720217011) is active in the NPPES registry as of the last update on 2014-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.