Scott Chaffin, D.O.
NPI 1205891637 · Family Medicine Physician · Vashon, WA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Scott Chaffin, D.O. is a Family Medicine Physician provider in Vashon, WA (NPI 1205891637).
Provider details
- NPI number
- 1205891637
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 1226 (ME)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
74 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 | 55 | $91 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 19 | $61 |
Typical Medicare-allowed amounts for these services range $61–$91 (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 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 57 | 29 |
| Lisinopril | 51 | 31 |
| Atorvastatin Calcium | 50 | 29 |
| Gabapentin | 34 | 17 |
| Oxycodone Hcl | 31 | — |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 26 | — |
Practice location
Mailing address
Additional practice locations (1)
- 1400 Pottery AvePort Orchard, WA 98366-3711Phone: (360) 895-5000
Registry dates
- Enumerated
- 2006-04-19
- Last updated
- 2021-03-31
- Certified
- 2021-03-31
Frequently asked questions
- What is Scott Chaffin's NPI number?
- Scott Chaffin's National Provider Identifier (NPI) is 1205891637, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Scott Chaffin's specialty?
- Scott Chaffin is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Scott Chaffin located?
- Scott Chaffin's practice location on file with NPPES is 10030 Sw 210th St, Vashon, WA 98070-6584.
- What is Scott Chaffin's phone number?
- The practice phone number listed in the NPPES registry for Scott Chaffin is (206) 463-3671.
- Does Scott Chaffin accept Medicare?
- Scott Chaffin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Scott Chaffin's NPI active?
- Yes — Scott Chaffin's NPI (1205891637) is active in the NPPES registry as of the last update on 2021-03-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.