Jeffrey Dassel, M.D.
NPI 1619068970 · Family Medicine Physician · Renton, WA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jeffrey Dassel, M.D. is a Family Medicine Physician provider in Renton, WA (NPI 1619068970).
Provider details
- NPI number
- 1619068970
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD60319925 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 85 | 23 |
| Gabapentin | 65 | 14 |
| Rosuvastatin Calcium | 63 | 18 |
| Irbesartan | 63 | 14 |
| Metoprolol Succinate | 62 | 13 |
| Metformin Hcl | 62 | 13 |
| Amlodipine Besylate | 54 |
Practice location
Mailing address
Additional practice locations (1)
- 955 Powell Ave SwRenton, WA 98057-2908Phone: (425) 277-1311Fax: (425) 277-1311
Registry dates
- Enumerated
- 2006-09-28
- Last updated
- 2024-12-27
- Certified
- 2024-12-27
Frequently asked questions
- What is Jeffrey Dassel's NPI number?
- Jeffrey Dassel's National Provider Identifier (NPI) is 1619068970, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffrey Dassel's specialty?
- Jeffrey Dassel is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jeffrey Dassel located?
- Jeffrey Dassel's practice location on file with NPPES is 400 S 2nd St, Renton, WA 98057-2007.
- What is Jeffrey Dassel's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey Dassel is (425) 424-6310.
- Does Jeffrey Dassel accept Medicare?
- Jeffrey Dassel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jeffrey Dassel's NPI active?
- Yes — Jeffrey Dassel's NPI (1619068970) is active in the NPPES registry as of the last update on 2024-12-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.