Megan Ellingsen, MD
NPI 1790866424 · Internal Medicine Physician · Bellingham, WA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Megan Ellingsen, MD is a Internal Medicine Physician provider in Bellingham, WA (NPI 1790866424).
Provider details
- NPI number
- 1790866424
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD166330 (OR)
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
1 documented practice location
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 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 37 | — |
| Levothyroxine Sodium | 29 | — |
| Amlodipine Besylate | 27 | — |
| Metoprolol Succinate | 21 | 11 |
| Primidone | 20 | — |
| Losartan Potassium | 20 | — |
| Metoprolol Tartrate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-18
- Last updated
- 2018-04-27
Frequently asked questions
- What is Megan Ellingsen's NPI number?
- Megan Ellingsen's National Provider Identifier (NPI) is 1790866424, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Megan Ellingsen's specialty?
- Megan Ellingsen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Megan Ellingsen located?
- Megan Ellingsen's practice location on file with NPPES is 2800 Douglas Ave, Bellingham, WA 98225-6930.
- What is Megan Ellingsen's phone number?
- The practice phone number listed in the NPPES registry for Megan Ellingsen is (360) 733-5877.
- Does Megan Ellingsen accept Medicare?
- Megan Ellingsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Megan Ellingsen's NPI active?
- Yes — Megan Ellingsen's NPI (1790866424) is active in the NPPES registry as of the last update on 2018-04-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.