Margaret Hayes, MD
NPI 1437164951 · Family Medicine Physician · Portland, OR
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Hayes, MD is a Family Medicine Physician provider in Portland, OR (NPI 1437164951).
Provider details
- NPI number
- 1437164951
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD20195 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lisinopril | 43 | — |
| Losartan Potassium | 41 | 15 |
| Atorvastatin Calcium | 31 | 14 |
| Gabapentin | 26 | — |
| Hydrochlorothiazide | 24 | — |
| Metformin Hcl | 24 | — |
| Amlodipine Besylate | 24 |
Practice location
Mailing address
Additional practice locations (1)
- 703 Ne Hancock StPortland, OR 97212-3955Phone: (503) 230-9875Fax: (503) 331-3441
Registry dates
- Enumerated
- 2006-07-31
- Last updated
- 2025-09-18
- Certified
- 2025-09-18
Frequently asked questions
- What is Margaret Hayes's NPI number?
- Margaret Hayes's National Provider Identifier (NPI) is 1437164951, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Hayes's specialty?
- Margaret Hayes is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Hayes located?
- Margaret Hayes's practice location on file with NPPES is 12360 E Burnside St, Portland, OR 97233-1042.
- What is Margaret Hayes's phone number?
- The practice phone number listed in the NPPES registry for Margaret Hayes is (971) 279-4800.
- Does Margaret Hayes accept Medicare?
- Margaret Hayes is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Hayes's NPI active?
- Yes — Margaret Hayes's NPI (1437164951) is active in the NPPES registry as of the last update on 2025-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.