Sara Holthuis, M.D.
NPI 1912312034 · Family Medicine Physician · Portland, OR
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sara Holthuis, M.D. is a Family Medicine Physician provider in Portland, OR (NPI 1912312034).
Provider details
- NPI number
- 1912312034
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD60656713 (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
12 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 · 62 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 223 | 67 |
| Losartan Potassium | 101 | 26 |
| Amlodipine Besylate | 94 | 29 |
| Levothyroxine Sodium | 85 | 25 |
| Lisinopril | 82 | 27 |
| Trazodone Hcl | 69 | 19 |
| Hydrocodone/Acetaminophen |
Practice location
Mailing address
Additional practice locations (1)
- 14406 Ne 20th AveVancouver, WA 98686-1448Phone: (503) 813-2000
Registry dates
- Enumerated
- 2014-06-26
- Last updated
- 2022-02-04
Frequently asked questions
- What is Sara Holthuis's NPI number?
- Sara Holthuis's National Provider Identifier (NPI) is 1912312034, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sara Holthuis's specialty?
- Sara Holthuis is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sara Holthuis located?
- Sara Holthuis's practice location on file with NPPES is 3550 N Interstate Ave, Portland, OR 97227-1196.
- What is Sara Holthuis's phone number?
- The practice phone number listed in the NPPES registry for Sara Holthuis is (038) 135-2000.
- Does Sara Holthuis accept Medicare?
- Sara Holthuis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sara Holthuis's NPI active?
- Yes — Sara Holthuis's NPI (1912312034) is active in the NPPES registry as of the last update on 2022-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.