Stephanie Detlefsen, MD
NPI 1831209980 · Internal Medicine Physician · Portland, OR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephanie Detlefsen, MD is a Internal Medicine Physician provider in Portland, OR (NPI 1831209980).
Provider details
- NPI number
- 1831209980
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD21644 (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
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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Estradiolbrand: Dotti | 44 | 11 |
| Estradiolbrand: Climara | 40 | 13 |
| Finasteride | 36 | 11 |
| Estradiol Valerate | 31 | — |
| Estradiol | 29 | — |
| Spironolactone | 23 | — |
| Progesterone, Micronizedbrand: Progesterone | 19 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-30
- Last updated
- 2022-02-04
Frequently asked questions
- What is Stephanie Detlefsen's NPI number?
- Stephanie Detlefsen's National Provider Identifier (NPI) is 1831209980, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephanie Detlefsen's specialty?
- Stephanie Detlefsen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stephanie Detlefsen located?
- Stephanie Detlefsen's practice location on file with NPPES is 3550 N Interstate Ave, Portland, OR 97227-1196.
- What is Stephanie Detlefsen's phone number?
- The practice phone number listed in the NPPES registry for Stephanie Detlefsen is (503) 331-6440.
- Does Stephanie Detlefsen accept Medicare?
- Stephanie Detlefsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephanie Detlefsen's NPI active?
- Yes — Stephanie Detlefsen's NPI (1831209980) 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.