Stephen Fortmann, M.D.
NPI 1326104829 · Internal Medicine Physician · Portland, OR
Stephen Fortmann, M.D. is a Internal Medicine Physician provider in Portland, OR (NPI 1326104829).
Provider details
- NPI number
- 1326104829
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G29702 (CA)
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
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-29
- Last updated
- 2012-03-15
Frequently asked questions
- What is Stephen Fortmann's NPI number?
- Stephen Fortmann's National Provider Identifier (NPI) is 1326104829, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Fortmann's specialty?
- Stephen Fortmann is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Fortmann located?
- Stephen Fortmann's practice location on file with NPPES is 3800 N Interstate Ave, Portland, OR 97227-1098.
- What is Stephen Fortmann's phone number?
- The practice phone number listed in the NPPES registry for Stephen Fortmann is (503) 335-2459.
- Is Stephen Fortmann's NPI active?
- Yes — Stephen Fortmann's NPI (1326104829) is active in the NPPES registry as of the last update on 2012-03-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.