Dr. Timothy Fernstrom D.O.
About this NPIWhat this record shows.
NPI 1457552168 is registered to Dr. Timothy Fernstrom D.O., a Internal Medicine practising at 3181 Sw Sam Jackson Park Rd in Portland, Oregon. Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties. Dr. Timothy Fernstrom D.O. has been enumerated in the National Provider Identifier (NPI) registry since 2007.
Your brand here.
Medicare enrollment
This provider holds 27 Medicare enrollments on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20070823000232Critical Care (Intensivists)OR
- I20200807000631Internal MedicinePA
- I20200807000830Internal MedicineNY
- I20210201001401Critical Care (Intensivists)GA
- I20210329002097Critical Care (Intensivists)CA
- I20210405001874Critical Care (Intensivists)IL
- I20210526000890Internal MedicineVA
- I20210609001193Internal MedicineAZ
- I20220919000438Critical Care (Intensivists)DE
- I20221018003594Internal MedicineWV
- I20230128000418Critical Care (Intensivists)IN
- I20230313002652Critical Care (Intensivists)OK
- I20230503002219Critical Care (Intensivists)MT
- I20231011001228Critical Care (Intensivists)OH
- I20241216003986Internal MedicineTX
- I20250115002326Internal MedicineME
- I20250115002801Internal MedicineAR
- I20250118000099Internal MedicineIN
- I20250122000127Internal MedicineMO
- I20250205001696Internal MedicineAL
- I20250227002034Internal MedicineSC
- I20250310000418Internal MedicineKY
- I20250403002258Internal MedicineID
- I20250403002398Internal MedicineKS
- I20250407003288Internal MedicineNC
- I20250414002217Internal MedicineNM
- I20251121002709Internal MedicineFL
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Dr. Timothy Fernstrom D.O. accepts. To confirm in-network status with your specific health plan, contact Dr. Timothy Fernstrom D.O. directly at (503) 494-9000.
Frequently asked
Yes. NPI 1457552168 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (503) 494-9000.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Dr. Timothy Fernstrom D.O. is a Type-1 individual NPI.