William Simkoff, MD
NPI 1619918596 · Cardiovascular Disease Physician · Portland, OR
William Simkoff, MD is a Cardiovascular Disease Physician provider in Portland, OR (NPI 1619918596).
Provider details
- NPI number
- 1619918596
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD12535 (OR)
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
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-09
- Last updated
- 2012-12-03
Frequently asked questions
- What is William Simkoff's NPI number?
- William Simkoff's National Provider Identifier (NPI) is 1619918596, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Simkoff's specialty?
- William Simkoff is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is William Simkoff located?
- William Simkoff's practice location on file with NPPES is 9427 Sw Barnes Rd, Portland, OR 97225-6652.
- What is William Simkoff's phone number?
- The practice phone number listed in the NPPES registry for William Simkoff is (503) 216-0900.
- Is William Simkoff's NPI active?
- Yes — William Simkoff's NPI (1619918596) is active in the NPPES registry as of the last update on 2012-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.