What is D. Koslin's NPI number?

D. Koslin's National Provider Identifier (NPI) is 1023023520, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is D. Koslin's specialty?

D. Koslin is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).

Where is D. Koslin located?

D. Koslin's practice location on file with NPPES is 3181 Sw Sam Jackson Park Rd, Portland, OR 97239-3011.

What is D. Koslin's phone number?

The practice phone number listed in the NPPES registry for D. Koslin is (503) 418-0990.

Is D. Koslin's NPI active?

Yes — D. Koslin's NPI (1023023520) is active in the NPPES registry as of the last update on 2007-07-14.

IndividualActive

D. Koslin, MD

NPI 1023023520 · Diagnostic Radiology Physician · Portland, OR

D. Koslin, MD is a Diagnostic Radiology Physician provider in Portland, OR (NPI 1023023520).

Provider details

NPI number: 1023023520
Entity type: Individual
Primary specialty: Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: MD18186 (OR)

Practice location

3181 Sw Sam Jackson Park Rd

Portland, OR 97239-3011

Phone: (503) 418-0990

Street-level locationGet directions

More OR providers

Mailing address

3181 Sw Sam Jackson Park Rd

Portland, OR 97239-3011

Specialties & taxonomies

Diagnostic Radiology PhysicianPrimary2085R0202XLicense MD18186 (OR)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(91/100 index)

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.

Enumerated: 2006-07-31
Last updated: 2007-07-14

Frequently asked questions

What is D. Koslin's NPI number?: D. Koslin's National Provider Identifier (NPI) is 1023023520, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is D. Koslin's specialty?: D. Koslin is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
Where is D. Koslin located?: D. Koslin's practice location on file with NPPES is 3181 Sw Sam Jackson Park Rd, Portland, OR 97239-3011.
What is D. Koslin's phone number?: The practice phone number listed in the NPPES registry for D. Koslin is (503) 418-0990.
Is D. Koslin's NPI active?: Yes — D. Koslin's NPI (1023023520) is active in the NPPES registry as of the last update on 2007-07-14.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions