What is William Fleming's NPI number?

William Fleming's National Provider Identifier (NPI) is 1992713473, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Fleming's specialty?

William Fleming is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).

Where is William Fleming located?

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

What is William Fleming's phone number?

The practice phone number listed in the NPPES registry for William Fleming is (503) 494-5058.

Is William Fleming's NPI active?

Yes — William Fleming's NPI (1992713473) is active in the NPPES registry as of the last update on 2013-02-12.

IndividualActive

William Fleming, MD

NPI 1992713473 · Hematology & Oncology Physician · Portland, OR

William Fleming, MD is a Hematology & Oncology Physician provider in Portland, OR (NPI 1992713473).

Provider details

NPI number: 1992713473
Entity type: Individual
Primary specialty: Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: MD20761 (OR)

Practice location

3181 Sw Sam Jackson Park Rd

Portland, OR 97239-3011

Phone: (503) 494-5058

Street-level locationGet directions

More OR providers

Mailing address

802 Sw Terwilliger Pl

Portland, OR 97239-2666

Specialties & taxonomies

Hematology & Oncology PhysicianPrimary207RH0003XLicense MD20761 (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: 2006-08-03
Last updated: 2013-02-12

Frequently asked questions

What is William Fleming's NPI number?: William Fleming's National Provider Identifier (NPI) is 1992713473, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is William Fleming's specialty?: William Fleming is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
Where is William Fleming located?: William Fleming's practice location on file with NPPES is 3181 Sw Sam Jackson Park Rd, Portland, OR 97239-3011.
What is William Fleming's phone number?: The practice phone number listed in the NPPES registry for William Fleming is (503) 494-5058.
Is William Fleming's NPI active?: Yes — William Fleming's NPI (1992713473) is active in the NPPES registry as of the last update on 2013-02-12.

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