What is Douglas Portz's NPI number?

Douglas Portz's National Provider Identifier (NPI) is 1588617849, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Douglas Portz's specialty?

Douglas Portz is listed in the NPPES registry with a primary specialty of Gynecology Physician (Allopathic & Osteopathic Physicians).

Where is Douglas Portz located?

Douglas Portz's practice location on file with NPPES is 775 S Main St, Chelsea, MI 48118-1370.

What is Douglas Portz's phone number?

The practice phone number listed in the NPPES registry for Douglas Portz is (734) 475-3979.

Is Douglas Portz's NPI active?

Yes — Douglas Portz's NPI (1588617849) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Douglas Portz, M.D.

NPI 1588617849 · Gynecology Physician · Chelsea, MI

Douglas Portz, M.D. is a Gynecology Physician provider in Chelsea, MI (NPI 1588617849).

Provider details

NPI number: 1588617849
Entity type: Individual
Primary specialty: Gynecology PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Male
License: DP049712 (MI)

Specialties & taxonomies

Gynecology PhysicianPrimary207VG0400XLicense DP049712 (MI)
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.

Practice location

775 S Main St

Chelsea, MI 48118-1370

Phone: (734) 475-3979

Fax: (734) 475-3986

Street-level locationGet directions

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Mailing address