OrganizationActive
Douglas M Portz MD PC
NPI 1225185945 · Gynecology Physician · Chelsea, MI
Douglas M Portz MD PC is a Gynecology Physician organization in Chelsea, MI (NPI 1225185945).
Provider details
- NPI number
- 1225185945
- Entity type
- Organization
- Primary specialty
- Gynecology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Douglas Portz, Owner(734) 475-3979
- License
- DP049712 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
14650 Old Highway US12
Suite 101
Chelsea, MI 48118
Phone: (734) 475-3979
Fax: (734) 433-4513
Approximate (ZIP-level) locationGet directions
Mailing address
14650 Old Highway US12
Chelsea, MI 48118
Registry dates
- Enumerated
- 2007-01-04
- Last updated
- 2009-12-16
Frequently asked questions
- What is Douglas M Portz MD PC's NPI number?
- Douglas M Portz MD PC's National Provider Identifier (NPI) is 1225185945, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Douglas M Portz MD PC?
- Douglas M Portz MD PC is classified in the NPPES registry as Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Douglas M Portz MD PC located?
- Douglas M Portz MD PC's practice location on file with NPPES is 14650 Old Highway US12, Chelsea, MI 48118.
- What is Douglas M Portz MD PC's phone number?
- The practice phone number listed in the NPPES registry for Douglas M Portz MD PC is (734) 475-3979.
- Who is the authorized official for Douglas M Portz MD PC?
- The authorized official listed on Douglas M Portz MD PC's NPPES record is Douglas Portz, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Douglas M Portz MD PC's NPI active?
- Yes — Douglas M Portz MD PC's NPI (1225185945) is active in the NPPES registry as of the last update on 2009-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.