OrganizationActive
Portnoy and Tu DDS PC
NPI 1316952732 · General Practice Dentistry · Okemos, MI
Portnoy and Tu DDS PC is a General Practice Dentistry organization in Okemos, MI (NPI 1316952732).
Provider details
- NPI number
- 1316952732
- Entity type
- Organization
- Primary specialty
- General Practice DentistryDental Providers
- Organization subpart
- No
- Authorized official
- Gianh Portnoy, President(517) 349-3266
- License
- 2901018350 (MI)
Specialties & taxonomies
Dental Providers
Dental Providers
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
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
1738 Hamilton Rd
Okemos, MI 48864-1811
Phone: (517) 349-3266
Fax: (517) 381-2457
Street-level locationGet directions
Mailing address
1738 Hamilton Rd
Okemos, MI 48864-1811
Registry dates
- Enumerated
- 2006-07-31
- Last updated
- 2020-08-22
Frequently asked questions
- What is Portnoy and Tu DDS PC's NPI number?
- Portnoy and Tu DDS PC's National Provider Identifier (NPI) is 1316952732, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Portnoy and Tu DDS PC?
- Portnoy and Tu DDS PC is classified in the NPPES registry as General Practice Dentistry (Dental Providers).
- Where is Portnoy and Tu DDS PC located?
- Portnoy and Tu DDS PC's practice location on file with NPPES is 1738 Hamilton Rd, Okemos, MI 48864-1811.
- What is Portnoy and Tu DDS PC's phone number?
- The practice phone number listed in the NPPES registry for Portnoy and Tu DDS PC is (517) 349-3266.
- Who is the authorized official for Portnoy and Tu DDS PC?
- The authorized official listed on Portnoy and Tu DDS PC's NPPES record is Gianh Portnoy, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Portnoy and Tu DDS PC's NPI active?
- Yes — Portnoy and Tu DDS PC's NPI (1316952732) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.