Jennifer Gramzow, PHD
NPI 1346381795 · Cognitive & Behavioral Psychologist · Troy, MI
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Gramzow, PHD is a Cognitive & Behavioral Psychologist provider in Troy, MI (NPI 1346381795).
Provider details
- NPI number
- 1346381795
- Entity type
- Individual
- Primary specialty
- Cognitive & Behavioral PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- No
- License
- 6301012213 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2007-02-09
- Last updated
- 2025-09-11
Frequently asked questions
- What is Jennifer Gramzow's NPI number?
- Jennifer Gramzow's National Provider Identifier (NPI) is 1346381795, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Gramzow's specialty?
- Jennifer Gramzow is listed in the NPPES registry with a primary specialty of Cognitive & Behavioral Psychologist (Behavioral Health & Social Service Providers).
- Where is Jennifer Gramzow located?
- Jennifer Gramzow's practice location on file with NPPES is 2075 W Big Beaver Rd, Troy, MI 48084-3407.
- What is Jennifer Gramzow's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Gramzow is (248) 646-6659.
- Does Jennifer Gramzow accept Medicare?
- Jennifer Gramzow is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Gramzow's NPI active?
- Yes — Jennifer Gramzow's NPI (1346381795) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.