Heather Zak, PH.D, P.C.
NPI 1649361510 · Clinical Psychologist · East Lansing, MI
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Heather Zak, PH.D, P.C. is a Clinical Psychologist provider in East Lansing, MI (NPI 1649361510).
Provider details
- NPI number
- 1649361510
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D, P.C.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 6301008893 (MI)
Specialties & taxonomies
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
2 documented practice locations
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
Additional practice locations (1)
- 302 S Waverly RdSuite 3Lansing, MI 48917-3631Phone: (517) 327-7400Fax: (517) 327-3915
Registry dates
- Enumerated
- 2006-09-27
- Last updated
- 2018-06-16
Frequently asked questions
- What is Heather Zak's NPI number?
- Heather Zak's National Provider Identifier (NPI) is 1649361510, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heather Zak's specialty?
- Heather Zak is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Heather Zak located?
- Heather Zak's practice location on file with NPPES is 724 Abbot Rd Ste 100, East Lansing, MI 48823-3167.
- What is Heather Zak's phone number?
- The practice phone number listed in the NPPES registry for Heather Zak is (517) 327-7400.
- Does Heather Zak accept Medicare?
- Heather Zak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Heather Zak's NPI active?
- Yes — Heather Zak's NPI (1649361510) is active in the NPPES registry as of the last update on 2018-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.