John Richard Shack, PH.D.
Clinical Psychologist · Douglas, MI
John Richard Shack, PH.D. is a clinical psychologist with a practice address in Douglas, Michigan, and NPI 1942478706, issued on Feb 14, 2008. Check the license (Michigan 6301011374, as entered in NPPES) with the Michigan board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- John Richard Shack
- Credential
- PH.D.
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- 6301011374 MI
Self-reported in NPPES; status is on the state search - Practice location
- 713 Wilderness Dr., Douglas, MI 49406
- Phone
- (269) 857-8644
- Enumerated
- Feb 14, 2008
- Record last updated
- Feb 14, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (269) 857-8644
- Entity
- Type 1 · individual
8 nearest clinical psychologist records → All 2,965 in Michigan → Look up another NPI →
Verify John Richard Shack in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 6301011374Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
John Richard Shack among 2,965 clinical psychologist records in Michigan
John Richard Shack, PH.D. is one of 2,965 clinical psychologist records with a practice address in Michigan. 13% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2008, is newer than 39% of them.
- NPI issued2008 · 39% of these records are older, 56% newer
- In a Medicare fileNo · 13% of these records are
- In the CMS Doctors and Clinicians fileNo · 24% of these records are
- Record last updated2008 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC0700X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1 clinical psychologist record lists a practice address in Douglas
They are 1 of the 18 NPPES records with a practice address in Douglas, and 2,965 clinical psychologist records in Michigan. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,965 in Michigan → Every provider in Douglas → Clinical Psychologist nationwide →
The 8 clinical psychologist records with the nearest ZIP codes
- Susan Dilsworth, PHDAllendale, MI 494011063719037
- Kaarin Anderson Ryan, PH.D.Grand Haven, MI 494171881911279
- Michael Brady, PH.D.Grand Haven, MI 494171366530271
- William Kooistra, PH.D.Grand Haven, MI 494171508040627
- Morgan Lachney, ED.D., PSY.D.Grand Haven, MI 494171912004003
- Denise Leclaire, M.A., L.L.P.Grand Haven, MI 494171528528478
- Paul Leppanen, M.A., ED.S.Grand Haven, MI 494171306996483
- Emile Mulder, PH.D.Grand Haven, MI 494171396194908
Common questions
What is John Richard Shack, PH.D.'s NPI number?
John Richard Shack, PH.D.'s National Provider Identifier (NPI) is 1942478706, issued on Feb 14, 2008. An NPI identifies a provider in billing; it is not a license.
Where is John Richard Shack, PH.D. located?
The NPPES record lists a practice address at 713 Wilderness Dr., Douglas, MI, 49406. Phone: (269) 857-8644. Providers update this record themselves, so call before visiting.
How can I verify John Richard Shack, PH.D.'s license?
NPPES lists Michigan license number 6301011374, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.