DAVID GREGORY ST. JOHN (PHD, LP) – Psychologist, NPI 1760400774

DAVID GREGORY ST. JOHN (PHD, LP) is a healthcare provider. based in Ferndale, Michigan. specializing in CLINICAL PSYCHOLOGIST. They hold the professional credentials PHD, LP. They hold a License No. 6301012887 (MI). The NPI Number for DAVID GREGORY ST. JOHN (PHD, LP) is 1760400774

Main info

Male
22 Years Of Experience
Accepts Medicare Assignment
Name
DAVID GREGORY ST. JOHN (PHD, LP)
NPI
1760400774
Phone
(734) 325-0491
Address
23231 WOODWARD AVE
Enumeration Date
17 July 2006
Last Update Date
14 March 2018

Doctor Profile

Medical School Name
OTHER
Secondary Phone
2485818777
Graduation Year
2004 (22 years ago)
PAC ID
0648287268
Group Practice PAC ID
2769775386
Professional Enrollment ID
I20180514001946
Address ID
MI482201361FE23231AVEX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

1,216 CLINICAL PSYCHOLOGIST in MI

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Provider Addresses for DAVID GREGORY ST. JOHN (PHD, LP)

  • 23231, Woodward Avenue, Ferndale, Oakland County, Michigan, 48220, United States

    FERNDALE, MI 482201361

    Phone: (734) 325-0491

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2018-05-14

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20180514001946IClinical PsychologistMITBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 48220)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 2769775386View full group profile
NameSpecialtyState
Clinical PsychologistOH
-MI
Clinical Social WorkerMI
Clinical PsychologistMI
Clinical Social WorkerMI
Clinical Social WorkerMI
Clinical Social WorkerFL
Clinical Social WorkerMI
Clinical Social WorkerMI

Reviews

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Frequently asked questions

How do I look up DAVID GREGORY ST. JOHN (PHD, LP) by NPI?
Use NPI 1760400774 when you need to reference DAVID GREGORY ST. JOHN (PHD, LP) in forms, claims, or directories.
Is DAVID GREGORY ST. JOHN (PHD, LP)'s enrollment marked active?
An active flag here means the NPI record is not in a deactivated state.
What kind of provider is DAVID GREGORY ST. JOHN (PHD, LP)?
The page reflects Psychologist for DAVID GREGORY ST. JOHN (PHD, LP). Clinical services aligned with this taxonomy classification.
What location shows for DAVID GREGORY ST. JOHN (PHD, LP)?
We surface Ferndale, Michigan for DAVID GREGORY ST. JOHN (PHD, LP) based on available NPPES addresses.
How can I contact DAVID GREGORY ST. JOHN (PHD, LP)?
Phone or fax may appear on the official NPI record when supplied — verify before relying on them.

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