Doctor profile · Federal record

Dr. Gregory Waltz, PMHNP

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Southfield, MI

  • NPI 1811659592
  • Accepts Medicare
  • 5 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
29500 Southfield RD
Southfield, MI 480762030
(248) 765-1795
Mailing address
4936 Wood St
Waterford, MI 483293479

Credentials & registration

NPPES · NUCC
NPI registered
October 2021 — 5 yrs on file
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State license (1)
Michigan #4704314350

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811659592. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,824
Transactions
51
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Axsome Therapeutics, INC. 14 $853.58
Abbvie INC. 12 $306.05
Otsuka America Pharmaceutical, INC. 7 $164.64
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 1 $124.74
Noven Pharmaceuticals, INC. 1 $124.74
Corium, LLC 8 $108.59
Lundbeck LLC 4 $63.14
Neurocrine Biosciences, INC. 2 $42.37
Alkermes, INC. 1 $21.72
Tris Pharma INC 1 $14.39

By nature of payment

Food and Beverage
$1,824

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Waltz's medical specialty?
Dr. Gregory Waltz practices Psychiatric/Mental Health Nurse Practitioner in Southfield, MI.
Where does Dr. Gregory Waltz practice?
Dr. Gregory Waltz practices at 29500 Southfield RD, Southfield, MI 480762030. Office phone: 2487651795.
What is Dr. Gregory Waltz's NPI?
Dr. Gregory Waltz's National Provider Identifier (NPI) is 1811659592, issued by NPPES.
Does Dr. Gregory Waltz accept Medicare assignment?
Yes. Dr. Gregory Waltz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.