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Gregory Waltz, PMHNP

NPI 1811659592ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Southfield, MI

Nurse Practitioner, Psych/Mental Health (PMHNP) with Mustard Seed Family Counseling LLC, practicing in Southfield, Michigan. Part D covered 443 prescriptions written in 2024, 91% of them generic. Axsome Therapeutics, Inc. was the largest of 10 companies reporting payments in 2025, $966.59 in all, mostly food and beverage.

Overview

NPI1811659592
StatusActive
Entity typeIndividual
CredentialPMHNP
Sole proprietorNo
NPI issuedOct 9, 2021
Last updated in NPPESOct 9, 2021
Certified by providerOct 9, 2021

Specialties and licenses

TaxonomyCodeLicenseState
Nurse Practitioner, Psych/Mental Health Primary363LP0808X4704314350MI

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Nurse Practitioner (MI); Practitioner - Nurse Practitioner (OH)

Part D prescriptions in 2024

Prescriptions (claims)443 · 476 30-day fills
Patients27
Total drug cost$52,819
Generic share91% of claims

Medicare sources and data years

Education and affiliations

Graduation year2021
Medicare specialtyNurse Practitioner

Medical group

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$966.59 · 36 payments from 10 companies
  • 2024$1,824 · 51 payments from 10 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$966.59 · 36 payments

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

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