MARY GREATHOUSE PMHNP-BC
NPI 1235982406
Nurse Practitioner - Psychiatric/Mental Health in Pittsburgh, PA
About Mary Greathouse Pmhnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY GREATHOUSE PMHNP-BC (NPI 1235982406) is an individual psychiatric/mental health provider in Pittsburgh, Pennsylvania, licensed in Pennsylvania (SP029562) and active in the NPI registry since April 2024. She is enrolled in Medicare PECOS and is a graduate of Other (2023).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Mary Greathouse Pmhnp-bc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 15213 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PITTSBURGH, PA 15213
PITTSBURGH, PA 15213
PITTSBURGH, PA 15213
PITTSBURGH, PA 15213
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Mary Greathouse's NPI number?
The NPI number for Mary Greathouse is 1235982406. It was assigned to this individual provider in the NPPES registry on April 8, 2024.
Where is Mary Greathouse located?
Mary Greathouse practices at 200 Lothrop St, Pittsburgh, PA 15213. The listed phone number is (412) 647-2345.
What is Mary Greathouse's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Mary Greathouse enrolled in Medicare?
Yes. Mary Greathouse is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
When was this NPI record last updated?
The NPPES record for Mary Greathouse was last updated on December 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Mary Greathouse, PMHNP-BC · NPI 1235982406
Psychiatric/Mental Health physician in Pittsburgh, Pennsylvania. Individual provider, active in the CMS NPPES registry since April 8, 2024.
## Identity
- **NPI:** 1235982406 (Entity type: Individual)
- **Enumerated:** April 8, 2024
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** SP029562 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 LOTHROP ST, Pittsburgh, PA 15213-2536
- **Phone:** (412) 647-2345
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Other, class of 2023
## Record status
- **NPPES last updated:** December 21, 2025
---
Source: [NPI Profile](https://npiprofile.com/npi/1235982406) · Data from the CMS NPPES public registry.