MEGAN GREIS NP
NPI 1679351688
Nurse Practitioner - Psychiatric/Mental Health in Bronx, NY
About Megan Greis Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MEGAN GREIS NP (NPI 1679351688) is an individual psychiatric/mental health provider in Bronx, New York, licensed in New York (F405237-01) and active in the NPI registry since September 2023. 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, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Megan Greis Np 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.
Medicare Billing Reassignments
3Medicare enrollment records show Megan Greis reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bronx, NY 10459
- Reassigned Medicare billing, New York enrollment
- 197 clinicians in this Medicare group
Bronx, NY 10457
- Reassigned Medicare billing, New York enrollment
- 1,615 clinicians in this Medicare group
New York, NY 10029
- Reassigned Medicare billing, New York enrollment
- 623 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10459 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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Megan Greis's NPI number?
The NPI number for Megan Greis is 1679351688. It was assigned to this individual provider in the NPPES registry on September 20, 2023.
Where is Megan Greis located?
Megan Greis practices at 1054 Simpson St, Bronx, NY 10459. The listed phone number is (718) 589-2440.
What is Megan Greis's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Megan Greis enrolled in Medicare?
Yes. Megan Greis 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.
Which organizations bill Medicare for Megan Greis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Megan Greis reassigns Medicare benefits to 3 organizations: Urban Health Plan, Inc. (Bronx, NY), New York City Health And Hospitals Corporation (Bronx, NY) and Metropolitan Medical Practice Plan PC (New York, NY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Megan Greis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Megan Greis was last updated on September 20, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.
# Megan Greis, NP · NPI 1679351688
Psychiatric/Mental Health physician in Bronx, New York. Individual provider, active in the CMS NPPES registry since September 20, 2023.
## Identity
- **NPI:** 1679351688 (Entity type: Individual)
- **Enumerated:** September 20, 2023
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** F405237-01 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 1054 SIMPSON ST, Bronx, NY 10459-2404
- **Phone:** (718) 589-2440
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Urban Health Plan, Inc. (NPI 1265596548, Bronx, NY); New York City Health And Hospitals Corporation (NPI 1548998347, Bronx, NY); Metropolitan Medical Practice Plan PC (NPI 1306138383, New York, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2023
## Record status
- **NPPES last updated:** September 20, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1679351688) · Data from the CMS NPPES public registry.