MARY K MARROCCO M.D.
NPI 1942238464
Psychiatry & Neurology - Psychiatry in Rochester, NY
About Mary K Marrocco M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY K MARROCCO M.D. (NPI 1942238464) is an individual psychiatry provider in Rochester, New York, licensed in New York (189158) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mary K Marrocco M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
8Medicare enrollment records show Mary Marrocco reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Rochester, NY 14642
- Reassigned Medicare billing, New York enrollment
- 1,624 clinicians in this Medicare group
Rochester, NY 14607
- Reassigned Medicare billing, New York enrollment
- 2,285 clinicians in this Medicare group
Rochester, NY 14608
- Reassigned Medicare billing, New York enrollment
- 1,442 clinicians in this Medicare group
Rochester, NY 14621
- Reassigned Medicare billing, New York enrollment
- 78 clinicians in this Medicare group
Clifton Springs, NY 14432
- Reassigned Medicare billing, New York enrollment
- 872 clinicians in this Medicare group
Gouverneur, NY 13642
- Reassigned Medicare billing, New York enrollment
- 143 clinicians in this Medicare group
Potsdam, NY 13676
- Reassigned Medicare billing, New York enrollment
- 414 clinicians in this Medicare group
Massena, NY 13662
- Reassigned Medicare billing, New York enrollment
- 176 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 14642 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
ROCHESTER, NY 14642
ROCHESTER, NY 14642
ROCHESTER, NY 14642
ROCHESTER, NY 14642
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 Marrocco's NPI number?
The NPI number for Mary Marrocco is 1942238464. It was assigned to this individual provider in the NPPES registry on June 30, 2006.
Where is Mary Marrocco located?
Mary Marrocco practices at 300 Crittenden Blvd, Rochester, NY 14642. The listed phone number is (585) 275-6733.
What is Mary Marrocco's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Mary Marrocco enrolled in Medicare?
Yes. Mary Marrocco is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Mary Marrocco's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Marrocco reassigns Medicare benefits to 8 organizations: University Of Rochester (Rochester, NY), Rochester General Hospital (Rochester, NY), The Unity Hospital Of Rochester (Rochester, NY), Behavioral Health Network, Inc. (Rochester, NY), Clifton Springs Sanitarium Co (Clifton Springs, NY) and 3 more organizations, listed in the Medicare section above. 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 Mary Marrocco'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 Mary Marrocco was last updated on July 3, 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.
# Mary K Marrocco, M.D. · NPI 1942238464
Psychiatry physician in Rochester, New York. Individual provider, active in the CMS NPPES registry since June 30, 2006.
## Identity
- **NPI:** 1942238464 (Entity type: Individual)
- **Enumerated:** June 30, 2006
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** 189158 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 CRITTENDEN BLVD, Rochester, NY 14642-0001
- **Phone:** (585) 275-6733
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 8 organizations under Medicare reassignment (form CMS-855R): University Of Rochester (NPI 1346285657, Rochester, NY); Rochester General Hospital (NPI 1760557656, Rochester, NY); The Unity Hospital Of Rochester (NPI 1689891178, Rochester, NY); Behavioral Health Network, Inc. (NPI 1093812729, Rochester, NY); Clifton Springs Sanitarium Co (NPI 1366505463, Clifton Springs, NY); and 3 more · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 3, 2023
- **Other identifiers:** Medicaid 01414355 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1942238464) · Data from the CMS NPPES public registry.