MARY CATHERINE SLOME MD
NPI 1154825693
Emergency Medicine in Johnson City, NY
About Mary Catherine Slome Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY CATHERINE SLOME MD (NPI 1154825693) is an individual emergency medicine provider in Johnson City, New York, licensed in New York (310254) and active in the NPI registry since March 2018. She is enrolled in Medicare PECOS, is affiliated with St Joseph's Hospital Health Center, and is a graduate of State University Of Ny Upstate Medical University (2018).
NPPES Registry Identity
Specialties & Licenses 2
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
Mary Catherine Slome Md 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
8Medicare enrollment records show Mary Slome reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Binghamton, NY 13905
- Reassigned Medicare billing, New York enrollment
- 528 clinicians in this Medicare group
Ithaca, NY 14850
- Reassigned Medicare billing, New York enrollment
- 59 clinicians in this Medicare group
Montour Falls, NY 14865
- Reassigned Medicare billing, New York enrollment
- Also billed through NPI 1760582142 (New York)
- 67 clinicians in this Medicare group
Syracuse, NY 13203
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Emergency Care Services Of New York PC
- 240 clinicians in this Medicare group
Syracuse, NY 13203
- Reassigned Medicare billing, New York enrollment
- 235 clinicians in this Medicare group
Gouverneur, NY 13642
- Reassigned Medicare billing, New York enrollment
- Also billed through NPI 1629409925 (New York)
- 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
- 27 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.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Joseph's Hospital Health Center
Acute Care Hospitals · Syracuse, NYCanton-Potsdam Hospital
Acute Care Hospitals · Potsdam, NYCayuga Medical Center At Ithaca
Acute Care Hospitals · Ithaca, NYSchuyler Hospital
Critical Access Hospitals · Montour Falls, NYSlhs Massena, Inc
Critical Access Hospitals · Massena, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 13790 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.
JOHNSON CITY, NY 13790
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 Slome's NPI number?
The NPI number for Mary Slome is 1154825693. It was assigned to this individual provider in the NPPES registry on March 20, 2018.
Where is Mary Slome located?
Mary Slome practices at 33-57 Harrison St, Johnson City, NY 13790. The listed phone number is (607) 763-6412.
What is Mary Slome's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Mary Slome enrolled in Medicare?
Yes. Mary Slome 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 Mary Slome's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Slome reassigns Medicare benefits to 8 organizations: United Medical Associates PC (Binghamton, NY), Cma Medical Practice PLLC (Ithaca, NY), Schuyler Hospital Inc (Montour Falls, NY), Emergency Care Services Of New York, P.C. (Syracuse, NY), Physicians Medical Associates New York PC (Syracuse, 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 Slome's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Mary Slome affiliated with any hospitals?
According to CMS data, Mary Slome is affiliated with St Joseph's Hospital Health Center, Canton-Potsdam Hospital, Cayuga Medical Center At Ithaca, Schuyler Hospital and Slhs Massena, Inc.
When was this NPI record last updated?
The NPPES record for Mary Slome was last updated on February 16, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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 Catherine Slome, MD · NPI 1154825693
Emergency Medicine physician in Johnson City, New York. Individual provider, active in the CMS NPPES registry since March 20, 2018.
## Identity
- **NPI:** 1154825693 (Entity type: Individual)
- **Enumerated:** March 20, 2018
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 310254 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 33-57 HARRISON ST, Johnson City, NY 13790-2107
- **Phone:** (607) 763-6412 · **Fax:** (607) 763-5854
## 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:** 8 organizations under Medicare reassignment (form CMS-855R): United Medical Associates PC (NPI 1013972801, Binghamton, NY); Cma Medical Practice PLLC (NPI 1962985564, Ithaca, NY); Schuyler Hospital Inc (NPI 1639150477, Montour Falls, NY); Emergency Care Services Of New York, P.C. (NPI 1639236656, Syracuse, NY); Physicians Medical Associates New York PC (NPI 1073386421, Syracuse, NY); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** State University Of Ny Upstate Medical University, class of 2018
## Record status
- **NPPES last updated:** February 16, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1154825693) · Data from the CMS NPPES public registry.