MARY JOHNSON NP
NPI 1841861168
Nurse Practitioner - Adult Health in New York, NY
About Mary Johnson Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY JOHNSON NP (NPI 1841861168) is an individual adult health provider in New York, New York, licensed in New York (310464) and active in the NPI registry since July 2021. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mary Johnson Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Mary Johnson reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Geneva, NY 14456
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Western New York Medical Practice PC
- 1,030 clinicians in this Medicare group
Clifton Springs, NY 14432
- Reassigned Medicare billing, New York enrollment
- 872 clinicians in this Medicare group
Sodus, NY 14551
- Reassigned Medicare billing, New York enrollment
- 2,285 clinicians in this Medicare group
Rochester, NY 14617
- Reassigned Medicare billing, New York enrollment
- 1,442 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 3
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10003 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.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
NEW YORK, NY 10003
NEW YORK, NY 10003
NEW YORK, NY 10003
NEW YORK, NY 10003
NEW YORK, NY 10003
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 Johnson's NPI number?
The NPI number for Mary Johnson is 1841861168. It was assigned to this individual provider in the NPPES registry on July 7, 2021.
Where is Mary Johnson located?
Mary Johnson practices at 228 Park Ave S Ste 16389, New York, NY 10003. The listed phone number is (646) 876-8455.
What is Mary Johnson's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.
Is Mary Johnson enrolled in Medicare?
Yes. Mary Johnson is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Mary Johnson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Johnson reassigns Medicare benefits to 4 organizations: Western New York Medical Practice, P.C. (Geneva, NY), Clifton Springs Sanitarium Co (Clifton Springs, NY), Rochester General Hospital (Sodus, NY) and The Unity Hospital Of Rochester (Rochester, 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 Mary Johnson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Johnson accept?
Health plans from Blue Care Network of Michigan list Mary Johnson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Mary Johnson was last updated on March 18, 2026. 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 Johnson, NP · NPI 1841861168
Adult Health physician in New York, New York. Individual provider, active in the CMS NPPES registry since July 7, 2021.
## Identity
- **NPI:** 1841861168 (Entity type: Individual)
- **Enumerated:** July 7, 2021
- **Primary specialty:** Nurse Practitioner - Adult Health · taxonomy 363LA2200X
- **State license:** 310464 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 228 PARK AVE S STE 16389, New York, NY 10003-0103
- **Phone:** (646) 876-8455
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Western New York Medical Practice, P.C. (NPI 1326446485, Geneva, NY); Clifton Springs Sanitarium Co (NPI 1366505463, Clifton Springs, NY); Rochester General Hospital (NPI 1821163718, Sodus, NY); The Unity Hospital Of Rochester (NPI 1457395766, Rochester, NY) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 18, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1841861168) · Data from the CMS NPPES public registry.