MARY E SPARE NP-C
NPI 1154874220
Nurse Practitioner - Family in Annapolis, MD
About Mary E Spare Np-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY E SPARE NP-C (NPI 1154874220) is an individual family provider in Annapolis, Maryland, licensed in Maryland (R099071) and active in the NPI registry since July 2016. She is enrolled in Medicare PECOS and is a graduate of Other (2016).
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 E Spare Np-c 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
5Medicare enrollment records show Mary Spare reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Washington, DC 20010
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- Also billed through NPI 1184046187 (Maryland)
- 3,530 clinicians in this Medicare group
Baltimore, MD 21212
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 309 clinicians in this Medicare group
Rockville, MD 20852
- Reassigned Medicare billing, Maryland enrollment
- 83 clinicians in this Medicare group
Alexandria, VA 22304
- Reassigned Medicare billing, District of Columbia and Virginia enrollments
- Also billed through NPI 1851829550 (Virginia)
- 160 clinicians in this Medicare group
Chantilly, VA 20151
- Reassigned Medicare billing, District of Columbia and Virginia enrollments
- 379 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 21401 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 17
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 Mary Spare's NPI number?
The NPI number for Mary Spare is 1154874220. It was assigned to this individual provider in the NPPES registry on July 25, 2016.
Where is Mary Spare located?
Mary Spare practices at 2114 Generals Hwy, Annapolis, MD 21401. The listed phone number is (888) 808-6483.
What is Mary Spare's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Mary Spare enrolled in Medicare?
Yes. Mary Spare 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 Spare's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Spare reassigns Medicare benefits to 5 organizations: Medstar Medical Group II LLC (Washington, DC), Medstar Urgent Care LLC (Baltimore, MD), Harcart Health Holdings, LLC (Rockville, MD), Inova Health Care Services (Alexandria, VA) and Inova Physician Partners, LLC (Chantilly, VA). 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 Spare'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 Spare was last updated on June 15, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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 E Spare, NP-C · NPI 1154874220
Family physician in Annapolis, Maryland. Individual provider, active in the CMS NPPES registry since July 25, 2016.
## Identity
- **NPI:** 1154874220 (Entity type: Individual)
- **Enumerated:** July 25, 2016
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** R099071 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 2114 GENERALS HWY, Annapolis, MD 21401-7488
- **Phone:** (888) 808-6483
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Medstar Medical Group II LLC (NPI 1023836137, Washington, DC); Medstar Urgent Care LLC (NPI 1942623319, Baltimore, MD); Harcart Health Holdings, LLC (NPI 1912911215, Rockville, MD); Inova Health Care Services (NPI 1255684460, Alexandria, VA); Inova Physician Partners, LLC (NPI 1215264916, Chantilly, VA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2016
## Record status
- **NPPES last updated:** June 15, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1154874220) · Data from the CMS NPPES public registry.