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MARY ELIZABETH WALLACE DNP, CRNP, A-GNP-C
NPI 1295503829
Nurse Practitioner - Adult Health in Oxon Hill, MD

Active since December 13, 2023PECOS Enrolled
6178 OXON HILL RD, OXON HILL, MD 20745(301) 292-9220 Get Directions Write a Review

NPPES record last updated: December 13, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Mary Elizabeth Wallace Dnp, Crnp, A-gnp-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARY ELIZABETH WALLACE DNP, CRNP, A-GNP-C (NPI 1295503829) is an individual adult health provider in Oxon Hill, Maryland, licensed in Maryland (R228560) and active in the NPI registry since December 2023. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1295503829
Entity TypeIndividualFemale
Primary Taxonomy363LA2200X
Provider Legal NameMARY ELIZABETH WALLACECredential: DNP, CRNP, A-GNP-C
Location Address6178 OXON HILL RDOxon Hill, MD 20745-3109
Mailing Address6178 Oxon Hill RdOxon Hill, MD 20745-3109 · (301) 292-9220
Phone(301) 292-9220
Sole ProprietorNo
Enumeration DateDecember 13, 2023
NPPES CertifiedDecember 13, 2023
✔ NPI 1295503829 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2200X
License✔ Licensed in MD · R228560
6178 OXON HILL RD, Oxon Hill, MD 20745
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mary Elizabeth Wallace Dnp, Crnp, A-gnp-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 8

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.

Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
429 services143 patients
Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 99310
A follow-up nursing facility visit is a routine check-up that typically lasts about 35 minutes. During this visit, your health status is evaluated, any changes in your condition are noted, and necessary adjustments to your care plan are made. It's an essential part of maintaining your health.
68 services46 patients
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
65 services54 patients
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more 99308
A follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.
25 services24 patients
Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more 99306
An initial nursing facility visit is your first meeting with your healthcare team at a nursing facility. Lasting typically 45 minutes, this appointment involves a comprehensive health assessment and the creation of your personalized care plan. It's a crucial step to ensure your health and well-being.
23 services23 patients
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more 99308
A follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.
20 services18 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20745 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

IMED SURGICAL OF OXON HILL PC
Surgery
6178 OXON HILL RD
OXON HILL, MD 20745
Prince George's County (301) 292-9220
MRS. LURLENE DARTON SWEENEY LCPC, NCC
Counselor (Professional)
6178 OXON HILL RD, SUITE 202
OXON HILL, MD 20745
Prince George's County (301) 567-4751
OXON HILL OPTOMETRY, LLC
Optometrist
6178 OXON HILL RD, STE. 100
OXON HILL, MD 20745
Prince George's County (301) 839-5555
PREMIER SURGICAL PAVILION OF OXON HILL
Clinic/Center (Ambulatory Surgical)
6178 OXON HILL RD, FIRST FLOOR
OXON HILL, MD 20745
Prince George's County (301) 292-9220
MISS BRYNDA SHERENE LUCAS
Counselor
6178 OXON HILL RD, SUITE 202
OXON HILL, MD 20745
Prince George's County (301) 567-4751
ASHLEY JEFFERS
Nurse Practitioner (Family)
6178 OXON HILL RD, SUITE 200
OXON HILL, MD 20745
Prince George's County (301) 292-9220

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 Wallace's NPI number?

The NPI number for Mary Wallace is 1295503829. It was assigned to this individual provider in the NPPES registry on December 13, 2023.

Where is Mary Wallace located?

Mary Wallace practices at 6178 Oxon Hill Rd, Oxon Hill, MD 20745. The listed phone number is (301) 292-9220.

What is Mary Wallace's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Is Mary Wallace enrolled in Medicare?

Yes. Mary Wallace is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Mary Wallace was last updated on December 13, 2023. 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.