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MARY GRACE WEEKS CRNP
NPI 1528923604
Nurse Practitioner - Family in California, MD

Active since December 19, 2025PECOS Enrolled
22590 SHADY COURT, CALIFORNIA, MD 20619(301) 373-7900(301) 373-6900 Get Directions Write a Review

NPPES record last updated: May 1, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: May 1, 2026, Jan 29, 2026, Dec 19, 2025 (3 updates tracked since 2025).

About Mary Grace Weeks Crnp NPPES

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

MARY GRACE WEEKS CRNP (NPI 1528923604) is an individual family provider in California, Maryland, licensed in Maryland (R254662) and active in the NPI registry since December 2025. She is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1528923604
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMARY GRACE WEEKSCredential: CRNP
Location Address22590 SHADY COURTCalifornia, MD 20619-5009
Mailing AddressPo Box 640Hollywood, MD 20636-0640 · (301) 373-7900 · Fax (301) 373-6900
Phone(301) 373-7900
Fax(301) 373-6900
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateDecember 19, 2025
Last NPPES UpdateMay 1, 20263 updates tracked since enumeration
NPPES CertifiedMay 1, 2026
✔ NPI 1528923604 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in MD · R254662
22590 SHADY COURT, California, MD 20619
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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 Grace Weeks Crnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID840771945
PECOS Enrollment IDI20260226002324
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20619 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
$89.75 typical visit price
range $57.99 – $175.57
Typical copayment $22.43 (range $14.49 – $43.89)
Most-billed visit code 99203
Established Patient
$102.11 typical visit price
range $18.66 – $143.02
Typical copayment $25.52 (range $4.66 – $35.75)
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 2

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

MEDSTAR MEDICAL GROUP - SOUTHERN MARYLAND LLC
Internal Medicine
22590 SHADY COURT
CALIFORNIA, MD 20619
St. Mary's County (301) 737-0500
DR. VIRAL DHIRAJ GALA M.D
Pediatrics
22590 SHADY COURT, MMC, DEPT OF PEDIATRICS,
CALIFORNIA, MD 20619
St. Mary's County (301) 863-9000

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 Grace Weeks's NPI number?

The NPI number for Mary Grace Weeks is 1528923604. It was assigned to this individual provider in the NPPES registry on December 19, 2025.

Where is Mary Grace Weeks located?

Mary Grace Weeks practices at 22590 Shady Court, California, MD 20619. The listed phone number is (301) 373-7900.

What is Mary Grace Weeks's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Mary Grace Weeks enrolled in Medicare?

Yes. Mary Grace Weeks is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Mary Grace Weeks was last updated on May 1, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.