Individual provider Active NPI

Margaret Webb, CRNP-PMH

  • Psychiatric/Mental Health Nurse Practitioner
  • Aberdeen, MD
National Provider Identifier
1235739558
Registry record updated Sep 23, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatric/Mental Health Nurse PractitionerTaxonomy code 363LP0808X
License
R147711 Issued in MD
Practice address
4513 Philadelphia Rd
Aberdeen, MD 21001-1501
Phone
(443) 412-5005
Fax
(443) 951-6159
NPI assigned
Oct 27, 2020
Last updated
Sep 23, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 23, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatric/Mental Health Nurse Practitioner 363LP0808X R147711 MD Primary

Addresses

Primary practice location

4513 Philadelphia Rd
Aberdeen, MD 21001-1501

Mailing address

4513 Philadelphia Rd
Aberdeen, MD 21001-1501
Phone (443) 412-5005

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MD
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20211108000022 MD Practitioner - Nurse Practitioner 1759770035 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2021
Medicare assignment
May accept Medicare assignment
Telehealth
Offers telehealth services
Group practices
Monarc LLCGroup PAC ID 8921581901, 3 clinicians
West Cecil Health Center Inc.Group PAC ID 6709964398, 20 clinicians

Practice addresses (Care Compare)

4513 Philadelphia Rd
Aberdeen, MD 21001-1501
Phone (443) 412-5005

49 Rock Springs Rd
Conowingo, MD 21918-1352
Phone 41037896961130

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
R147711MDMDPsychiatric/Mental Health Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
West Cecil Health Center Inc. CurrentSince Oct 22, 2021 Accepting new patients
West Cecil Health Center Inc. Current Accepting new patients
West Cecil Health Center Inc. Current Accepting new patients
Monarc, LLC Psychiatric/Mental Health CurrentSince Sep 22, 2025 Accepting new patients
West Cecil Health Center Inc. CurrentSince Oct 22, 2021 Accepting new patients

Locations

4513 Philadelphia Rd
Aberdeen, MD 21001
Phone (443) 412-5005

49 Rock Springs Rd
Conowingo, MD 21918
Phone (877) 622-8484

253 Lewis Ln
Ste 202
Havre de Grace, MD 21078
Phone (443) 502-7060

Interoperability endpoints

  • FHIR API: https://api.platform.athenahealth.com/6703/brand/1/csg/1/fhir/r4
  • FHIR API: https://fhir4.healow.com/fhir/r4/DAHIAD

Organizations & group practices 5

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1603756800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758585600000",
    "number": "1235739558",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4513 PHILADELPHIA RD",
            "city": "ABERDEEN",
            "state": "MD",
            "postal_code": "210011501",
            "telephone_number": "443-412-5005",
            "fax_number": "443-951-6159"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4513 PHILADELPHIA RD",
            "city": "ABERDEEN",
            "state": "MD",
            "postal_code": "210011501",
            "telephone_number": "443-412-5005",
            "fax_number": "443-951-6159"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WEBB",
        "first_name": "MARGARET",
        "credential": "CRNP-PMH",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-10-27",
        "last_updated": "2025-09-23",
        "certification_date": "2025-09-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LP0808X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": "MD",
            "license": "R147711",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Aberdeen, MD

Sources for this page

Verify at the official NPI Registry.