Individual provider Active NPI

Margaret Elizabeth Lynch, CRNA

  • Certified Registered Nurse Anesthetist
  • Arlington, VA
National Provider Identifier
1801569793
Registry record updated Sep 24, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
0024188838 Issued in VA
Practice address
1005 N Glebe Rd Ste 200
Arlington, VA 22201-5792
Phone
(703) 908-0800
Fax
(703) 908-0801
NPI assigned
Jul 27, 2021
Last updated
Sep 24, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 24, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Certified Registered Nurse Anesthetist 367500000X R264246 MD
Certified Registered Nurse Anesthetist 367500000X 95001566 CA
Certified Registered Nurse Anesthetist 367500000X 0024188838 VA Primary

Addresses

Primary practice location

1005 N Glebe Rd Ste 200
Arlington, VA 22201-5792

Mailing address

200 N Warner Rd Ste 205
King of Prussia, PA 19406-2841
Phone (610) 644-8900

Other practice location 1

225 30th Pl
Hermosa Beach, CA 90254-2302
Phone (703) 328-0369

Other practice location 2

2121 Medical Park Dr Ste 5
Silver Spring, MD 20902-4058
Phone (301) 681-2782

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DC, VA2 enrollments

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20240314002421 DC Practitioner - Certified Registered Nurse Anesthetist (Crna) 4981009354 Reassigns benefits to 5 organizations
I20240418003259 VA Practitioner - Certified Registered Nurse Anesthetist (Crna) 4981009354 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Azura Anesthesia Partners LLCGroup PAC ID 6608281167, 21 clinicians
Northstar Anesthesia of Virginia, LLCGroup PAC ID 6608268826, 407 clinicians

Practice addresses (Care Compare)

1005 N Glebe Rd
Suite 200
Arlington, VA 22201-5792
Phone (703) 908-0800

2501 Parkers LN
Alexandria, VA 22306-3209
Phone (703) 664-7000

3300 Gallows Rd
Falls Church, VA 22042-3307
Phone (703) 776-4001

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
89.14 of 100Reported as group
Quality
84.79
Promoting interoperability
99
Improvement activities
40
Cost
73.15

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Certified Registered Nurse

State licenses

LicenseStateTypeSpecialty
0024188838VAMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
Northstar Anesthesia of Virginia, LLC CurrentSince Oct 1, 2025 Accepting new patients
Georgetown Pain Management LLC CurrentSince Mar 1, 2024 Accepting new patients
Azura Anesthesia Partners LLC CurrentSince Feb 26, 2024 Accepting new patients
Pain Management Associates, LLC CurrentSince Mar 1, 2024 Accepting new patients
Inova Cares - Community CurrentSince Mar 9, 2024 Accepting new patients

Locations

7300 Hanover Dr
Ste 204
Greenbelt, MD 20770
Phone (240) 297-9016

8140 Corporate Dr
Ste 125
Nottingham, MD 21236
Phone (410) 321-9729

2121 Medical Park Dr
Ste 5
Silver Spring, MD 20902
Phone (301) 681-2782

40 Valley Stream Pkwy
Ste 100
Malvern, PA 19355

2501 Parkers Ln
Alexandria, VA 22306
Phone (703) 664-7000

1005 N Glebe Rd
Ste 200
Arlington, VA 22201
Phone (571) 500-8451

3600 Joseph Siewick Dr
Fairfax, VA 22033
Phone (703) 391-3037

44045 Riverside Pkwy
Leesburg, VA 20176
Phone (703) 858-6040

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.

Hospital & facility affiliations 2

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1627344000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1790208000000",
    "number": "1801569793",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "200 N WARNER RD STE 205",
            "city": "KING OF PRUSSIA",
            "state": "PA",
            "postal_code": "194062841",
            "telephone_number": "610-644-8900",
            "fax_number": "484-924-0053"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1005 N GLEBE RD STE 200",
            "city": "ARLINGTON",
            "state": "VA",
            "postal_code": "222015792",
            "telephone_number": "703-908-0800",
            "fax_number": "703-908-0801"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "225 30th Pl",
            "address_purpose": "LOCATION",
            "city": "Hermosa Beach",
            "state": "CA",
            "postal_code": "902542302",
            "country_code": "US",
            "telephone_number": "703-328-0369",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2121 Medical Park Dr Ste 5",
            "address_purpose": "LOCATION",
            "city": "Silver Spring",
            "state": "MD",
            "postal_code": "209024058",
            "country_code": "US",
            "telephone_number": "301-681-2782",
            "fax_number": "301-681-2878",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LYNCH",
        "first_name": "MARGARET",
        "middle_name": "ELIZABETH",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-07-27",
        "last_updated": "2026-09-24",
        "certification_date": "2026-09-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "MD",
            "license": "R264246",
            "primary": false
        },
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "CA",
            "license": "95001566",
            "primary": false
        },
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "VA",
            "license": "0024188838",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Arlington, VA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 24, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.