Individual provider Active NPI

Lauren Cosgriff

  • Obstetrics & Gynecology Physician
  • Baltimore, MD
National Provider Identifier
1538628326
Registry record updated Nov 3, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Obstetrics & Gynecology PhysicianTaxonomy code 207V00000X
License
D0096439 Issued in MD
Practice address
3333 N Calvert St Ste 650
Baltimore, MD 21218-6516
Phone
(410) 554-7333
NPI assigned
Mar 19, 2019
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 3, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Obstetrics & Gynecology Physician 207V00000X D0096439 MD Primary

Addresses

Primary practice location

3333 N Calvert St Ste 650
Baltimore, MD 21218-6516

Mailing address

3333 N Calvert St Ste 650
Baltimore, MD 21218-6516
Phone (410) 554-7333

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DC, MD2 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20230919002013 DC Practitioner - Obstetrics/Gynecology 9032573431 Reassigns benefits to 2 organizations
I20251031001478 MD Practitioner - Obstetrics/Gynecology 9032573431 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Obstetrics/Gynecology
Education
Other, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Medstar Medical Group II LLCGroup PAC ID 0547413825, 3,726 clinicians

Practice addresses (Care Compare)

110 Irving St NW
Washington, DC 20010-3017
Phone (202) 877-7000

1406 Crain S Hwy 106
Glen Burnie, MD 21061-4086
Phone (410) 768-6440

201 E University Pkwy
Baltimore, MD 21218-2829
Phone (410) 554-2000

3304 Guilford Ave
Baltimore, MD 21218-2829
Phone (410) 554-6740

3333 N Calvert St
Baltimore, MD 21218-6502

5601 Lloch Raven Blvd
Baltimore, MD 21239-2945
Phone (410) 581-1200

5601 Loch Raven Blvd Russel
Ste2
Baltimore, MD 21239-2945
Phone (443) 444-5600

9000 Franklin Square Dr
Baltimore, MD 21237-3901
Phone (443) 777-7000

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
94.27 of 100Reported as group
Quality
80.29
Promoting interoperability
100
Improvement activities
40
Cost
75.48

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy1-10

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
D0096439MDMDObstetrics & Gynecology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Medstar Medical Group II LLC CurrentSince Mar 1, 2025 Accepting new patients
Medstar Medical Group II LLC CurrentSince Mar 1, 2025 Accepting new patients
WHC Physician Group LLC CurrentSince Aug 7, 2023 Accepting new patients
WHC Emerg Phys CurrentSince Aug 7, 2023 Accepting new patients
Medstar Medical Group II LLC Past Accepting new patients

Locations

1145 19th St NW
Ste 311
Washington, DC 20036
Phone (202) 429-2401

3007 Tilden St NW
Ste 5N
Washington, DC 20008

110 Irving St NW
Washington, DC 20010
Phone (202) 877-2000

29955 Three Notch Rd
Ste 100
Charlotte Hall, MD 20622
Phone (301) 290-5300

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 and National Provider Directory roles.

Hospital & facility affiliations 3

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": "1552953600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1762128000000",
    "number": "1538628326",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3333 N CALVERT ST STE 650",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212186516",
            "telephone_number": "410-554-7333"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3333 N CALVERT ST STE 650",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212186516",
            "telephone_number": "410-554-7333"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "COSGRIFF",
        "first_name": "LAUREN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-03-19",
        "last_updated": "2025-11-03",
        "certification_date": "2025-11-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "MD",
            "license": "D0096439",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Baltimore, MD

Sources for this page

Verify at the official NPI Registry.