Nayab Chowhan, DO

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

0102207745 Issued in VA

Practice address

11930 Democracy Dr
Reston, VA 20190-5624

Phone

(415) 658-6791

NPI assigned

Apr 20, 2017

Last updated

Apr 16, 2026By the provider in NPPES

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 3

Addresses

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in DC, VA2 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

Specialty

Family Practice

Education

Lincoln Mem Univ, Debusk Col of Osteopathic Med, 2016

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

One Medstar Primary Care LLCGroup PAC ID 0749607307, 140 clinicians

Inova Ucc LLCGroup PAC ID 7012385040, 158 clinicians

Practice addresses (Care Compare)

Merit-based Incentive Payment System (MIPS)

Final score

88.6 of 100Reported as group

Quality

84.42

Promoting interoperability

100

Improvement activities

40

Cost

77.58

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: nchowhan1152614@soc.inova.org

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.

• Inova Ucc LLC

  • Urgent Care Clinic/Center
  • Vienna, VA
  • NPI 1508592114

  DC

  Medicare reassignment Care Compare group NPD
• One Medstar Primary Care LLC

  • Family Medicine Physician
  • Washington, DC
  • NPI 1417571530
  Medicare reassignment Care Compare group
• One Medical Group, P.C.

  dba One Medical Group

  • Internal Medicine Physician
  • Washington, DC
  • NPI 1962798645

  Family Medicine

  NPD (past)

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

{
    "created_epoch": "1492646400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776297600000",
    "number": "1760916324",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1 EMBARCADERO CTR STE 1900",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941113723",
            "telephone_number": "415-658-6791",
            "fax_number": "415-252-7176"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "11930 DEMOCRACY DR",
            "city": "RESTON",
            "state": "VA",
            "postal_code": "201905624",
            "telephone_number": "415-658-6791"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2987 District Ave Ste 120",
            "address_purpose": "LOCATION",
            "city": "Fairfax",
            "state": "VA",
            "postal_code": "220311571",
            "country_code": "US",
            "telephone_number": "888-663-6331",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "6201 Centreville Rd",
            "address_purpose": "LOCATION",
            "city": "Centreville",
            "state": "VA",
            "postal_code": "201212626",
            "country_code": "US",
            "telephone_number": "571-549-8577",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CHOWHAN",
        "first_name": "NAYAB",
        "credential": "DO",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2017-04-20",
        "last_updated": "2026-04-16",
        "certification_date": "2026-04-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "NY",
            "license": "302828",
            "primary": false
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "VA",
            "license": "0102207745",
            "primary": true
        },
        {
            "code": "282N00000X",
            "taxonomy_group": "",
            "desc": "General Acute Care Hospital",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "nchowhan1152614@soc.inova.org",
            "affiliation": "Y",
            "endpointDescription": "Health Information Exchange",
            "affiliationName": "Inova UCC LLC",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CCDA",
            "address_1": "6201 Centreville Rd Ste 200",
            "city": "Centreville",
            "state": "VA",
            "country_code": "US",
            "postal_code": "201212626",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Sungwon Choi, D.M.D.
• Tessa M Cholmondeley, MD
• Maria Chou, MD
• David Kimkwong Chow, M.D.
• Diane Lane Chow, NP
• Douglas M Christenson, MD
• Kathleen Ann Christian, PHD
• Christine F. Stang, PC
• CHS Health Services, LLC
• Grace Chu, RPH

• Family Medicine Physician in Reston, VA
• Providers in Reston, VA by specialty
• Family Medicine Physician in Virginia

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 16, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• 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.