Sonya M Foster-Merrow, MD

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

MD432595 Issued in PA

Practice address

951 N 6TH St Ste 221
Reading, PA 19601-1836

Phone

(484) 207-2000

NPI assigned

Jul 25, 2006

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in PA

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 1

Merit-based Incentive Payment System (MIPS)

Final score

84.7 of 100Reported as group

Quality

76.12

Promoting interoperability

99

Improvement activities

40

Cost

73.71

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

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.

• Osh - PA Physicians Group, PC

  • Primary Care Clinic/Center
  • Philadelphia, PA
  • NPI 1811405533

  Family Medicine

  Medicare reassignment NPD
• Pottstown Clinic Company LLC

  • Family Medicine Physician
  • Pottstown, PA
  • NPI 1649341934
  Medicare reassignment NPD
• Frances Mahon Deaconess Hospital

  • Critical Access Hospital
  • Glasgow, MT
  • NPI 1689685323
  NPD (past)

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

{
    "created_epoch": "1153785600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1779753600000",
    "number": "1023031093",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 746722",
            "city": "ATLANTA",
            "state": "GA",
            "postal_code": "303746722",
            "telephone_number": "469-727-6675"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "951 N 6TH ST STE 221",
            "city": "READING",
            "state": "PA",
            "postal_code": "196011836",
            "telephone_number": "484-207-2000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "193 Old Swede Rd",
            "address_purpose": "LOCATION",
            "city": "Douglassville",
            "state": "PA",
            "postal_code": "195181522",
            "country_code": "US",
            "telephone_number": "610-385-3010",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "FOSTER-MERROW",
        "first_name": "SONYA",
        "middle_name": "M",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-07-25",
        "last_updated": "2026-05-26",
        "certification_date": "2026-05-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "PA",
            "license": "MD432595",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Maria B Foell
• Kelli Ann Fogarty
• Foot Form Shoes, Inc.
• Colin Foraker, PHARMD
• Cody Forsythe, LCSW
• Cerisse L Foster
• David H Foster, O.D.
• Julie Ann Foster, OD
• Justin Aaron Foster, LPC
• Maria Foster

• Family Medicine Physician in Reading, PA
• Providers in Reading, PA by specialty
• Family Medicine Physician in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 26, 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.