Eiad Nasser, MD

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

D0080685 Issued in MD

Practice address

100 Walter Ward Blvd Ste 100
Abingdon, MD 21009-1283

Phone

(443) 347-4700

Fax

(443) 643-4707

NPI assigned

Aug 21, 2009

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Electronic endpoints 1

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: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Gastroenterology

Education

Other, 1995

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Harford Gastroenterology Associates PAGroup PAC ID 4688683865, 9 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Umd Upper Chesapeake Medical Center Hospital, Bel Air, MD, CCN 210049
• Union Hospital of Cecil County Hospital, Elkton, MD, CCN 210032

Merit-based Incentive Payment System (MIPS)

Final score

91.19 of 100Reported as group

Quality

86.11

Promoting interoperability

100

Improvement activities

40

Cost

84.53

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://e38455df-8137-43ad-9077-b36c0bc0745d.gastro.prod.fhir.ema-api.com/fhir/r4/

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.

• Harford Gastroenterology Associates PA

  • Gastroenterology Physician
  • Abingdon, MD
  • NPI 1356303853
  Medicare reassignment Care Compare group NPD
• Harford Gastroenterology Associates PA

  • Gastroenterology Physician
  • Havre de Grace, MD
  • NPI 1942021852
  NPD
• Kansas Endoscopy LLC

  • Ambulatory Surgical Clinic/Center
  • Wichita, KS
  • NPI 1538153887
  NPD (past)
• Kansas Gastroenterology LLC

  • Gastroenterology Physician
  • Wichita, KS
  • NPI 1477547727
  NPD (past)

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

• Union Hospital of Cecil County

  • General Acute Care Hospital
  • Elkton, MD
  • NPI 1376523357
  Care Compare affiliation
• Upper Chesapeake Medical Center, Inc.

  • General Acute Care Hospital
  • Bel Air, MD
  • NPI 1598761355
  Care Compare affiliation

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

{
    "created_epoch": "1250812800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781222400000",
    "number": "1922230002",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "100 WALTER WARD BLVD STE 100",
            "city": "ABINGDON",
            "state": "MD",
            "postal_code": "210091283",
            "telephone_number": "443-347-4700",
            "fax_number": "443-643-4707"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "100 WALTER WARD BLVD STE 100",
            "city": "ABINGDON",
            "state": "MD",
            "postal_code": "210091283",
            "telephone_number": "443-347-4700",
            "fax_number": "443-643-4707"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "251 Lewis Ln Ste 105",
            "address_purpose": "LOCATION",
            "city": "Havre DE Grace",
            "state": "MD",
            "postal_code": "210783752",
            "country_code": "US",
            "telephone_number": "410-939-5082",
            "fax_number": "410-939-6291",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2214 Old Emmorton Rd Ste 100A",
            "address_purpose": "LOCATION",
            "city": "Bel Air",
            "state": "MD",
            "postal_code": "210156470",
            "country_code": "US",
            "telephone_number": "443-347-4700",
            "fax_number": "443-643-4707",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2214 Old Emmorton Rd Ste 100",
            "address_purpose": "LOCATION",
            "city": "Bel Air",
            "state": "MD",
            "postal_code": "210156106",
            "country_code": "US",
            "telephone_number": "410-838-6345",
            "fax_number": "410-838-1595",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NASSER",
        "first_name": "EIAD",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2009-08-21",
        "last_updated": "2026-06-12",
        "certification_date": "2026-06-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "MD",
            "license": "D0080685",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "harfordgastro@directaddress.net",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "100 Walter Ward Blvd Ste 100",
            "city": "Abingdon",
            "state": "MD",
            "country_code": "US",
            "postal_code": "210091283",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Weitong Mu, MD, PHD
• Alison Maria Mueller, PA-C
• Dorothy Lynn Muhler, OTR/L
• Megan Elizabeth Murdock, LCSW-C
• Alla Musshorn, LGPC
• Herman Ndungu, PMHNP-BC
• Ernest Henry Neels III, R.N.
• Brian William Nelson, LC SW-C
• Ayman Nesseem
• Melissa Lynn Nevid, DDS

• Gastroenterology Physician in Abingdon, MD
• Providers in Abingdon, MD by specialty
• Gastroenterology Physician in Maryland

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 12, 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.