Erin Noelle O'Brien

Primary specialty

Physician AssistantTaxonomy code 363A00000X

Practice address

111 Continental Dr Ste 114
Newark, DE 19713-4302

Phone

(302) 467-1898

NPI assigned

Nov 10, 2025

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

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

Credentials

Physician Assistant

Practice roles

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.

• Shady Grove Fertility Center of Pennsylvania PLC

  • Reproductive Endocrinology Physician
  • Chesterbrook, PA
  • NPI 1922353366
  NPD (past)
• Shady Grove Reproductive Science Center PC

  • Ambulatory Surgical Clinic/Center
  • Rockville, MD
  • NPI 1437232758
  NPD (past)

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

{
    "created_epoch": "1762732800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1762732800000",
    "number": "1811867203",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "111 CONTINENTAL DR STE 114",
            "city": "NEWARK",
            "state": "DE",
            "postal_code": "197134302",
            "telephone_number": "302-467-1898"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "111 CONTINENTAL DR STE 114",
            "city": "NEWARK",
            "state": "DE",
            "postal_code": "197134302",
            "telephone_number": "302-467-1898"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "O'BRIEN",
        "first_name": "ERIN",
        "middle_name": "NOELLE",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-11-10",
        "last_updated": "2025-11-10",
        "certification_date": "2025-11-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Samuel C Nwogu, D.D.S.
• Uchenna Samuel Nwosu, M.D.
• Whitney Nyce, DO
• Gifty A Nyinaku, L.P.N.
• Brooke Elizabeth Nyman, PA-C
• Gerald M O'Brien, MD
• Maureen O'Brien, RD
• Victoria Allen O'Brien, PHD
• Coleen Marie O'Connor
• Stephanie M O'Connor, RD

• Physician Assistant in Newark, DE
• Providers in Newark, DE by specialty
• Physician Assistant in Delaware

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 10, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.