Benjamin F Merrifield, MD

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

MD00044510 Issued in WA

Practice address

209 Lilly Rd NE
Olympia, WA 98506

Phone

(360) 413-8250

Fax

(360) 413-8830

NPI assigned

Nov 7, 2005

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

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in WA

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

Clvlnd Clinic Lerner College of Med of Case WSTN RSV University, 1998

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Puget Sound Gastroenterology PLLCGroup PAC ID 1759278252, 59 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Providence St Peter Hospital Hospital, Olympia, WA, CCN 500024

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: benjamin.merrifield@gastrohealth.eclinicaldirectplus.com

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.

• Puget Sound Gastroenterology, PLLC

  • Clinical Medical Laboratory
  • Lynnwood, WA
  • NPI 1689646838
  Medicare reassignment Care Compare group NPD
• Gastroenterology Associates Clinical Practice, PLLC

  • Gastroenterology Physician
  • Olympia, WA
  • NPI 1811556442
  Medicare reassignment NPD
• Puget Sound Gastroenterology, PLLC

  • Gastroenterology Physician
  • Olympia, WA
  • NPI 1386340164
  NPD
• Puget Sound Gastroenterology, PLLC

  • Gastroenterology Physician
  • Kirkland, WA
  • NPI 1427185388
  NPD
• Lake Washington Anesthesia PLLC

  • Certified Registered Nurse Anesthetist
  • Kirkland, WA
  • NPI 1962935197
  NPD (past)

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

• Providence Health & Services Washington

  • General Acute Care Hospital
  • Olympia, WA
  • NPI 1346250594
  Care Compare affiliation
• Providence Health & Services Washington

  • General Acute Care Hospital
  • Olympia, WA
  • NPI 1619176997
  Care Compare affiliation

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

{
    "created_epoch": "1131321600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1678147200000",
    "number": "1083695167",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "209 LILLY RD NE",
            "city": "OLYMPIA",
            "state": "WA",
            "postal_code": "98506",
            "telephone_number": "360-413-8250",
            "fax_number": "360-413-8830"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "209 LILLY RD NE",
            "city": "OLYMPIA",
            "state": "WA",
            "postal_code": "98506",
            "telephone_number": "360-413-8250",
            "fax_number": "360-413-8830"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "500 Lilly Rd NE",
            "address_2": "Suite 204",
            "address_purpose": "LOCATION",
            "city": "Olympia",
            "state": "WA",
            "postal_code": "985065195",
            "country_code": "US",
            "telephone_number": "360-413-8250",
            "fax_number": "360-413-8830",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MERRIFIELD",
        "first_name": "BENJAMIN",
        "middle_name": "F",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-11-07",
        "last_updated": "2023-03-07",
        "certification_date": "2021-04-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "WA",
            "license": "MD00044510",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MD LICENSE",
            "identifier": "MD00044510",
            "state": "WA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Mercy Housing Northwest
• Melissa Merioles, MSW
• Andrea J Merithew
• Priscilla Merli Palomar, MD
• Amanda Merlin, MA CCC-SLP
• Sarah B Merrifield, MD
• Nasca Richey Merrilees
• John A. Merslich, O.D.
• Christine Merten-Nixon, P.T.
• Glenna Mesa

• Gastroenterology Physician in Olympia, WA
• Providers in Olympia, WA by specialty
• Gastroenterology Physician in Washington

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 7, 2023; 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.