Chelsea Wailgum, PA-C

Primary specialty

Medical Physician AssistantTaxonomy code 363AM0700X

License

PA7114 Issued in MA

Practice address

369 South St
Pittsfield, MA 01201-6803

Phone

(413) 443-4826

NPI assigned

Jul 23, 2019

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

Other names 1

• Chelsea Ann Merritt Former name

Medicare fee-for-service enrollment

Enrolled in MA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Physician Assistant

Education

Other, 2019

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Berkshire Allergy Care PCGroup PAC ID 3678865938, 5 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Berkshire Medical Center Hospital, Pittsfield, MA, CCN 220046
• Cooley Dickinson Hospital Inc,the Hospital, Northampton, MA, CCN 220015

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

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.

• Berkshire Allergy Care, P.C.

  • Allergy & Immunology Physician
  • Pittsfield, MA
  • NPI 1033328786
  Medicare reassignment Care Compare group
• Hilltown Community Health Centers, Inc.

  • Federally Qualified Health Center (FQHC)
  • Worthington, MA
  • NPI 1740268051
  Medicare reassignment NPD
• Dr. Gino Mercadante, P.C.

  • Internal Medicine Physician
  • Ludlow, MA
  • NPI 1285828939
  Medicare reassignment
• Hilltown Community Health Centers, Inc.

  • Federally Qualified Health Center (FQHC)
  • Amherst, MA
  • NPI 1528573037
  NPD
• Allergy & Asthma Treatment Specialists, P.C.

  • Specialist
  • Framingham, MA
  • NPI 1639263080
  NPD (past)

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

• Berkshire Medical Center, Inc

  • General Acute Care Hospital
  • Pittsfield, MA
  • NPI 1295765261
  Care Compare affiliation
• Cooley Dickinson Hospital Inc

  • General Acute Care Hospital
  • Northampton, MA
  • NPI 1477596310
  Care Compare affiliation
• Cooley Dickinson Hospital Inc

  • Psychiatric Hospital Unit
  • Northampton, MA
  • NPI 1871512814
  Care Compare affiliation

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

{
    "created_epoch": "1563840000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785283200000",
    "number": "1568015014",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "369 SOUTH ST",
            "city": "PITTSFIELD",
            "state": "MA",
            "postal_code": "012016803",
            "telephone_number": "413-443-4826",
            "fax_number": "413-443-4488"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "369 SOUTH ST",
            "city": "PITTSFIELD",
            "state": "MA",
            "postal_code": "012016803",
            "telephone_number": "413-443-4826"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "475 Franklin St Ste 206",
            "address_purpose": "LOCATION",
            "city": "Framingham",
            "state": "MA",
            "postal_code": "017026236",
            "country_code": "US",
            "telephone_number": "508-879-2712",
            "fax_number": "508-879-0537",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "425 Lake Ave N Ste 201",
            "address_purpose": "LOCATION",
            "city": "Worcester",
            "state": "MA",
            "postal_code": "016052073",
            "country_code": "US",
            "telephone_number": "508-757-1589",
            "fax_number": "509-756-5633",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WAILGUM",
        "first_name": "CHELSEA",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-07-23",
        "last_updated": "2026-07-29",
        "certification_date": "2026-07-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "MA",
            "license": "PA7114",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "CHELSEA",
            "last_name": "MERRITT",
            "middle_name": "ANN",
            "credential": "PA-C",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

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• Caitlyn Waldheim
• Deirdre Ann Walger

• Medical Physician Assistant in Pittsfield, MA
• Providers in Pittsfield, MA by specialty
• Medical Physician Assistant in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 29, 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.