D Patrick Williams, DO

Primary specialty

Orthopaedic Hand Surgery PhysicianTaxonomy code 207XS0106X

License

OS011213L Issued in PA

Practice address

100 Peach St Ste 400
Erie, PA 16507-1423

Phone

(814) 877-9100

Fax

(814) 454-8470

NPI assigned

Jul 25, 2006

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 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

Specialty

Orthopedic SurgeryAlso: Hand Surgery

Education

Other, 1989

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Regional Health Services IncGroup PAC ID 4880593722, 572 clinicians

Keystone Rehabilitation Systems IncGroup PAC ID 7012826753, shared by 15 NPIs, 750 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Upmc Hamot Hospital, Erie, PA, CCN 390063
• Upmc Chautauqua at Wca Hospital, Jamestown, NY, CCN 330239
• Warren General Hospital Hospital, Warren, PA, CCN 391319

Merit-based Incentive Payment System (MIPS)

Final score

81.89 of 100Reported as group

Quality

65.8

Promoting interoperability

100

Improvement activities

40

Cost

73.83

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: dwilliams269106@upmc.direct-ci.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.

• Regional Health Services Inc

  • Family Medicine Physician
  • Erie, PA
  • NPI 1174520654
  Medicare reassignment Care Compare group NPD
• Upmc Hamot Surgery Center, LLC

  • Ambulatory Surgical Clinic/Center
  • Erie, PA
  • NPI 1194790592
  NPD
• Clinical Therapeutics Inc

  dba CTI Physical Therapy

  • Physical Therapist
  • Warren, PA
  • NPI 1629009048
  NPD (past)
• Hand, Microsurgery and Reconstructive Orthopaedics, LLP

  • Orthopaedic Hand Surgery Physician
  • Erie, PA
  • NPI 1205856010

  Orthopaedic Surgery

  NPD (past)
• Upmc Hamot

  • General Acute Care Hospital
  • Erie, PA
  • NPI 1487647590
  NPD (past)

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

• Upmc Hamot

  • General Acute Care Hospital
  • Erie, PA
  • NPI 1487647590
  Care Compare affiliation
• Upmc Hamot

  • General Acute Care Hospital
  • Erie, PA
  • NPI 1538207394
  Care Compare affiliation
• Warren General Hospital

  • Substance Use Disorder Rehabilitation Hospital Unit
  • Warren, PA
  • NPI 1376497362
  Care Compare affiliation
• Warren General Hospital

  dba d/b/a Warren Medical Group

  • Family Medicine Physician
  • Warren, PA
  • NPI 1508803701

  Hospital

  Care Compare affiliation
• Warren General Hospital

  • General Acute Care Hospital
  • Warren, PA
  • NPI 1659360220
  Care Compare affiliation
• Upmc Chautauqua at Wca

  dba UPMC Chautauqua WCA

  • Substance Use Disorder Rehabilitation Hospital Unit
  • Jamestown, NY
  • NPI 1568023687
  Care Compare affiliation
• Upmc Chautauqua at Wca

  dba UPMC Chautauqua WCA

  • General Acute Care Hospital
  • Jamestown, NY
  • NPI 1770573222
  Care Compare affiliation

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

{
    "created_epoch": "1153785600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788912000000",
    "number": "1184647745",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "100 PEACH ST STE 400",
            "city": "ERIE",
            "state": "PA",
            "postal_code": "165071423",
            "telephone_number": "814-877-9100",
            "fax_number": "814-454-8470"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "100 PEACH ST STE 400",
            "city": "ERIE",
            "state": "PA",
            "postal_code": "165071423",
            "telephone_number": "814-877-9100",
            "fax_number": "814-454-8470"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "D",
        "middle_name": "PATRICK",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-25",
        "last_updated": "2026-09-09",
        "certification_date": "2021-04-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207XS0106X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Hand Surgery",
            "state": "PA",
            "license": "OS011213L",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "dwilliams269106@upmc.direct-ci.com",
            "affiliation": "N",
            "address_1": "600 Grant St",
            "address_2": "Floor 58",
            "city": "Pittsburgh",
            "state": "PA",
            "country_code": "US",
            "postal_code": "152192702",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Amanda Williams, PHARMD
• Antonia Williams
• Bonnie Williams, M.D.
• Caitlyn Williams
• Christopher Michael Williams, C.O.T.A,/L
• Deana Marie Williams
• Elizabeth Williams, DO
• Heather L Williams, CPD
• Jeffrey Donald Williams
• Jillian Nicole Williams, CRNP

• Orthopaedic Hand Surgery Physician in Erie, PA
• Providers in Erie, PA by specialty
• Orthopaedic Hand Surgery Physician in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 9, 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.