Stephen O Bader, MD

Primary specialty

Anesthesiology PhysicianTaxonomy code 207L00000X

License

MD424709 Issued in PA

Practice address

1000 Dutch Ridge Rd
Beaver, PA 15009-9727

Phone

(724) 728-7000

NPI assigned

Jun 15, 2006

Last updated

Jun 19, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

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

Anesthesiology

Education

Other, 2002

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Evangelical Medical Services OrganizationGroup PAC ID 9133033087, 255 clinicians

Butler Medical ProvidersGroup PAC ID 7416840160, 355 clinicians

KBS Anesthesia, Inc.Group PAC ID 1254719321, 56 clinicians

Mount Nittany Medical CenterGroup PAC ID 2365353364, 45 clinicians

St Vincent Medical Education and Research Institute IncGroup PAC ID 3870405137, 297 clinicians

St Joseph Medical GroupGroup PAC ID 3779688650, 190 clinicians

Excela Health Physician Practices, IncGroup PAC ID 6204737117, 474 clinicians

Regional Anesthesia Experts PCGroup PAC ID 4082975958, 7 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Heritage Valley Beaver Hospital, Beaver, PA, CCN 390036
• Penn State Health St. Joseph Hospital, Reading, PA, CCN 390096
• Independence Health System Butler Memorial Hospita Hospital, Butler, PA, CCN 390168
• Mount Nittany Medical Center Hospital, State College, PA, CCN 390268
• Saint Vincent Hospital Hospital, Erie, PA, CCN 390009

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations (25 of 37)

Interoperability endpoints

• Direct secure messaging: sbader494792@wellspan.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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Evangelical Medical Services Organization

  dba WellSpan Behavioral Health

  • Surgery Physician
  • Lewisburg, PA
  • NPI 1205928967
  Medicare reassignment Care Compare group NPD
• Excela Health Physician Practices, Inc

  dba Excela Health Cardiology

  • Cardiovascular Disease Physician
  • Greensburg, PA
  • NPI 1821225202
  Medicare reassignment Care Compare group NPD
• KBS Anesthesia, Inc.

  • Anesthesiology Physician
  • Beaver, PA
  • NPI 1801559349
  Medicare reassignment Care Compare group NPD
• Mount Nittany Medical Center

  • Anesthesiology Physician
  • State College, PA
  • NPI 1528321015
  Medicare reassignment Care Compare group NPD
• Regional Anesthesia Experts PC

  • Anesthesiology Physician
  • Bridgeville, PA
  • NPI 1114434883
  Medicare reassignment Care Compare group NPD
• St Vincent Medical Education and Research Institute Inc

  • Internal Medicine Physician
  • Erie, PA
  • NPI 1902881477
  Medicare reassignment Care Compare group NPD
• St. Joseph Medical Group

  • Family Medicine Physician
  • Reading, PA
  • NPI 1184754657

  Anesthesiology

  Medicare reassignment Care Compare group NPD
• Butler Medical Providers

  • Gastroenterology Physician
  • Butler, PA
  • NPI 1619493046
  Medicare reassignment Care Compare group
• Allegheny Clinic

  dba AHN-Primary Care Bethel Park

  • Family Medicine Physician
  • Bethel Park, PA
  • NPI 1073081493
  Medicare reassignment NPD
• Mon Vale Clinical Professionals, Inc.

  dba Mon-Vale Anesthesia Professionals

  • Anesthesiology Physician
  • Monongahela, PA
  • NPI 1013388271
  Medicare reassignment NPD
• Northstar Anesthesia of Pennsylvania, LLC

  • Anesthesiology Physician
  • Darby, PA
  • NPI 1700218989
  Medicare reassignment NPD
• Wellspan Medical Group

  dba WellSpan Digestive Health

  • Gastroenterology Physician
  • York, PA
  • NPI 1669770004
  Medicare reassignment NPD

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

• Butler Healthcare Providers

  dba Butler Memorial Hospital

  • General Acute Care Hospital
  • Butler, PA
  • NPI 1447317896
  Care Compare affiliation
• Butler Healthcare Providers

  • Ambulatory Surgical Clinic/Center
  • Butler, PA
  • NPI 1558428573

  Hospital

  Care Compare affiliation
• Butler Memorial Hospital

  • Substance Use Disorder Rehabilitation Hospital Unit
  • Butler, PA
  • NPI 1821162314
  Care Compare affiliation
• Mount Nittany Medical Center

  dba Mount Nittany Pain Center

  • Pain Clinic/Center
  • State College, PA
  • NPI 1104991801

  Hospital

  Care Compare affiliation
• Mount Nittany Medical Center

  • Clinic/Center
  • State College, PA
  • NPI 1194521302

  Hospital

  Care Compare affiliation
• Mount Nittany Medical Center

  • General Acute Care Hospital
  • State College, PA
  • NPI 1730173154
  Care Compare affiliation
• Mount Nittany Medical Center

  dba Mount Nittany Surgical Center

  • Ambulatory Surgical Clinic/Center
  • State College, PA
  • NPI 1780750620

  Hospital

  Care Compare affiliation
• Mount Nittany Medical Center

  • Ambulatory Surgical Clinic/Center
  • State College, PA
  • NPI 1780752378

  Hospital

  Care Compare affiliation
• Saint Vincent Health Center

  • General Acute Care Hospital
  • Erie, PA
  • NPI 1861435042
  Care Compare affiliation
• St Joseph Regional Health Network

  dba Penn State Health St Joseph

  • General Acute Care Hospital
  • Reading, PA
  • NPI 1699734665
  Care Compare affiliation
• Valley Medical Facilities Inc

  dba Valley Medical Facilities Inc dba Heritage Valley Beaver

  • General Acute Care Hospital
  • Beaver, PA
  • NPI 1063422053
  Care Compare affiliation
• Valley Medical Facilities, Inc.

  dba The Medical Center, Beaver, Family Practice Center

  • General Acute Care Hospital
  • Beaver Falls, PA
  • NPI 1306989983
  Care Compare affiliation

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

{
    "created_epoch": "1150329600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781827200000",
    "number": "1619911591",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1000 DUTCH RIDGE RD",
            "city": "BEAVER",
            "state": "PA",
            "postal_code": "150099727"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1000 DUTCH RIDGE RD",
            "city": "BEAVER",
            "state": "PA",
            "postal_code": "150099727",
            "telephone_number": "724-728-7000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2500 Bernville Rd",
            "address_purpose": "LOCATION",
            "city": "Reading",
            "state": "PA",
            "postal_code": "196059453",
            "country_code": "US",
            "telephone_number": "610-378-2055",
            "fax_number": "610-378-2058",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BADER",
        "first_name": "STEPHEN",
        "middle_name": "O",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-15",
        "last_updated": "2026-06-19",
        "certification_date": "2026-06-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "GA",
            "license": "057571",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "PA",
            "license": "MD424709",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Atcheson Oral Surgery LLC
• Ira David Atcheson, DMD
• Audiology Associates,LLC
• Muhammad Ayub, MD
• Christopher Morphy Backus, DPM
• Rebecca Lauren Bahar, DDS
• Sarah L Bahr, D.O.
• Jennifer E Bajek, PA-C
• Philip A Baker
• Christopher M Ban, DMD

• Anesthesiology Physician in Beaver, PA
• Providers in Beaver, PA by specialty
• Anesthesiology Physician in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 19, 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.