Nathan Daniel Mark, D.O.

Primary specialty

Anesthesiology PhysicianTaxonomy code 207L00000X

License

050791 Issued in CT

Practice address

80 Seymour St
Hartford, CT 06106-3315

Phone

(860) 545-2117

NPI assigned

Nov 29, 2006

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 CO

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

New York College of Osteo Medicine of New York Institute of Technology, 2005

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Catholic Health Initiatives ColoradoGroup PAC ID 8022927342, 1,230 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Mercy Regional Medical Center Hospital, Durango, CO, CCN 060013

Merit-based Incentive Payment System (MIPS)

Final score

84.8 of 100Reported as group

Quality

85

Improvement activities

40

Cost

76.83

Merit-based Incentive Payment System (MIPS)

Final score

84.85 of 100Reported as group

Quality

84.49

Promoting interoperability

83

Improvement activities

40

Cost

79.17

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

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.

• Catholic Health Initiatives Colorado

  • Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
  • Colorado Springs, CO
  • NPI 1356783351
  Medicare reassignment Care Compare group NPD
• US Anesthesia Partners of Colorado Inc.

  • Anesthesiology Physician
  • Greenwood Village, CO
  • NPI 1922365782
  Medicare reassignment NPD
• Catholic Health Initiatives Colorado

  • Emergency Medicine Physician
  • Copper Mountain, CO
  • NPI 1467555722
  NPD
• Catholic Health Initiatives Colorado

  • Orthopaedic Surgery Physician
  • Longmont, CO
  • NPI 1891675294
  NPD

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

• Catholic Health Initiatives Colorado

  • General Acute Care Hospital
  • Durango, CO
  • NPI 1083611644
  Care Compare affiliation
• Catholic Health Initiatives Colorado

  • General Acute Care Hospital
  • Durango, CO
  • NPI 1588204010
  Care Compare affiliation
• Catholic Health Initiatives Colorado

  • General Acute Care Hospital
  • Durango, CO
  • NPI 1679113104
  Care Compare affiliation
• Catholic Health Initiatives Colorado

  • General Acute Care Hospital
  • Aztec, NM
  • NPI 1770123382
  Care Compare affiliation

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

{
    "created_epoch": "1164758400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1727913600000",
    "number": "1902973993",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "30 PARKER RD",
            "city": "MARLBOROUGH",
            "state": "CT",
            "postal_code": "064471208",
            "telephone_number": "202-492-8672"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "80 SEYMOUR ST",
            "city": "HARTFORD",
            "state": "CT",
            "postal_code": "061063315",
            "telephone_number": "860-545-2117"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1010 Three Springs Blvd",
            "address_purpose": "LOCATION",
            "city": "Durango",
            "state": "CO",
            "postal_code": "813018296",
            "country_code": "US",
            "telephone_number": "970-761-3200",
            "fax_number": "970-764-3209",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MARK",
        "first_name": "NATHAN",
        "middle_name": "DANIEL",
        "name_prefix": "Dr.",
        "credential": "D.O.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-11-29",
        "last_updated": "2024-10-03",
        "certification_date": "2024-10-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CO",
            "license": "CDRH.0057872",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CT",
            "license": "050791",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Angelo Giuseppe Marino, D.O.
• Frank J Marino, M.D.
• Marisol Acevedo Cruz LLC
• Mark R Silk, M.D., P.C.
• Mark W. Izard, M.D. P.C.
• Harley B Markel, MD
• Matthew Marker, M.D.
• Emily Markham
• Irene C Markman, APRN
• Kirsten D Markowitz, APRN

• Anesthesiology Physician in Hartford, CT
• Providers in Hartford, CT by specialty
• Anesthesiology Physician in Connecticut

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 3, 2024; 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.