David H Panossian MD PC

Primary specialty

Sleep Specialist (PhD)Taxonomy code 173F00000X

Legal business name

DAVID H PANOSSIAN MD PC

Practice address

2614 Almond St
Klamath Falls, OR 97601-1117

Phone

(541) 885-2201

Fax

(541) 883-1400

NPI assigned

Jul 25, 2006

Organization subpart

No

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

Authorized official

Name

Patsy Terry

Title

Practice Manager

Phone

(541) 851-2798

Specialties & licenses 2

Addresses

Other names 1

• Klamath Pulmonary & Critical Care Medicine Former legal business name

Medicare fee-for-service enrollment

Enrolled in OR, ID3 enrollments

Enrollment records 3

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

Medicare medical equipment & supply locations

Locations

Practitioners 4

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• David Charles Gardelius, PA-C

  • Medical Physician Assistant
  • Klamath Falls, OR
  • NPI 1316615578
  Medicare reassignment Care Compare group
• David H Panossian, MD

  • Sleep Medicine (Internal Medicine) Physician
  • Klamath Falls, OR
  • NPI 1366504532

  ID

  Medicare reassignment Care Compare group
• Daniel M Garner, PA-C

  • Physician Assistant
  • St George, UT
  • NPI 1861046328

  OR

  Medicare reassignment
• Sheri Kallsen, FNP-BC

  • Family Nurse Practitioner
  • Tonasket, WA
  • NPI 1326703299

  OR

  Medicare reassignment

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

{
    "created_epoch": "1153785600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1773792000000",
    "number": "1295757292",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2614 ALMOND ST",
            "city": "KLAMATH FALLS",
            "state": "OR",
            "postal_code": "976011117",
            "telephone_number": "541-885-2201",
            "fax_number": "541-883-1400"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2614 ALMOND ST",
            "city": "KLAMATH FALLS",
            "state": "OR",
            "postal_code": "976011117",
            "telephone_number": "541-885-2201",
            "fax_number": "541-883-1400"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "DAVID H PANOSSIAN MD PC",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-07-25",
        "last_updated": "2026-03-18",
        "certification_date": "2026-03-18",
        "status": "A",
        "authorized_official_last_name": "TERRY",
        "authorized_official_first_name": "PATSY",
        "authorized_official_title_or_position": "PRACTICE MANAGER",
        "authorized_official_telephone_number": "541-851-2798"
    },
    "taxonomies": [
        {
            "code": "173F00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Sleep Specialist, PhD",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "332B00000X",
            "taxonomy_group": "",
            "desc": "Durable Medical Equipment & Medical Supplies",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Klamath Pulmonary & Critical Care Medicine",
            "code": "4",
            "type": "Former Legal Business Name"
        }
    ]
}

• Daniel O Benson, M.D., P.C.
• William Colin Daniel, PSS
• Kyla Shay Daniels, LMT
• Elizabeth Dare, AU.D., CCC-A
• Anne Davenport, PT, DPT
• David Joseph Russell MD PC
• Lucretia David
• Zachary Davies
• Karee Davis Hernandez
• Aaron Michael Davis, DMD

• Sleep Specialist (PhD) in Klamath Falls, OR
• Providers in Klamath Falls, OR by specialty
• Sleep Specialist (PhD) in Oregon

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 18, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• 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.