Individual provider Active NPI

Hovsep Ghevont Mahdessian, MD

  • Internal Medicine Physician
  • Palmdale, CA
National Provider Identifier
1659544203
Registry record updated Nov 23, 2011
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
A102305 Issued in CA
Practice address
327 E Palmdale Blvd
Palmdale, CA 93550-7139
Phone
(661) 273-5888
NPI assigned
Apr 3, 2008
Last updated
Nov 23, 2011By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 23, 2011

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X O36.120147 IL
Internal Medicine Physician 207R00000X A102305 CA Primary

Addresses

Primary practice location

327 E Palmdale Blvd
Palmdale, CA 93550-7139

Mailing address

327 E Palmdale Blvd
Palmdale, CA 93550
Phone (661) 273-5888

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
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

Enrollment IDStateProvider typePAC IDDetails
I20090610000584 CA Practitioner - Internal MedicinePractitioner - General PracticePractitioner - Family Practice 9133279284 Reassigns benefits to 5 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Family Practice
Education
Other, 2000
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Roy Medical Group IncGroup PAC ID 1658682729, 4 clinicians
High Desert Medical CorporationGroup PAC ID 6103730569, 58 clinicians

Practice addresses (Care Compare)

1543 E Palmdale Blvd
Palmdale, CA 93550-2000

43839 15TH St W
Lancaster, CA 93534-4756
Phone (661) 945-5984

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A102305CAMDInternal Medicine Physician
O36.120147ILMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
And Inc CurrentSince Apr 23, 2015 Accepting new patients
And Inc Current Accepting new patients
Noalab Clinic Inc. Internal Medicine CurrentSince Jun 19, 2020 Accepting new patients
High Desert Medical Group Internal Medicine CurrentSince Jan 29, 2016 Accepting new patients
Roy Medical Group, Inc. CurrentSince Jun 2, 2025 Accepting new patients
Lakeside Medical Organization, a Medical Group Inc. Internal Medicine CurrentSince Mar 31, 2012 Accepting new patients
Our Lady of Providence PT Clinic Past Accepting new patients
Lakeside Medical Associates, a Medical Group, Inc. Past Accepting new patients
Kenneth V. Miselis, M.D. Inc. Past Accepting new patients

Locations

191 S Buena Vista St
Ste 150
Burbank, CA 91505
Phone (818) 295-5920

191 S Buena Vista St
Ste 200
Burbank, CA 91505
Phone (818) 887-2671

1146 N Central Ave
Glendale, CA 91202
Phone (818) 925-2410

43839 15th St W
Lancaster, CA 93534
Phone (661) 945-5984

6426 Coldwater Canyon Ave
North Hollywood, CA 91606
Phone (818) 927-4112

6428 Coldwater Canyon Ave
North Hollywood, CA 91606
Phone (818) 308-6440

8510 Balboa Blvd
Ste 150
Northridge, CA 91325
Phone (818) 637-2000

1543 E Palmdale Blvd
Ste C
Palmdale, CA 93550
Phone (661) 274-1200

1543 E Palmdale Blvd
Ste F
Palmdale, CA 93550
Phone (661) 480-1838

3605 Alamo St
Ste 100
Simi Valley, CA 93063
Phone (805) 522-6577

1500 W West Covina Pkwy
West Covina, CA 91790
Phone (626) 430-9991

1500 W West Covina Pkwy
Fl 1
West Covina, CA 91790

1500 W West Covina Pkwy
Ste 102
West Covina, CA 91790
Phone (818) 295-5920

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

  • Direct secure messaging: hovsep.mahdessian.p1@direct.lakeside.nextgenshare.com
  • FHIR API: https://fhir.nextgen.com/nge/prod/fhir-api-r4/fhir/r4/
  • FHIR API: https://fhir4.healow.com/fhir/r4/BHIDDD

Organizations & group practices 9

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.

Hospital & facility affiliations 1

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

NPI Registry JSON

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

{
    "created_epoch": "1207180800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1322006400000",
    "number": "1659544203",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "327 E PALMDALE BLVD",
            "city": "PALMDALE",
            "state": "CA",
            "postal_code": "93550",
            "telephone_number": "661-273-5888"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "327 E PALMDALE BLVD",
            "city": "PALMDALE",
            "state": "CA",
            "postal_code": "935507139",
            "telephone_number": "661-273-5888"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MAHDESSIAN",
        "first_name": "HOVSEP",
        "middle_name": "GHEVONT",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-04-03",
        "last_updated": "2011-11-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "O36.120147",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A102305",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Palmdale, CA

Sources for this page

Verify at the official NPI Registry.