Hovsep Ghevont Mahdessian, MD

Individual provider Active NPI Internal Medicine Physician · Palmdale, CA

NPI 1659544203 · NPPES record last updated Nov 23, 2011

Key facts

NPI
1659544203
Entity type
Individual (NPI type 1)
Primary specialty
Internal Medicine Physician 207R00000X
License
A102305 (CA)
Practice address
327 E Palmdale Blvd
Palmdale, CA 93550-7139
Phone
(661) 273-5888
NPI assigned
Apr 3, 2008
Sex
Male
Sole proprietor
No

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 and National Provider Directory roles.

Hospital & facility affiliations 1

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

Medicare Care Compare profile

Specialty
Internal Medicine
Also: Family Practice
Education
Other, 2000
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Roy Medical Group Inc (4 clinicians)
High Desert Medical Corporation (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

  • Giving Hands Home Health Care, Inc Home health agency · Encino, CA · CCN 757087

Medicare participation

Medicare fee-for-service enrollment
Enrolled in CA
Eligible to order & refer
Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: Yes

Medicare enrollment records

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

National Provider Directory

Medicare enrollment (NPD)
Yes
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A102305CAMDInternal Medicine Physician
O36.120147ILMDInternal Medicine Physician

Practice roles (9 of 10)

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

Locations

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

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

1146 N Central Ave
Glendale, CA 91202
Phone (818) 500-0910

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

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

6426 Coldwater Canyon Ave
North Hollywood, CA 91606
Phone (818) 763-2801

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

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

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

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

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

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

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

Specialties & licenses

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

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

Other providers in Palmdale, CA

All providers in Palmdale, CA · Internal Medicine Physician in California

Sources for this page

Verify at the official NPI Registry.