Owrang Dastmalchi, D.O.

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

20A369 Issued in CA

Practice address

23141 Verdugo Dr Ste 201
Laguna Hills, CA 92653-1341

Phone

(949) 215-5055

NPI assigned

Jun 9, 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 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

Specialty

Hospice/Palliative CareAlso: Internal Medicine, Osteopathic Manipulative Medicine

Education

Other, 2001

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Paloma IncareGroup PAC ID 6305211558, 11 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Royal Home Health Services Home health agency, Mission Viejo, CA, CCN 053155
• Graceland Hospice Care Hospice, Orange, CA, CCN 551748
• Providence Mission Hospital Hospital, Mission Viejo, CA, CCN 050567
• Memorialcare Saddleback Medical Center Hospital, Laguna Hills, CA, CCN 050603
• Kindred Hospital Westminster Long-term care hospital, Westminster, CA, CCN 052035
• Trabuco Hills Post Acute Nursing home, Lake Forest, CA, CCN 555308
• Capistrano Beach Care Center Nursing home, Dana Point, CA, CCN 055585

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://fhir4.healow.com/fhir/r4/GIJIBD
• Direct secure messaging: owrang.dastmalchi.p7@direct.monarchhealthcare.nextgenshare.com

All facility ownership & control disclosures 1

Facilities whose Medicare enrollment lists this provider’s PECOS associate ID as an owner or managing party.

Owned or controlled facilities with NPI records 1

Facilities whose Medicare enrollment lists this provider as an owner, officer, director or managing party.

• Sherman Oaks Hospice Care Group Inc

  dba Graceland Hospice Care

  • Community Based Hospice Care Agency
  • Orange, CA
  • NPI 1790061828

  5% Or Greater Indirect Ownership Interest

  CMS ownership

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.

• Paloma Incare

  • Hospitalist Physician
  • San Juan Capistrano, CA
  • NPI 1013621812
  Medicare reassignment Care Compare group NPD
• Centers for Family Medicine GP

  dba Optumcare Medical Group

  • Family Medicine Physician
  • Los Alamitos, CA
  • NPI 1467598243

  Internal Medicine

  Medicare reassignment NPD
• Gapcare PC

  • Internal Medicine Physician
  • Orange, CA
  • NPI 1548010184
  Medicare reassignment NPD
• Orangewood Medical Clinic Inc

  • Internal Medicine Physician
  • Orange, CA
  • NPI 1093693053
  Medicare reassignment NPD
• Owrang Dastmalchi DO Inc

  • Specialist
  • Laguna Hills, CA
  • NPI 1134203771
  NPD Authorized official
• Monarch Healthcare, a Medical Group, Inc.

  dba Premier Physicians Medical Group

  • Specialist
  • Irvine, CA
  • NPI 1053482745
  NPD (past)

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

• Capo Beach Healthcare LLC

  dba Capistrano Beach Care Center

  • Skilled Nursing Facility
  • Capistrano Beach, CA
  • NPI 1669162590

  Nursing home

  Care Compare affiliation
• Lake Forest Post Acute LLC

  dba Trabuco Hills Post Acute

  • Skilled Nursing Facility
  • Lake Forest, CA
  • NPI 1114652617

  Nursing home

  Care Compare affiliation
• Mission Hospital Regional Medical Center

  dba Providence Mission Hospital

  • General Acute Care Hospital
  • Mission Viejo, CA
  • NPI 1912108002
  Care Compare affiliation
• Mission Hospital Regional Medical Center

  dba Mission Hospital

  • General Acute Care Hospital
  • Mission Viejo, CA
  • NPI 1992752315
  Care Compare affiliation
• Saddleback Memorial Medical Center

  • General Acute Care Hospital
  • Laguna Hills, CA
  • NPI 1275576381
  Care Compare affiliation
• Sherman Oaks Hospice Care Group Inc

  dba Graceland Hospice Care

  • Community Based Hospice Care Agency
  • Orange, CA
  • NPI 1790061828
  Care Compare affiliation
• Tengora Corporation

  dba Royal Home Health Services

  • Home Health Agency
  • Mission Viejo, CA
  • NPI 1427375534
  Care Compare affiliation
• THC - Orange County LLC

  dba Kindred Hospital - Westminster

  • Long Term Care Hospital
  • Westminster, CA
  • NPI 1528143179

  Long-term care hospital

  Care Compare affiliation

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

{
    "created_epoch": "1149811200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1750118400000",
    "number": "1922049188",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "23141 VERDUGO DR STE 201",
            "city": "LAGUNA HILLS",
            "state": "CA",
            "postal_code": "926531341",
            "telephone_number": "949-215-5055"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "23141 VERDUGO DR STE 201",
            "city": "LAGUNA HILLS",
            "state": "CA",
            "postal_code": "926531341",
            "telephone_number": "949-215-5055"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DASTMALCHI",
        "first_name": "OWRANG",
        "name_prefix": "Dr.",
        "credential": "D.O.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-09",
        "last_updated": "2025-06-17",
        "certification_date": "2025-06-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2081H0002X",
            "taxonomy_group": "",
            "desc": "Physical Medicine & Rehabilitation, Hospice and Palliative Medicine",
            "state": "CA",
            "license": "20A369",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "20A369",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Colleen Daniel, PSYD
• Peter Dao
• Lydia Daoud, O.D.
• Matt Darbandi
• Dash Business, LLC
• David B. Okun M.D. Inc. (David B. Okun M.D.)
• David C Law MD a Professional Medical Corporation
• David M Harris Dental Corporation
• David N Rios MD a Medical Corporation
• David Scot Zimmerman PC

• Internal Medicine Physician in Laguna Hills, CA
• Providers in Laguna Hills, CA by specialty
• Internal Medicine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 17, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; facility enrollments, owners and changes of ownership; Provider of Services certification data; 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.