Charles Omondi Otieno, M.D.

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

A85874 Issued in CA

Practice address

960 E Green St. Thatcher Medical Center
Suite L10
Pasadena, CA 91106

Phone

(626) 486-2674

Fax

(626) 486-2674

NPI assigned

May 8, 2006

Sex

Male

Sole proprietor

Yes

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

Emergency Medicine

Education

Other, 1995

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Em Alliance California ApcGroup PAC ID 1951749894, 68 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Palmdale Regional Medical Center Hospital, Palmdale, CA, CCN 050204

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Em Alliance California, Apc

  • Emergency Medicine Physician
  • Murrieta, CA
  • NPI 1376305755
  Medicare reassignment Care Compare group NPD
• Los Robles Emergency Physicians Medical Group

  • Emergency Medicine Physician
  • Thousand Oaks, CA
  • NPI 1417983552
  Medicare reassignment NPD
• Michael S. Agron, M.D., Inc.

  • Emergency Medicine Physician
  • Arcadia, CA
  • NPI 1699716100
  Medicare reassignment NPD
• Valley Presbyterian Emergency Medical Associates

  • Emergency Medicine Physician
  • Van Nuys, CA
  • NPI 1033133103
  Medicare reassignment NPD
• Burbank Emergency Medical Group Inc

  • Emergency Medicine Physician
  • Burbank, CA
  • NPI 1689636730
  NPD (past)

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

• Lancaster Hospital Corporation

  dba Palmdale Regional Medical Center

  • General Acute Care Hospital
  • Palmdale, CA
  • NPI 1508856535
  Care Compare affiliation

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

{
    "created_epoch": "1147046400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773705600000",
    "number": "1326097338",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2034 LOS AMIGOS ST",
            "city": "LA CANADA",
            "state": "CA",
            "postal_code": "910111346",
            "telephone_number": "323-459-7089"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "960 E GREEN ST. THATCHER MEDICAL CENTER",
            "address_2": "SUITE L10",
            "city": "PASADENA",
            "state": "CA",
            "postal_code": "91106",
            "telephone_number": "626-486-2674",
            "fax_number": "626-486-2674"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OTIENO",
        "first_name": "CHARLES",
        "middle_name": "OMONDI",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-05-08",
        "last_updated": "2026-03-17",
        "certification_date": "2026-03-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "CA",
            "license": "A85874",
            "primary": true
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "NM",
            "license": "MD2006-0790",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Sarah Ostroff
• Jasmin Elizabeth Osurto Urbina
• Juan Otenney, LPT
• Kahla Oteo
• Jackson J Otero
• Otoole Surgical Group
• Maxa Ott
• Bettina Ottenstein, LMFT
• Janet Louise Ottersberg, OTR
• Anahid Oungoulian

• Emergency Medicine Physician in Pasadena, CA
• Providers in Pasadena, CA by specialty
• Emergency Medicine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 17, 2026; 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.