Usa Aroonlap, MD - Medicare Psychiatry & Neurology in Mission Viejo, CA

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Usa Aroonlap, MD is a medicare enrolled "Psychiatry & Neurology - Psychiatry" physician in Mission Viejo, California. Her current practice location is 23228 Madero, Mission Viejo, California. You can reach out to her office (for appointments etc.) via phone at (949) 454-3940.

Usa Aroonlap is licensed to practice in California (license number A109987) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1609171909.

Contact Information

Usa Aroonlap, MD
23228 Madero,
Mission Viejo, CA 92691-2706
(949) 454-3940
(949) 770-1953

Map and Direction




Physician's Profile

Full NameUsa Aroonlap
GenderFemale
SpecialityPsychiatry & Neurology - Psychiatry
Location23228 Madero, Mission Viejo, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1609171909
  • Provider Enumeration Date: 01/18/2011
  • Last Update Date: 01/20/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 8729227459
  • Enrollment ID: I20130610000485

Medical Identifiers

Medical identifiers for Usa Aroonlap such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1609171909NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0800XPsychiatry & Neurology - Psychiatry A109987 (California)Primary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Usa Aroonlap allows following entities to bill medicare on her behalf.
Entity NameCounty Of Orange
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1104963347
PECOS PAC ID: 1951215789
Enrollment ID: O20031117000447
Entity NameCounty Of Santa Clara
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1699885079
PECOS PAC ID: 1254244973
Enrollment ID: O20040113000784
Entity NameCounty Of Santa Clara
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1437269917
PECOS PAC ID: 1254244973
Enrollment ID: O20040707001260
Entity NameCity & County Of San Francisco
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1982737524
PECOS PAC ID: 1658280748
Enrollment ID: O20050309000770

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Usa Aroonlap is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Usa Aroonlap, MD
23228 Madero,
Mission Viejo, CA 92691-2706

Ph: (949) 454-3940		Usa Aroonlap, MD
23228 Madero,
Mission Viejo, CA 92691-2706

Ph: (949) 454-3940

Reviews and Comments


Psychiatry & Neurology Doctors in Mission Viejo, CA

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Sharmin Hussain Nabi, MD
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Dr. Rajai Kamel Ghosheh, M.D.
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Erin Tiffany Fletcher, MD
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Practice Location: 23228 Madero, Mission Viejo, CA 92691
Phone: 949-900-4580    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

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