DR. ALVIN CHANG M.D. NPI 1396857181

NPI Information

  • NPI: 1396857181
  • Provider Name: DR. ALVIN CHANG, M.D.
  • Classification: Internal Medicine - 207RG0300X
  • Specialization: Geriatric Medicine
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 1101 BRYAN AVE
    SUITE E
    TUSTIN, CA
    ZIP 92780
  • Phone: (714) 352-5800

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NPI Details

DR. Alvin Chang, M.D. is a geriatric medicine internal medicine in Tustin, CA with 31 years of experience. The provider is an internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes and the hospital. DR. Alvin Chang, M.D. NPI is 1396857181. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: UNIVERSITY OF CALIFORNIA, GEFFEN SCHOOL OF MEDICINE
Graduation Year:1994

The provider's business location address is:

1101 BRYAN AVE
SUITE E
TUSTIN, CA
ZIP 92780-401
Phone: (714) 352-5800
Fax: (714) 352-5801

The NPI 1396857181 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.

  • Established patient custodial care facility, group care, or assisted living visit, typically 25 minutes (HCPCS:99335)
  • Follow-up nursing facility visit per day, typically 15 minutes (HCPCS:99308)
  • Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
  • Established patient custodial care facility, group care, or assisted living visit, typically 40 minutes (HCPCS:99336)
  • Annual depression screening, 15 minutes (HCPCS:G0444)
  • Initial nursing facility visit per day, typically 45 minutes (HCPCS:99306)
  • Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS:G0439)
  • Follow-up hospital inpatient care per day, typically 25 minutes (HCPCS:99232)
  • New patient office or other outpatient visit, 45-59 minutes (HCPCS:99204)
  • Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and (HCPCS:G0180)
  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
  • Injection of drug or substance under skin or into muscle (HCPCS:96372)
  • Follow-up nursing facility visit per day, typically 25 minutes (HCPCS:99309)
  • Telephone medical discussion with physician, 11-20 minutes (HCPCS:99442)
  • Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow (HCPCS:G0181)
  • Injection, denosumab, 1 mg (HCPCS:J0897)
  • Nursing facility annual assessment, typically 30 minutes (HCPCS:99318)
  • New patient custodial care facility, group care, or assisted living visit, typically 45 minutes (HCPCS:99326)
  • Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit (HCPCS:G0438)
  • Established patient custodial care facility, group care, or assisted living visit, typically 25 minutes (HCPCS:99335)
  • Insertion of needle into vein for collection of blood sample (HCPCS:36415)

The enumeration date for this NPI number is 8/31/2006 and was last updated on 9/19/2016.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1207RG0300XInternal MedicineGeriatric MedicineA55330CALIFORNIAYes

Other Identifiers

The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.

No. Other Provider Identifier Other Provider Identifier Type Other Provider Identifier State Other Provider Identifier Issuer
1P01210503MEDICARE PINCALIFORNIA
2DT9847OTHERCALIFORNIAOCSC GROUP PTAN
300A553300MEDICAIDCALIFORNIA
41699040170OTHERCALIFORNIAOCSC GROUP NPI
5W18492OTHERMEDICARE GRP NUMBER
6G84968MEDICARE UPIN

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 3/30/2025

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