Gilbert Chen, MD - Medicare Internal Medicine in Colton, CA

Gilbert Chen, MD is a medicare enrolled "Internal Medicine" physician in Colton, California. His current practice location is 400 N Pepper Ave, Colton, California. You can reach out to his office (for appointments etc.) via phone at (909) 580-6343.

Gilbert Chen is licensed to practice in California (license number PTL390) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1013479120.

Contact Information

Gilbert Chen, MD
400 N Pepper Ave,
Colton, CA 92324-1801
(909) 580-6343
Not Available

Map and Direction




Physician's Profile

Full NameGilbert Chen
GenderMale
SpecialityInternal Medicine
Location400 N Pepper Ave, Colton, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1013479120
  • Provider Enumeration Date: 04/05/2019
  • Last Update Date: 06/01/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 4587049481
  • Enrollment ID: I20220913002773

Medical Identifiers

Medical identifiers for Gilbert Chen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1013479120NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine PTL390 (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. Gilbert Chen allows following entities to bill medicare on his behalf.
Entity NameQuantum Healthcare Medical Associates Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1568490597
PECOS PAC ID: 5294647574
Enrollment ID: O20040924000422
Entity NameInpatient Specialists Of California Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1952792475
PECOS PAC ID: 3476864448
Enrollment ID: O20150617000915
Entity NameClinic Services Of California Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1578958450
PECOS PAC ID: 7810209715
Enrollment ID: O20150707001394

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. Gilbert Chen 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
Gilbert Chen, MD
400 N Pepper Ave,
Colton, CA 92324-1801

Ph: (909) 580-6343
Gilbert Chen, MD
400 N Pepper Ave,
Colton, CA 92324-1801

Ph: (909) 580-6343

Reviews and Comments


Internal Medicine Doctors in Colton, CA

Dr. Curtis Daniel Converse, D.O.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 400 N Pepper Ave, Colton, CA 92324
Phone: 909-580-1000    
Dr. Roy Chi Wing Lung, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 400 N Pepper Ave, Colton, CA 92324
Phone: 909-580-1000    
Neeka Shayan,
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 400 N Pepper Ave Ste 204, Colton, CA 92324
Phone: 909-580-6266    
Dr. Molood Hadi, DO
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 400 N Pepper Ave, Colton, CA 92324
Phone: 909-580-1000    
Dr. Sunil Kumar Nowrangi, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 400 N Pepper Ave, Colton, CA 92324
Phone: 909-580-6275    Fax: 909-580-6275
Joji James, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 400 N Pepper Ave, Colton, CA 92324
Phone: 909-835-7496    

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).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.