Thien T Nguyen, OD - Medicare Optometrist in Montebello, CA

Thien T Nguyen, OD is a medicare enrolled "Optometrist" provider in Montebello, California. She graduated from medical school in 2005 and has 19 years of diverse experience with area of expertise as Optometry. She is a member of the group practice De La Pena Eye Clinic, A Medical Group, Inc and her current practice location is 2446 W Whittier Blvd, Montebello, California. You can reach out to her office (for appointments etc.) via phone at (323) 728-5500.

Thien T Nguyen is licensed to practice in California (license number OPT 13098) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1568471373.

Contact Information

Thien T Nguyen, OD
2446 W Whittier Blvd,
Montebello, CA 90640-3041
(323) 728-5500
(323) 728-4408

Map and Direction




Healthcare Provider's Profile

Full NameThien T Nguyen
GenderFemale
SpecialityOptometry
Experience19 Years
Location2446 W Whittier Blvd, Montebello, California
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Thien T Nguyen graduated from medical school in 2005
  NPI Data:
  • NPI Number: 1568471373
  • Provider Enumeration Date: 08/08/2006
  • Last Update Date: 02/10/2009
  Medicare PECOS Information:
  • PECOS PAC ID: 1557369725
  • Enrollment ID: I20061122000236

Medical Identifiers

Medical identifiers for Thien T Nguyen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1568471373NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
152W00000XOptometrist OPT 13098 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
De La Pena Eye Clinic, A Medical Group, Inc296130011621

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. Thien T Nguyen allows following entities to bill medicare on her behalf.
Provider NameDe La Pena Eye Clinic, A Medical Group, Inc
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1306850250
PECOS PAC ID: 2961300116
Enrollment ID: O20031223000882
Provider NameSanta Ana Optometry, Inc
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1487977096
PECOS PAC ID: 3971763046
Enrollment ID: O20120327000727

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. Thien T Nguyen 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
Thien T Nguyen, OD
2446 W Whittier Blvd,
Montebello, CA 90640-3041

Ph: (323) 728-5500
Thien T Nguyen, OD
2446 W Whittier Blvd,
Montebello, CA 90640-3041

Ph: (323) 728-5500

Reviews and Comments


Optometrist in Montebello, CA

Jennifer Sodanet Castillo, OD
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Phone: 310-546-5568    
Minette Tsang, OD
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Medicare: Not Enrolled in Medicare
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De La Pena Eye Clinic, A Medical Group, Inc.
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Medicare: Medicare Enrolled
Practice Location: 2446 W Whittier Blvd, Montebello, CA 90640
Phone: 323-728-5500    Fax: 323-728-4408
Dr. Hanh Hong Tran, O.D.
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Practice Location: 1401 N Montebello Blvd, Montebello, CA 90640
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Makkasen Em, OD
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Phone: 323-728-7149    
Dr. Paul Chen, O.D.
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Practice Location: 1731 Montebello Town Ctr, Montebello, CA 90640
Phone: 323-838-6141    
Emily Lin, OD
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Medicare: Not Enrolled in Medicare
Practice Location: 2156 Montebello Town Ctr, Montebello, CA 90640
Phone: 323-720-1600    

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.