Dr Tiffany Sin, DO - Medicare Emergency Medicine in Montclair, CA

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Dr Tiffany Sin, DO is a medicare enrolled "Emergency Medicine" physician in Montclair, California. She graduated from medical school in 2018 and has 6 years of diverse experience with area of expertise as Emergency Medicine. She is a member of the group practice San Dimas Emergency Medical Associates Inc., Montclair Emergency Medical Associates, Chino Emergency Medical Associates, Inc. and her current practice location is 5000 San Bernardino St, Montclair, California. You can reach out to her office (for appointments etc.) via phone at (909) 625-5411.

Dr Tiffany Sin is licensed to practice in California (license number 20A19117) 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 1982196184.

Contact Information

Dr Tiffany Sin, DO
5000 San Bernardino St,
Montclair, CA 91763-2326
(909) 625-5411
Not Available

Map and Direction




Physician's Profile

Full NameDr Tiffany Sin
GenderFemale
SpecialityEmergency Medicine
Experience6 Years
Location5000 San Bernardino St, Montclair, 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:
  • Dr Tiffany Sin graduated from medical school in 2018
  NPI Data:
  • NPI Number: 1982196184
  • Provider Enumeration Date: 06/04/2018
  • Last Update Date: 10/27/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 1355749904
  • Enrollment ID: I20211012001313

Medical Identifiers

Medical identifiers for Dr Tiffany Sin such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1982196184NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 20A19117 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Montclair Hospital Medical CenterMontclair, CAHospital
San Dimas Community HospitalSan dimas, CAHospital
Chino Valley Medical CenterChino, CAHospital
Kaiser Foundation Hospital Fontana/ontarioFontana, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
San Dimas Emergency Medical Associates Inc.06483342359
Montclair Emergency Medical Associates80220197025
Chino Emergency Medical Associates, Inc.963833441011

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. Dr Tiffany Sin allows following entities to bill medicare on her behalf.
Entity NameMontclair Emergency Medical Associates
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1316044696
PECOS PAC ID: 8022019702
Enrollment ID: O20070123000593
Entity NameSan Dimas Emergency Medical Associates Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1720239460
PECOS PAC ID: 0648334235
Enrollment ID: O20090127000007
Entity NameChino Emergency Medical Associates, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1013282029
PECOS PAC ID: 9638334410
Enrollment ID: O20120628000341

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. Dr Tiffany Sin 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
Dr Tiffany Sin, DO
17611 Miller Dr,
Tustin, CA 92780-2650

Ph: (310) 408-8062		Dr Tiffany Sin, DO
5000 San Bernardino St,
Montclair, CA 91763-2326

Ph: (909) 625-5411

Reviews and Comments


Emergency Medicine Doctors in Montclair, CA

Akash B Gupta, M.D.
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 8891 Central Ave, Montclair, CA 91763
Phone: 909-625-4848    
Robert Joseph Allen, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 8891 Central Ave, Montclair, CA 91763
Phone: 909-625-4848    
Paul J Molinaro, M.D.
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 8891 Central Ave, Montclair, CA 91763
Phone: 909-625-4848    

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.

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