Thomas Chang Tan, MD - Medicare Emergency Medicine in Houston, TX

Thomas Chang Tan, MD is a medicare enrolled "Emergency Medicine" physician in Houston, Texas. His current practice location is 1515 Holcombe Blvd, Houston, Texas. You can reach out to his office (for appointments etc.) via phone at (713) 792-6161.

Thomas Chang Tan is licensed to practice in Texas (license number N4780) 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 1417189184.

Contact Information

Thomas Chang Tan, MD
1515 Holcombe Blvd,
Houston, TX 77030-4000
(713) 792-6161
Not Available

Map and Direction




Physician's Profile

Full NameThomas Chang Tan
GenderMale
SpecialityEmergency Medicine
Location1515 Holcombe Blvd, Houston, Texas
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1417189184
  • Provider Enumeration Date: 08/14/2009
  • Last Update Date: 12/02/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 3476746561
  • Enrollment ID: I20101021000522

Medical Identifiers

Medical identifiers for Thomas Chang Tan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1417189184NPI-NPPES
P00879696OtherRAILROAD THRU HEB
215546701MedicaidTX

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 254392 (New York)Secondary
207P00000XEmergency Medicine N4780 (Texas)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. Thomas Chang Tan allows following entities to bill medicare on his behalf.
Entity NameIntegrative Emergency Services Physician Group-houston Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1801458708
PECOS PAC ID: 7113258500
Enrollment ID: O20191016002208

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. Thomas Chang Tan 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
Thomas Chang Tan, MD
Po Box 4439,
Houston, TX 77210-4439

Ph: (713) 792-2991
Thomas Chang Tan, MD
1515 Holcombe Blvd,
Houston, TX 77030-4000

Ph: (713) 792-6161

Reviews and Comments


Emergency Medicine Doctors in Houston, TX

Dr. Taketo Baba, M.D.
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Phone: 832-824-1000    
Aisha C Haynie, MD, MPA
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Hashim Zaidi, M.D.
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Phone: 713-500-7878    
Lesley Anne Osborn, MD
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Practice Location: 6431 Fannin St, Suite Jjl 431, Houston, TX 77030
Phone: 713-500-7878    Fax: 713-500-0758
Dr. Miguel A Nieto, D.O.
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Practice Location: 1504 Taub Loop, Emergency Center, Houston, TX 77030
Phone: 713-873-7045    
Dr. Louis Bruno Fornage, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 1504 Taub Loop, Houston, TX 77030
Phone: 713-873-3060    Fax: 713-873-2325
Thomas Alan Gerbus, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 6431 Fannin St Ste Jjl 431, Houston, TX 77030
Phone: 713-500-7878    Fax: 713-500-0758

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.