THOMAS B TAN MD NPI 1275528382

NPI Details

Thomas B Tan, MD is a hematology and oncology internal medicine in Lake St Louis, MO with 39 years of experience. The provider is an internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered. Thomas B Tan, MD NPI is 1275528382. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

The provider's business location address is:

400 MEDICAL PLZ STE 100
LAKE ST LOUIS, MO
ZIP 63367-493
Phone: (636) 639-8600

The NPI 1275528382 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 office or other outpatient visit, 30-39 minutes (HCPCS:99214)
• Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
• Follow-up hospital inpatient care per day, typically 25 minutes (HCPCS:99232)
• Established patient office or other outpatient visit, 40-54 minutes (HCPCS:99215)
• New patient office or other outpatient visit, 60-74 minutes (HCPCS:99205)
• Telephone medical discussion with physician, 11-20 minutes (HCPCS:99442)
• New patient office or other outpatient visit, 45-59 minutes (HCPCS:99204)
• Telephone medical discussion with physician, 21-30 minutes (HCPCS:99443)
• Initial hospital inpatient care per day, typically 70 minutes (HCPCS:99223)

The enumeration date for this NPI number is 9/14/2005 and was last updated on 3/3/2025.

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:

Other Identifiers

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