MELISSA N WEIS M.D. NPI 1821242462

NPI Information

  • NPI: 1821242462
  • Provider Name: MELISSA N WEIS, M.D.
  • Classification: Internal Medicine - 207RP1001X
  • Specialization: Pulmonary Disease
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 12700 SOUTHFORK RD
    SAINT LOUIS, MO
    ZIP 63128
  • Phone: (314) 892-6565

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NPI Details

Melissa N Weis, M.D. is a pulmonary disease internal medicine in Saint Louis, MO with 18 years of experience. The provider is an internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs. Melissa N Weis, M.D. NPI is 1821242462. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a female.

The provider's business location address is:

12700 SOUTHFORK RD
SAINT LOUIS, MO
ZIP 63128-201
Phone: (314) 892-6565
Fax: (314) 892-4828

The NPI 1821242462 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.

  • Follow-up hospital inpatient care per day, typically 35 minutes (HCPCS:99233)
  • Follow-up hospital inpatient care per day, typically 25 minutes (HCPCS:99232)

The enumeration date for this NPI number is 11/10/2008 and was last updated on 3/14/2017.

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:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1207R00000XInternal Medicine35.096141OHIONo
2207RC0200XInternal MedicineCritical Care Medicine2011028712MISSOURINo
3207RP1001XInternal MedicinePulmonary Disease2011028712MISSOURIYes

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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