THOMAS G. MCMULLAN – NPI #1801825518
Internal Medicine

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Health Care Provider Taxonomy Code for Internal Medicine

THOMAS G. MCMULLAN is a provider located in POSTVILLE, IA. NPPES has assigned the NPI number 1801825518 to THOMAS G. MCMULLAN on July 03, 2006. It is a Type-2 NPI, indicating this NPI number is associated with an organization. With multiple taxonomy codes selected, the primary taxonomy selected by this provider is 207R00000X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine.

The NPI profile was last updated on Sep 11, 2025. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for THOMAS G. MCMULLAN below.

NPI Profile for
THOMAS G. MCMULLAN

NPI Number
1801825518
Enumeration Date

(about 20 years ago)
Entity Type
Type-2  Organization
Organization health care providers may have a single employee or thousands of employees. An example is an incorporated individual who is an organization's only employee.
Legal Name
THOMAS G. MCMULLAN
Primary location
124 WEST GREENE STREET
POSTVILLE, IA 52162
Phone: (563) 864-7221 Fax: (563) 864-7224
Mailing address
PO BOX 799
POSTVILLE, IA 52162-0799
Phone: (563) 864-7221 Fax: (563) 864-7224
Organization Subpart
No
Authorized Official
THOMAS MCMULLAN
PHYSICIAN/OWNER
Phone: (563) 864-7221
Updated
Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
207R00000X
- Internal Medicine (Primary)		 IA 24858
208D00000X
- General Practice		 IA 23234

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.