Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

LALITHYA POSHAM MD
NPI 1912846874
Internal Medicine in Mchenry, IL

Active since March 26, 2026
4201 W MEDICAL CENTER DR, MCHENRY, IL 60050(815) 344-5000 Get Directions Write a Review

NPPES record last updated: June 29, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Individual
  • Female
  • Internal Medicine

About LALITHYA POSHAM

This page provides the complete NPI Profile along with additional information for Lalithya Posham, an internist established in Mchenry, Illinois with a medical specialization in Internal Medicine. The healthcare provider is registered in the NPI registry with number 1912846874 assigned on March 2026. The practitioner's primary taxonomy code is 207R00000X with license number 125.087718 (IL). The provider is registered as an individual and her NPI record was last updated June 2026.

NPI
1912846874 Verify this NPI
Provider Name
LALITHYA POSHAM MD
Gender
Female
Entity Type
Individual
Location Address
4201 W MEDICAL CENTER DR MCHENRY, IL 60050
Location Phone
(815) 344-5000
Mailing Address
4201 W MEDICAL CENTER DR MCHENRY, IL 60050
Mailing Phone
(815) 344-5000
Is Sole Proprietor?
No
Enumeration Date
03-26-2026
Last Update Date
06-29-2026
Code Navigator

An internist like Lalithya Posham is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Internal Medicine

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
License No.
125.087718
License State
IL
Taxonomy Description
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.

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Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Emergency Medicine
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Physician Assistant
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Radiology (Diagnostic Radiology)
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Physician Assistant
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Emergency Medicine
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Dietitian, Registered
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Specialist
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Occupational Therapist
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Pharmacist (Pharmacotherapy)
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Dietitian, Registered
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Pharmacist (Pharmacotherapy)
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Pharmacist (Pharmacotherapy)
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Pharmacist (Pharmacotherapy)
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Pharmacist
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Clinical Medical Laboratory
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Nurse Practitioner (Acute Care)
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Pharmacist
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
Nurse Practitioner (Family)
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1912846874, enumerated as an "individual" on March 26, 2026.

The provider is located at 4201 W MEDICAL CENTER DR MCHENRY, IL 60050 and the phone number is (815) 344-5000.

Internal Medicine with taxonomy code 207R00000X.