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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: August 23, 2026.

About Lalithya Posham Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LALITHYA POSHAM MD (NPI 1912846874) is an individual internal medicine provider in Mchenry, Illinois, licensed in Illinois (125.087718) and active in the NPI registry since March 2026.

NPPES Registry Identity

NPI1912846874
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameLALITHYA POSHAMCredential: MD
Location Address4201 W MEDICAL CENTER DRMchenry, IL 60050-8409
Mailing Address4201 W Medical Center DrMchenry, IL 60050-8409 · (815) 344-5000
Phone(815) 344-5000
Sole ProprietorNo
Enumeration DateMarch 26, 2026
Last NPPES UpdateJune 29, 2026
NPPES CertifiedJune 29, 2026
✔ NPI 1912846874 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in IL · 125.087718
Definition
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.
4201 W MEDICAL CENTER DR, Mchenry, IL 60050
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

AIGIN HEYDARI MD
Student in an Organized Health Care Education/Training Program
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 344-5000
DR. KEILLA AMORIM SCHMIDT M.D.
Surgery (Surgical Critical Care)
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 759-4530
CENTEGRA CLINICAL LABORATORIES, LLC
Clinical Medical Laboratory
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 759-4800
DR. CORY EDWARD MELLON MD
Hospitalist
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 759-4323
SAAD AHMAD WARAICH M.D
Internal Medicine
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 344-5000
SNEHA KUMAR
Internal Medicine
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 344-5000
DR. SHAWN MARTEN FALITZ M.D.
Anesthesiology
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 344-5000
ADRIENNE B MEJIA MD MPH
Anesthesiology
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 344-5000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Lalithya Posham's NPI number?

The NPI number for Lalithya Posham is 1912846874. It was assigned to this individual provider in the NPPES registry on March 26, 2026.

Where is Lalithya Posham located?

Lalithya Posham practices at 4201 W Medical Center Dr, Mchenry, IL 60050. The listed phone number is (815) 344-5000.

What is Lalithya Posham's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Lalithya Posham was last updated on June 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 60 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.