Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Janice E Manjuck, MD

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1386655389

Janice E Manjuck, MD is an Internal Medicine in Lafayette, California. Graduated from University of Florida College of Medicine in 1990, 36 years ago. Practices with Inpatient Specialists of California PC, a 364-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
36
Trained at
University of Florida College of Medicine
Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

3687 Mt Diablo Blvd
Lafayette, CA 94549-3717
Phone: (925) 962-6602
Fax: (925) 299-6849
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence G72767 (CA)

Record details

NPI number1386655389
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 11, 2006
Last updated in NPPESDecember 2, 2011
Mailing address3687 Mt Diablo Blvd, Lafayette, CA 94549-3717

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Also practisesCRITICAL CARE (INTENSIVISTS)
Medical schoolUNIVERSITY OF FLORIDA COLLEGE OF MEDICINE
Graduated 1990 (36 years in practice)
Group practice Inpatient Specialists Of California Pc — 364 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare