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

Dr. Melissa J Williams, MD

Individual provider Hematology & Oncology Physician · NPI 1205000122

Dr. Melissa J Williams, MD is a Hematology/Oncology in Sacramento, California. Graduated from University of Wisconsin School of Medicine in 2001, 25 years ago. Practices with Sutter Valley Medical Foundation, a 2,464-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California and Pennsylvania.

Years since qualifying
25
Trained at
University of Wisconsin School of Medicine
Licensed in
CA, PA
In the registry since
2008
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

2800 L St Ste 300
Sacramento, CA 95816-5616
Phone: (916) 453-3300
Fax: (916) 454-6822
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence A109254 (CA)
Hematology & Oncology Physician Taxonomy 207RH0003X · Licence MD424950 (PA)

Record details

NPI number1205000122
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 22, 2008
Last updated in NPPESJuly 29, 2015

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolUNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Graduated 2001 (25 years in practice)
Group practice Sutter Valley Medical Foundation — 2464 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

Other providers in Sacramento