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

Dr. Peter Joseph Boxley, MD

Individual provider Hospitalist Physician · NPI 1972243566

Dr. Peter Joseph Boxley, MD is a Hospitalist in San Francisco, California. Graduated from University of Colorado School of Medicine, Denver in 2022, 4 years ago. Practices with Northwestern Medical Faculty Foundation, a 4,394-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in California and Illinois.

Years since qualifying
4
Trained at
University of Colorado School of Medicine, Denver
Licensed in
CA, IL
In the registry since
2022
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

521 Parnassus Ave
San Francisco, CA 94143-2206
Phone: (415) 476-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 1740 W Taylor St, Chicago, IL 60612-7232 — (866) 600-2273
  • 820 S Wood St Ste 100, Chicago, IL 60612-4325 — (312) 996-2933
  • 1000 N Westmoreland Rd # Level1, Lake Forest, IL 60045-1658 — (847) 234-5600

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 036171940 (IL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 036171940 (IL)
Internal Medicine Physician Taxonomy 207R00000X · Licence A208839 (CA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X (IL)

Record details

NPI number1972243566
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 31, 2022
Last updated in NPPESJune 17, 2026
Certification dateJune 17, 2026
Mailing address820 S Wood St Ste 100, Chicago, IL 60612-4325

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Medical schoolUNIVERSITY OF COLORADO SCHOOL OF MEDICINE, DENVER
Graduated 2022 (4 years in practice)
Group practice Northwestern Medical Faculty Foundation — 4394 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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