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

William M Jantsch, MD

Individual provider Emergency Medicine Physician · NPI 1245382241

William M Jantsch, MD is an Emergency Medicine in Philadelphia, Pennsylvania. Graduated from University of Connecticut School of Medicine in 1978, 48 years ago. Practices with On Demand Urgent Care Group PC, a 98-clinician group, works from 5 locations and accepts Medicare assignment. Licensed in Ohio and Pennsylvania.

Years since qualifying
48
Trained at
University of Connecticut School of Medicine
Licensed in
OH, PA
In the registry since
2007
Specialties on file
2
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

2607 Rhawn St
Philadelphia, PA 19152-3038
Phone: (215) 333-0304
Fax: (215) 333-1402
Show map & directions

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

Additional practice locations (4)

  • 2966 Street Rd, Bensalem, PA 19020-2604 — (215) 638-0666
  • 2021 Chestnut St, Philadelphia, PA 19103-3373 — (267) 443-2020
  • 700 Walnut St, Philadelphia, PA 19106-3505 — (215) 503-7300
  • 2451 Grant Ave, Philadelphia, PA 19114-1031 — (215) 934-3471

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 35043814 (OH)
Emergency Medicine Physician Taxonomy 207P00000X · Licence MD441854 (PA)

Record details

NPI number1245382241
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 18, 2007
Last updated in NPPESJuly 8, 2019

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF CONNECTICUT SCHOOL OF MEDICINE
Graduated 1978 (48 years in practice)
Group practice On Demand Urgent Care Group Pc — 98 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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