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

William Haberstroh, DO

Individual provider Gastroenterology Physician · NPI 1346773462

William Haberstroh, DO is a Gastroenterology in Bryn Mawr, Pennsylvania. Graduated from Philadelphia College of Osteopathic Medicine in 2017, 9 years ago. Practices with Bryn Mawr Medical Specialists Association, a 135-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
9
Trained at
Philadelphia College of Osteopathic Medicine
Licensed in
PA
In the registry since
2017
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

825 Old Lancaster Rd Ste 340
Bryn Mawr, PA 19010-3235
Phone: (610) 527-9570
Fax: (610) 527-8805
Show map & directions

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

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence OS022869 (PA)

Record details

NPI number1346773462
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedApril 5, 2017
Last updated in NPPESAugust 12, 2025
Certification dateAugust 12, 2025
Mailing address825 Old Lancaster Rd Ste 320, Bryn Mawr, PA 19010-3235

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolPHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2017 (9 years in practice)
Group practice Bryn Mawr Medical Specialists Association — 135 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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