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

William S. Haaz, MD

Individual provider Cardiovascular Disease Physician · NPI 1366445322

William S. Haaz, MD is a Cardiovascular Disease (Cardiology) in Jenkintown, Pennsylvania. Graduated from Temple University School of Medicine in 1975, 51 years ago. Practices with Aria Health Physician Services, a 480-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
51
Trained at
Temple University School of Medicine
Licensed in
PA
In the registry since
2005
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

261 Old York Rd Ste 214
Jenkintown, PA 19046-3706
Phone: (215) 885-4700
Fax: (215) 885-6861
Show map & directions

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

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence MD018061E (PA)

Record details

NPI number1366445322
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 24, 2005
Last updated in NPPESJune 16, 2015
Mailing address261 Old York Rd, Ste 724, Jenkintown, PA 19046-3706

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesINTERNAL MEDICINE
Medical schoolTEMPLE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1975 (51 years in practice)
Group practice Aria Health Physician Services — 480 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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