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

Dr. William A Hitzelberger Jr., DO

Individual provider Internal Medicine Physician · NPI 1659312601

Dr. William A Hitzelberger Jr., DO is a Hematology/Oncology in Alpena, Michigan. Graduated from Michigan State University College of Osteopathic Medicine in 2003, 23 years ago. Practices with Mymichigan Medical Center Alpena, a 98-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
23
Trained at
Michigan State University College of Osteopathic Medicine
Licensed in
MI
In the registry since
2006
Specialties on file
2
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

1501 W Chisholm St
Alpena, MI 49707-1401
Phone: (989) 356-7000
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 5101015715 (MI)
Hematology & Oncology Physician Taxonomy 207RH0003X · Licence 5101015715 (MI)

Record details

NPI number1659312601
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 9, 2006
Last updated in NPPESJune 9, 2010

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolMICHIGAN STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2003 (23 years in practice)
Group practice Mymichigan Medical Center Alpena — 98 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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