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

Individual provider Specialist · NPI 1538145560

Dr. Gregory Dean Haselhuhn, MD is an Urology in Toledo, Ohio. Graduated from University of Michigan Medical School in 1989, 37 years ago. Practices with Mercy Health Physicians North Specialty Care LLC, a 348-clinician group and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
37
Trained at
University of Michigan Medical School
Licensed in
OH
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

2000 Regency Ct Ste 200
Toledo, OH 43623-3090
Phone: (419) 725-1900
Fax: (419) 725-1905
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence 35068258 (OH)

Record details

NPI number1538145560
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 21, 2005
Last updated in NPPESJanuary 5, 2022
Certification dateJanuary 5, 2022

Medicare enrollment

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

Medicare specialtyUROLOGY
Medical schoolUNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Graduated 1989 (37 years in practice)
Group practice Mercy Health Physicians North Specialty Care Llc — 348 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

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