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

Michael Haak, MD

Individual provider Orthopaedic Surgery Physician · NPI 1780799262

Michael Haak, MD is an Orthopedic Surgery in Danville, Pennsylvania. Graduated from Medical College of Wisconsin in 1984, 42 years ago. Practices with Geisinger Clinic, a 3,413-clinician group and accepts Medicare assignment. Licensed in Illinois and Pennsylvania.

Years since qualifying
42
Trained at
Medical College of Wisconsin
Licensed in
IL, PA
In the registry since
2006
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

100 N Academy Ave
Danville, PA 17822-4546
Phone: (570) 271-6541
Fax: (570) 271-5872
Show map & directions

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

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence MD448162 (PA)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence 036-080069 (IL)

Record details

NPI number1780799262
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 21, 2006
Last updated in NPPESAugust 17, 2020
Certification dateAugust 17, 2020
Mailing address100 N Academy Ave, Danville, PA 17822-4903

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolMEDICAL COLLEGE OF WISCONSIN
Graduated 1984 (42 years in practice)
Group practice Geisinger Clinic — 3413 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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