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

Michael R Hahn II, MD

Individual provider Specialist · NPI 1891784237

Michael R Hahn II, MD is a Neurosurgery in Oklahoma City, Oklahoma. Graduated from University of Oklahoma College of Medicine in 1992, 34 years ago. Practices with Saints Medical Group, LLC, a 431-clinician group and accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
34
Trained at
University of Oklahoma College of Medicine
Licensed in
OK
In the registry since
2005
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

800 NW 9th St Ste 201
Oklahoma City, OK 73106-7253
Phone: (405) 979-7875
Fax: (405) 979-7880
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurological Surgery Physician (primary) Taxonomy 207T00000X · Licence 18431 (OK)
Specialist Taxonomy 174400000X · Licence 18431 (OK)

Record details

NPI number1891784237
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 18, 2005
Last updated in NPPESMarch 13, 2023
Certification dateMarch 13, 2023
Mailing address800 Nw 9th St Ste 201, Oklahoma City, OK 73106-7253

Medicare enrollment

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

Medicare specialtyNEUROSURGERY
Medical schoolUNIVERSITY OF OKLAHOMA COLLEGE OF MEDICINE
Graduated 1992 (34 years in practice)
Group practice Saints Medical Group, Llc — 431 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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