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

Gregory D Johnsen, MD

Individual provider Specialist · NPI 1710957105

Gregory D Johnsen, MD is a Cardiovascular Disease (Cardiology) in Tulsa, Oklahoma. Graduated from University of Oklahoma College of Medicine in 1988, 38 years ago. Practices with Ahs Oklahoma Heart LLC, a 132-clinician group and accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
38
Trained at
University of Oklahoma College of Medicine
Licensed in
OK
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

1265 S Utica Ave Ste 300
Tulsa, OK 74104-4243
Phone: (918) 592-0999
Fax: (918) 592-1021
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Interventional Cardiology Physician (primary) Taxonomy 207RI0011X · Licence 16972 (OK)
Specialist Taxonomy 174400000X · Licence 16972 (OK)

Record details

NPI number1710957105
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 26, 2006
Last updated in NPPESMarch 4, 2014
Mailing address9228 S Mingo Rd, Suite 200, Tulsa, OK 74133-5718

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolUNIVERSITY OF OKLAHOMA COLLEGE OF MEDICINE
Graduated 1988 (38 years in practice)
Group practice Ahs Oklahoma Heart Llc — 132 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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