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

Johnathen Diaz, MD

Individual provider Anesthesiology Physician · NPI 1790301364

Johnathen Diaz, MD is an Anesthesiology in Ann Arbor, Michigan. Qualified in 2020, 6 years ago. Practices with Gulf-To-Bay Anesthesiology Associates LLC, a 323-clinician group and accepts Medicare assignment. Licensed in Florida and Michigan.

Years since qualifying
6
Licensed in
FL, MI
In the registry since
2020
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

1500 E Medical Center Dr 1H247
Ann Arbor, MI 48109
Phone: (734) 936-4280
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence ME167144 (FL)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X · Licence 4351046251 (MI)

Record details

NPI number1790301364
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 19, 2020
Last updated in NPPESJuly 18, 2024
Certification dateJuly 18, 2024
Mailing address1500 E. Medical Center Dr, 1h247, Ann Arbor, MI 48109

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Group practice Gulf-To-Bay Anesthesiology Associates Llc — 323 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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