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

Justin Nicholas Hamman, MD

Individual provider Anesthesiology Physician · NPI 1245859818

Justin Nicholas Hamman, MD is an Anesthesiology in Sacramento, California. Qualified in 2020, 6 years ago. Practices with Regents of the Univ of Ca, a 1,578-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
6
Licensed in
CA
In the registry since
2020
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

4150 V Street Pssb 1200
Sacramento, CA 95817
Phone: (916) 734-5028
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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 A183010 (CA)

Record details

NPI number1245859818
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 13, 2020
Last updated in NPPESJuly 28, 2025
Certification dateJuly 28, 2025

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 Regents Of The Univ Of Ca — 1578 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

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