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

Individual provider Certified Registered Nurse Anesthetist · NPI 1285870253

Calvin Brian Mah, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Harrisburg, Pennsylvania. Graduated from University of Pittsburgh School of Medicine in 2008, 18 years ago. Practices with The Milton S Hershey Medical Center Physicians Group, a 1,595-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in Missouri and Pennsylvania.

Years since qualifying
18
Trained at
University of Pittsburgh School of Medicine
Licensed in
MO, PA
In the registry since
2008
Specialties on file
2
What do these letters mean?
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.

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Practice location Address checks out

4300 Londonderry Rd
Harrisburg, PA 17109-5317
Phone: (717) 782-5118
Fax: (717) 782-5854
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 503 N 21st St, Camp Hill, PA 17011-2204 — (717) 763-2100
  • 503 N 21st St, Camp Hill, PA 17011-2204 — (717) 763-2100
  • 500 University Dr, Hershey, PA 17033 — (717) 531-6597

Specialties & licences

Certified Registered Nurse Anesthetist (primary) Taxonomy 367500000X · Licence RN570026 (PA)
Certified Registered Nurse Anesthetist Taxonomy 367500000X · Licence 149664 (MO)

Record details

NPI number1285870253
Entity typeIndividual (Type 1)
GenderMale
Credentials CRNA
Sole proprietorNo
NPI enumeratedDecember 23, 2008
Last updated in NPPESJune 22, 2026
Certification dateJune 22, 2026

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolUNIVERSITY OF PITTSBURGH SCHOOL OF MEDICINE
Graduated 2008 (18 years in practice)
Group practice The Milton S Hershey Medical Center Physicians Group — 1595 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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