Calvin Brian Mah, CRNA
Certified Registered Nurse Anesthetist · Harrisburg, PA
Calvin Brian Mah, CRNA is a certified registered nurse anesthetist with a practice address in Harrisburg, Pennsylvania, and NPI 1285870253, issued on Dec 23, 2008. Check the license (Pennsylvania RN570026, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Calvin Brian Mah
- Credential
- CRNA
- Primary taxonomy
- Certified Registered Nurse Anesthetist 367500000X
- License numbers
- RN570026 PA
149664 MO
Self-reported in NPPES; status is on the state search - Practice location
- 4300 Londonderry RD, Harrisburg, PA 17109
- Phone
- (717) 782-5118
- Enumerated
- Dec 23, 2008
- Record last updated
- Jun 22, 2026
- Fax
- (717) 782-5854
- Medicaid ID
- 1022567420004 PA
- Medicare enrollment
- Enrolled (PECOS I20141208001132); accepts Medicare assignment
- Medical or professional school
- University Of Pittsburgh School Of Medicine, 2008
- Entity
- Type 1 · individual
8 nearest certified registered nurse anesthetist records → All 4,822 in Pennsylvania → Look up another NPI →
Also registered at 4300 Londonderry RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Fabian Alcaraz-Angulo, MDInternal Medicine Physician1144696576
- Anne Valerie Allen, MDInternal Medicine Physician1558778993
- Eli Allen, DOFamily Medicine Physician1164083192
- Alia Alsaidy, DOInternal Medicine Physician1033475405
Verify Calvin Brian Mah in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license RN570026Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 2 group practices
- Hershey Anesthesia LLCHershey, PA
- The Milton S Hershey Medical Center Physicians GroupHershey, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Calvin Brian Mah among 4,822 certified registered nurse anesthetist records in Pennsylvania
Calvin Brian Mah, CRNA is one of 4,822 certified registered nurse anesthetist records with a practice address in Pennsylvania. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 46% of them.
- NPI issued2008 · 46% of these records are older, 51% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2008 · median 2012 among the 3,576 with a school on file
- Record last updated2026 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
73 certified registered nurse anesthetist records list a practice address in Harrisburg
They are 73 of the 3,963 NPPES records with a practice address in Harrisburg, and 4,822 certified registered nurse anesthetist records in Pennsylvania.
All 4,822 in Pennsylvania → Every provider in Harrisburg → Certified Registered Nurse Anesthetist nationwide →
The 8 certified registered nurse anesthetist records with the nearest ZIP codes
- Slim Aouadhi, CRNAHarrisburg, PA 171091285161182
- Diana Berkstresser, CRNAHarrisburg, PA 171091598705741
- Carolyn Holencik, CRNAHarrisburg, PA 171091528067634
- Stephanie Kreider, CRNAHarrisburg, PA 171091508538596
- Sarah Langello, CRNAHarrisburg, PA 171091720300957
- Joanne Nguyen, CRNAHarrisburg, PA 171091467982793
- Catherine Ortenzio, CRNAHarrisburg, PA 171091396302568
- Lindsey Pitcavage, CRNAHarrisburg, PA 171091467978478
Common questions
What is Calvin Brian Mah, CRNA's NPI number?
Calvin Brian Mah, CRNA's National Provider Identifier (NPI) is 1285870253, issued on Dec 23, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Calvin Brian Mah, CRNA located?
The NPPES record lists a practice address at 4300 Londonderry RD, Harrisburg, PA, 17109. Phone: (717) 782-5118. Providers update this record themselves, so call before visiting.
How can I verify Calvin Brian Mah, CRNA's license?
NPPES lists Pennsylvania license number RN570026, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.