Erin K. Regan, PA - C
Medical Physician Assistant · Springfield, MA
Erin K. Regan, PA - C is a medical physician assistant with a practice address in Springfield, Massachusetts, and NPI 1790796266, issued on Aug 10, 2006. Check the license (Massachusetts 2157, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Erin K. Regan
- Credential
- PA - C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 2157 MA
Self-reported in NPPES; status is on the state search - Practice location
- 759 Chestnut St, Springfield, MA 01199
- Phone
- (413) 794-3233
- Enumerated
- Aug 10, 2006
- Record last updated
- Jul 13, 2011 (not updated in 15 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 886 in Massachusetts → Look up another NPI →
Also registered at 759 Chestnut St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Erin K. Regan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 2157Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average medical physician assistant in 2024
20 Medicare Part D claims for 17 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $140.90
13 payments; by number, the most common kind was food and beverage; the largest payer was Abiomed. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Erin K. Regan among 886 medical physician assistant records in Massachusetts
Erin K. Regan, PA - C is one of 886 medical physician assistant records with a practice address in Massachusetts. 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 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 78% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2011 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
182 medical physician assistant records list a practice address in Springfield
They are 182 of the 8,553 NPPES records with a practice address in Springfield, and 886 medical physician assistant records in Massachusetts.
All 886 in Massachusetts → Every provider in Springfield → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Suzanne Arnopolin, PA-CSpringfield, MA 011991306952718
- Stephen Burgess, PA-CSpringfield, MA 011991053412106
- Heidi-Ann Courtney, PASpringfield, MA 011991750316873
- Patricia Dauley, PA-CSpringfield, MA 011991578533501
- Louis Favata, PA-CSpringfield, MA 011991518947159
- Rebecca Fisher, PA-CSpringfield, MA 011991881601516
- Bethany Foster, PA-CSpringfield, MA 011991851377964
- Annemarie Legrand, PA-CSpringfield, MA 011991215037767
Common questions
What is Erin K. Regan, PA - C's NPI number?
Erin K. Regan, PA - C's National Provider Identifier (NPI) is 1790796266, issued on Aug 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Erin K. Regan, PA - C located?
The NPPES record lists a practice address at 759 Chestnut St, Springfield, MA, 01199. Phone: (413) 794-3233. Providers update this record themselves, so call before visiting.
How can I verify Erin K. Regan, PA - C's license?
NPPES lists Massachusetts license number 2157, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Erin K. Regan, PA - C prescribe under Medicare Part D?
In 2024, Erin K. Regan, PA - C had 20 Medicare Part D claims for 17 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions 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.