John Fialkovich, MD
Emergency Medicine Physician · Westfield, MA
John Fialkovich, MD is an emergency medicine physician with a practice address in Westfield, Massachusetts, and NPI 1982921466, issued on Apr 23, 2010. Check the license (Massachusetts 285630, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- John Fialkovich
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 285630 MA
270153-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 115 W Silver St, Westfield, MA 01085
- Phone
- (413) 568-2811
- Enumerated
- Apr 23, 2010
- Record last updated
- Dec 15, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20201130002751); accepts Medicare assignment
- Medical or professional school
- University Of Vermont College Of Medicine, 2010
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,829 in Massachusetts → Look up another NPI →
Also registered at 115 W Silver St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Edward Ballis, M.D.Psychiatry Physician1588753743
- Lisa Cannon, RD, LDNRegistered Dietitian1629249255
- Juanita Carnes, NPNurse Practitioner1275575342
Verify John Fialkovich in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 285630Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
47% fewer Medicare Part D claims than the average emergency medicine physician in 2024
119 Medicare Part D claims for 92 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Cephalexin16 claims
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.
Bills Medicare through one group practice
- Baystate Medical Practices IncWestfield, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Fialkovich among 1,829 emergency medicine physician records in Massachusetts
John Fialkovich, MD is one of 1,829 emergency medicine physician records with a practice address in Massachusetts. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 56% of them.
- NPI issued2010 · 56% of these records are older, 41% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2010 · median 2011 among the 1,200 with a school on file
- Record last updated2020 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
16 emergency medicine physician records list a practice address in Westfield
They are 16 of the 910 NPPES records with a practice address in Westfield, and 1,829 emergency medicine physician records in Massachusetts.
All 1,829 in Massachusetts → Every provider in Westfield → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Danielle Aston, DOWestfield, MA 010851558983940
- Matthew Gray, MDWestfield, MA 010851003346776
- Chelsea Green, DOWestfield, MA 010851194257006
- David Hansen, D.O.Westfield, MA 010851235578642
- Brendon Kinsley, MDWestfield, MA 010851154943553
- Sarah Kleinschmidt, MDWestfield, MA 010851144751280
- Nicolas Monte, M.D.West Springfield, MA 010851366806424
- Stuart Rose, MDWestfield, MA 010851306888201
Common questions
What is John Fialkovich, MD's NPI number?
John Fialkovich, MD's National Provider Identifier (NPI) is 1982921466, issued on Apr 23, 2010. An NPI identifies a provider in billing; it is not a license.
Where is John Fialkovich, MD located?
The NPPES record lists a practice address at 115 W Silver St, Westfield, MA, 01085. Phone: (413) 568-2811. Providers update this record themselves, so call before visiting.
How can I verify John Fialkovich, MD's license?
NPPES lists Massachusetts license number 285630, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does John Fialkovich, MD prescribe under Medicare Part D?
In 2024, John Fialkovich, MD had 119 Medicare Part D claims for 92 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.