Michael Kellner, M.D.
Emergency Medicine Physician · Farmington, CT
Michael Kellner, M.D. is an emergency medicine physician with a practice address in Farmington, Connecticut, and NPI 1225423338, issued on Apr 6, 2015. Check the license (Connecticut 60321, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Michael Kellner
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 60321 CT
Self-reported in NPPES; status is on the state search - Practice location
- 263 Farmington Ave, Farmington, CT 06032
- Phone
- (617) 462-1524
- Enumerated
- Apr 6, 2015
- Record last updated
- Jul 2, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20180425001712); accepts Medicare assignment
- Medical or professional school
- Columbia University College Of Physicians And Surgeons, 2015
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 846 in Connecticut → Look up another NPI →
Also registered at 263 Farmington Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jill Arcari-Couture, APRNFamily Nurse Practitioner1528044062
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- Alejandro Bautista, CRNACertified Registered Nurse Anesthetist1356819239
- Nicole Bernskoetter, DOStudent in an Organized Health Care Education/Training Program1275153207
- David Bowers, MDInternal Medicine Physician1013470418
Verify Michael Kellner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 60321Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
27% fewer Medicare Part D claims than the average emergency medicine physician in 2024
164 Medicare Part D claims for 95 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 27 claims were for opioids.
Most prescribed
- Oxycodone Hcl18 claims
- Cephalexin14 claims
- Meloxicam14 claims
- Cyclobenzaprine Hcl13 claims
- Doxycycline Hyclate11 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 91.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $45.96
2 payments; by number, the most common kind was food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C. The 12,335 providers of this specialty with any payment received $953.79 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.
Bills Medicare through one group practice
- The Hospital OF Central Connecticut AT New Britain General And BradleyNew Britain, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Kellner among 846 emergency medicine physician records in Connecticut
Michael Kellner, M.D. is one of 846 emergency medicine physician records with a practice address in Connecticut. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 69% of them.
- NPI issued2015 · 69% of these records are older, 27% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2015 · median 2011 among the 574 with a school on file
- Record last updated2018 · 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
58 emergency medicine physician records list a practice address in Farmington
They are 58 of the 2,993 NPPES records with a practice address in Farmington, and 846 emergency medicine physician records in Connecticut.
All 846 in Connecticut → Every provider in Farmington → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Mark Dziedzic, M.D.Farmington, CT 060321770775124
- Joseph Kebisek, M.D.Farmington, CT 060321851824262
- Brandi Landis, M.D.Farmington, CT 060321891132254
- Christopher Sala, M.D.Farmington, CT 060321215258686
- Tricia Smith, MD, MPHFarmington, CT 060321689088320
- Kyle Wassermann, MDFarmington, CT 060321467866392
- Si Hyung Woo, M.D.Farmington, CT 060321497192413
- Sabrina Bawa, MDFarmington, CT 060301265172175
Common questions
What is Michael Kellner, M.D.'s NPI number?
Michael Kellner, M.D.'s National Provider Identifier (NPI) is 1225423338, issued on Apr 6, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Michael Kellner, M.D. located?
The NPPES record lists a practice address at 263 Farmington Ave, Farmington, CT, 06032. Phone: (617) 462-1524. Providers update this record themselves, so call before visiting.
How can I verify Michael Kellner, M.D.'s license?
NPPES lists Connecticut license number 60321, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Michael Kellner, M.D. prescribe under Medicare Part D?
In 2024, Michael Kellner, M.D. had 164 Medicare Part D claims for 95 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Michael Kellner, M.D.'s MIPS final score?
The 2023 MIPS final score is 91.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.