Michael J. Hernon
Colon & Rectal Surgery Physician · Hartford, CT
Michael J. Hernon is a colon & rectal surgery physician with a practice address in Hartford, Connecticut, and NPI 1700171659, issued on Jun 17, 2011. Check the license (Connecticut 55868, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Michael J. Hernon
- Primary taxonomy
- Colon & Rectal Surgery Physician 208C00000X
- License number
- 55868 CT
Self-reported in NPPES; status is on the state search - Practice location
- 80 Seymour St, Hartford, CT 06102
- Phone
- (860) 545-5000
- Enumerated
- Jun 17, 2011
- Record last updated
- Jul 21, 2022
- Medicare enrollment
- Enrolled (PECOS I20171101002659); accepts Medicare assignment
- Medical or professional school
- University Of Massachusetts Medical School, 2011
- Entity
- Type 1 · individual
8 nearest colon & rectal surgery physician records → All 54 in Connecticut → Look up another NPI →
Also registered at 80 Seymour St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Gazang Abdulla, PA-CPhysician Assistant1396566956
- Evelyn Abernathy, M.D.Anatomic Pathology & Clinical Pathology Physician1982680195
- Rimanatou Adamou-DodoFamily Nurse Practitioner1588532980
- Hassana Addai-Boateng, MDInternal Medicine Physician1477226777
- Santosh Adhikari, MDHospitalist Physician1487331450
- Matthew AgsaludStudent in an Organized Health Care Education/Training Program1053025676
Verify Michael J. Hernon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 55868Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
61% fewer Medicare Part D claims than the average colon & rectal surgery physician in 2024
75 Medicare Part D claims for 47 beneficiaries, against an average of 192 among the 1,836 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Hydrocortisone23 claims
- Metronidazole21 claims
- Neomycin Sulfate20 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): 84.5 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: $51.17
1 payment: food and beverage; the largest payer was Dentsply IH AB. The 1,524 providers of this specialty with any payment received $3,468.16 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
- Hartford Healthcare Medical Group Specialists PLLCHartford, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael J. Hernon among 54 colon & rectal surgery physician records in Connecticut
Michael J. Hernon is one of 54 colon & rectal surgery physician records with a practice address in Connecticut. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 80% of them.
- NPI issued2011 · 80% of these records are older, 13% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 80% of these records are
- Graduated2011 · median 2004 among the 43 with a school on file
- Record last updated2022 · 69% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208C00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Colon & Rectal Surgery Physician providers in Connecticut
There are 54 colon & rectal surgery physician records in Connecticut.
All 54 in Connecticut → Every provider in Hartford → Colon & Rectal Surgery Physician nationwide →
The 8 colon & rectal surgery physician records with the nearest ZIP codes
- Kayla Bassett, MDHartford, CT 061061316443120
- Jeffrey Cohen, MDHartford, CT 061061245230200
- Kristina Johnson, MDHartford, CT 061061467445668
- William Sardella, MDHartford, CT 061061437144763
- Kristy Thurston, M.D.Hartford, CT 061061396915153
- Paul Vignati, MDHartford, CT 061061730174350
- Steven Brown, M.D.Plainville, CT 060621871555771
- Christine Bartus, MDNew Britain, CT 060521437143617
Common questions
What is Michael J. Hernon's NPI number?
Michael J. Hernon's National Provider Identifier (NPI) is 1700171659, issued on Jun 17, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Michael J. Hernon located?
The NPPES record lists a practice address at 80 Seymour St, Hartford, CT, 06102. Phone: (860) 545-5000. Providers update this record themselves, so call before visiting.
How can I verify Michael J. Hernon's license?
NPPES lists Connecticut license number 55868, 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 J. Hernon prescribe under Medicare Part D?
In 2024, Michael J. Hernon had 75 Medicare Part D claims for 47 beneficiaries; the average among colon & rectal surgery physician prescribers was 192. Part D covers Medicare prescriptions only.
What is Michael J. Hernon's MIPS final score?
The 2023 MIPS final score is 84.5 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.