NPPES file of Aug 9, 2026

Joseph Aferzon, M.D.

Surgery Physician · Portland, CT

Joseph Aferzon, M.D. is a surgery physician with a practice address in Portland, Connecticut, and NPI 1316960594, issued on Jul 26, 2006. Check the license (Connecticut 035092, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1316960594
Name
Joseph Aferzon
Credential
M.D.
Primary taxonomy
Surgery Physician 208600000X
License number
035092 CT
Self-reported in NPPES; status is on the state search
Practice location
595 Main St, Portland, CT 06480
Phone
(860) 832-4664
Enumerated
Jul 26, 2006
Record last updated
Nov 4, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(860) 832-4665
Medicaid ID
001350925 CT
Medicare enrollment
Enrolled (PECOS I20050920000899); accepts Medicare assignment
Medical or professional school
State University Of New York At Buffalo School Of Medicine, 1989
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 595 Main St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Janet Colonghi, PTPhysical Therapist1508135856
  2. Linda Hassett, OTR/LPhysical Rehabilitation Occupational Therapist1609113471

Verify Joseph Aferzon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 035092
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Connecticut license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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56% fewer Medicare Part D claims than the average surgery physician in 2024

65 Medicare Part D claims, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. 21 claims were for opioids.

  1. Joseph Aferzon65
  2. Specialty average147

Most prescribed

  1. Gabapentin23 claims
  2. Tramadol Hcl16 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.

Industry payments in 2024: $57,481.70

22 payments; by number, the most common kind was royalty or license; the largest payer was Alphatec Spine, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joseph Aferzon$57,482
  2. Specialty average$3,514

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Joseph Aferzon among 360 surgery physician records in Connecticut

Joseph Aferzon, M.D. is one of 360 surgery physician records with a practice address in Connecticut. 73% 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 9% of them.

  • NPI issued2006 · 9% of these records are older, 49% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated1989 · median 2002 among the 219 with a school on file
  • Record last updated2015 · 68% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1 surgery physician record lists a practice address in Portland

They are 1 of the 83 NPPES records with a practice address in Portland, and 360 surgery physician records in Connecticut.

The 8 surgery physician records with the nearest ZIP codes

  1. Abraham Fridman, D.O.Shelton, CT 064841205074945
  2. Ross Segan, M.D.North Haven, CT 064731528037918
  3. Ellen Polokoff, MDSouthbury, CT 064881487671178
  4. Beth Sieling, MDSouthbury, CT 064881134145808
  5. Peter Zdankiewicz, M.D.Southbury, CT 064881093775660
  6. Charles Guglin, MD FACSMilford, CT 064601538191911
  7. Arvind Gupta, MDMilford, CT 064601518991397
  8. Jonathan Aranow, MDMiddletown, CT 064571922176825

Common questions

What is Joseph Aferzon, M.D.'s NPI number?

Joseph Aferzon, M.D.'s National Provider Identifier (NPI) is 1316960594, issued on Jul 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Joseph Aferzon, M.D. located?

The NPPES record lists a practice address at 595 Main St, Portland, CT, 06480. Phone: (860) 832-4664. Providers update this record themselves, so call before visiting.

How can I verify Joseph Aferzon, M.D.'s license?

NPPES lists Connecticut license number 035092, 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 Joseph Aferzon, M.D. prescribe under Medicare Part D?

In 2024, Joseph Aferzon, M.D. had 65 Medicare Part D claims; the average among surgery physician prescribers was 147. 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.