Dr. Joseph Aferzon, MD
- Medicare services, 2024
- 22
- Medicare patients, 2024
- 35
- Part D claims, 2024
- 65
- Publications
- 2
- Hospital affiliations
- 4
- Practice address
- 80 Seymour Street, Hartford, CT 06102
- Practice phone
- Call (860) 545-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Aferzon's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Joseph Aferzon is a general surgeon in Hartford, Connecticut
Dr. Aferzon practices at Hartford Hospital in Hartford, Connecticut, part of Hartford HealthCare.
Dr. Aferzon's NPI, 1316960594, was assigned on July 26, 2006. Dr. Aferzon graduated from Jacobs School of Medicine and Biomedical Sciences in 1989. Dr. Aferzon's Connecticut license number on file is 035092.
- NPI
- 1316960594NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0941233514
- NPI enumeration date
- July 26, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (860) 545-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Joseph Aferzon practices at Hartford Hospital in Hartford, Connecticut
Dr. Aferzon's primary practice is Hartford Hospital, at 80 Seymour Street, Hartford, CT 06102 in Hartford County. The practice phone is (860) 545-5000.
- Hartford Hospital80 Seymour Street, Hartford, CT 06102 · Hartford CountyPhone(860) 545-5000
Source: Dmand AI Affiliation Data
Dr. Joseph Aferzon is affiliated with 5 sites of care and 1 medical group
Dr. Aferzon's primary practice is Hartford Hospital in Hartford, Connecticut, part of Hartford HealthCare. Dr. Aferzon is also affiliated with Backus Hospital. The medical group on file is Hartford HealthCare Medical Group Specialists. Dmand AI also links Dr. Aferzon to 2 more hospitals and 1 physician office, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Joseph Aferzon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Aferzon practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hartford Hospital | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Joseph Aferzon is one of 303 general surgeons in Connecticut
Surgery is Dr. Aferzon's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Aferzon is board certified in neurological surgery by the American Board of Neurological Surgery. Dmand AI has Dr. Aferzon's licenses on file in 2 states: Connecticut and Florida.
Specialties and state licenses
- Surgery, ConnecticutPrimary
- Florida license
Clinical focus
Dmand AI lists back and neck pain treatment without fusion, craniotomy, lower back pain, neck pain and spine problems, spinal fusion and thoracic spine disorders among the conditions Dr. Aferzon treats.
General surgeons near Dr. Aferzon
Counts of general surgeons with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Joseph Aferzon billed Medicare for 22 services in 2024
CMS data shows 22 Medicare services from Dr. Aferzon across 1 procedure code in 2024, for 35 Medicare patients. Medicare paid $2,112 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Aferzon's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1102024: 2280%
Dr. Aferzon compared with the Connecticut median for general surgeons, 2024
- Dr. Aferzon
- Connecticut median
- Medicare services
- 22vs 10980% below
- Medicare patients
- 35vs 9563% below
- Part D claims
- 39vs 2556% above
Medians across 295 general surgeons in Connecticut with Dmand AI profiles that report each measure.
Dr. Aferzon's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joseph Aferzon treated 35 Medicare patients in 2024, average age 73
CMS counts 35 Medicare patients who saw Dr. Aferzon in 2024. The largest group is 75 to 84, with 15 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.67, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Aferzon's median patient age at 67, with 38% women.
Dr. Aferzon's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Aferzon's Medicare patients by sex, 2024
- Women1234%
- Men2366%
Chronic conditions among Dr. Aferzon's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis69%
- Stroke or TIA54%
- Anxiety51%
- Mood disorders51%
- Depression37%
- Ischemic heart disease37%
Share of Medicare patients with each condition. A patient can have several.
Dr. Aferzon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women38%
- Men60%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joseph Aferzon wrote 65 Medicare Part D claims in 2024
In 2024, Dr. Aferzon wrote 65 Medicare Part D claims. 98% of them were for generic drugs. CMS names the drug for 39 of them, across 2 drugs with 11 or more claims each, at $302 in total drug cost. In 2023, CMS named 118 claims across 5 drugs.
Dr. Aferzon's Part D claims by kind of drug, 2024
- Generic64 claims98%
- Brand-name and other1 claims2%
Dr. Aferzon's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Aferzon's Part D claims, 2024
- Opioids32%21 of 65 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1182024: 3967%
Drugs named by CMS: 2 in 2024, 5 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Joseph Aferzon ranks in the 29th percentile for spinal fusion in Medicare
Dr. Aferzon accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 12 procedures of spinal fusion by Dr. Aferzon, more than 29% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Aferzon ranks in Medicare procedure volume
- Spinal fusion
- 29th percentile12 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Laminectomy or laminotomy (partial removal of spine bones): 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Joseph Aferzon has 2 publications on record
Dmand AI links 2 papers to Dr. Aferzon in 2022. Dr. Aferzon's most frequent co-authors are Matthew N. Jaffa, DO and Kent J. Kilbourn, PA.
Dr. Aferzon's most frequent co-authors
Recent publications by Dr. Aferzon
See who Dr. Aferzon researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Aferzon works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Joseph Aferzon received $1,343,772 in industry payments from 2016 to 2025
CMS Open Payments shows 225 general payments to Dr. Aferzon from 27 drug and device companies from 2016 to 2025. Royalties and licenses make up the largest share, 88% of the total. Alphatec Spine, Inc paid the most, $1,066,858. It also lists 3 research payments totaling $8,063 from 2016 to 2018.
General payments to Dr. Aferzon by program year, 2016 to 2025
General payments to Dr. Aferzon by kind, 2016 to 2025
- Royalties and licenses$1,175,89388%
- Consulting fees$125,0779%
- Travel and lodging$32,7872%
- Food and beverage$9,7911%
- Speaker and faculty fees$2250%
Companies that paid Dr. Aferzon the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Joseph Aferzon graduated from Jacobs School of Medicine and Biomedical Sciences
Dr. Aferzon graduated from Jacobs School of Medicine and Biomedical Sciences in 1989. Dr. Aferzon is a member of CNS.
- Medical school
- Board certified in neurological surgery
Source: Dmand AI Professional Profile Data
Dr. Joseph Aferzon accepts plans from 8 insurance carriers
Dr. Aferzon is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Cigna. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Cigna
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
- RI State Medicaid
Plan types Dr. Aferzon accepts, by number of carriers
- Medicare7
- PPO6
- HMO3
- POS2
- EPO1
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Joseph Aferzon's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Joseph Aferzon
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Joseph Aferzon's NPI number?
Dr. Joseph Aferzon's NPI number is 1316960594. It was assigned on July 26, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Joseph Aferzon?
Dr. Joseph Aferzon is a general surgeon in Hartford, Connecticut. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Joseph Aferzon practice?
Dr. Aferzon practices at 80 Seymour Street, Hartford, CT 06102. Dr. Aferzon's primary practice is Hartford Hospital in Hartford, Connecticut, part of Hartford HealthCare. Dmand AI also links Dr. Aferzon to 2 hospitals and 1 physician office.
What is Dr. Joseph Aferzon's office phone number?
The practice phone on file for Dr. Aferzon is (860) 545-5000.
What is Dr. Joseph Aferzon's medical license number?
Dr. Aferzon's Connecticut license number on file is 035092, one of the licenses on file in 2 states.
Which states has Dr. Joseph Aferzon been licensed in?
Dmand AI has state licenses on file for Dr. Aferzon in Connecticut (1996 to 2025) and Florida (2021 to 2027).
Which hospitals is Dr. Joseph Aferzon affiliated with?
Dr. Aferzon practices at Hartford Hospital in Hartford, Connecticut. Dr. Aferzon is also affiliated with Backus Hospital. Dmand AI links Dr. Aferzon to 2 more hospitals.
What medical group is Dr. Joseph Aferzon part of?
Dr. Aferzon is linked to Hartford HealthCare Medical Group Specialists.
Does Dr. Joseph Aferzon accept Medicare?
Yes. CMS data shows Dr. Aferzon billed Medicare for 22 services in 2024, and Dr. Aferzon accepts Medicare assignment.
How many Medicare patients does Dr. Joseph Aferzon see?
CMS counts 35 Medicare patients who saw Dr. Aferzon in 2024, with an average age of 73.
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Is Dr. Joseph Aferzon board certified?
Yes. Dr. Aferzon is board certified in neurological surgery by the American Board of Neurological Surgery.
What services does Dr. Joseph Aferzon bill to Medicare?
In 2024, Dr. Aferzon's most billed Medicare services were hospital inpatient care (99233).
Where did Dr. Joseph Aferzon go to medical school?
Dr. Aferzon graduated from Jacobs School of Medicine and Biomedical Sciences in 1989.
What drugs does Dr. Joseph Aferzon prescribe most?
In 2024 Medicare Part D data, Dr. Aferzon's most prescribed drugs by claims were Gabapentin and Tramadol HCl.
Has Dr. Joseph Aferzon received payments from drug or device companies?
CMS Open Payments shows $1,343,772 in general payments to Dr. Aferzon from 27 companies from 2016 to 2025. The largest total came from Alphatec Spine, Inc.
How long has Dr. Joseph Aferzon been practicing?
Dr. Aferzon graduated from medical school in 1989, 37 years ago.
Does Dr. Joseph Aferzon do research?
Dmand AI links 2 publications to Dr. Aferzon.
Who does Dr. Joseph Aferzon publish with?
Dr. Aferzon's most frequent co-authors are Matthew N. Jaffa, DO (1 shared paper) and Kent J. Kilbourn, PA (1 shared paper).
What insurance does Dr. Joseph Aferzon accept?
Dr. Aferzon is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Cigna. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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