Dr. Ioannis Raftopoulos, MD

  • Holyoke, MA
  • General surgeon
NPI1578538047PAC ID5294821153
Medicare services, 2024
33
Medicare patients, 2024
37
Part D claims, 2024
155
Publications
4
Clinical trials
1
Practice address
575 Beech Street, Holyoke, MA 01040
Practice phone
Call (413) 534-2500
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Holyoke Medical Center

Hospital · Holyoke, Massachusetts

See all 5 affiliations

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Dr. Ioannis Raftopoulos is a general surgeon in Holyoke, Massachusetts

Dr. Raftopoulos practices at Holyoke Medical Center in Holyoke, Massachusetts, part of Valley Health Systems.

Dr. Raftopoulos' NPI, 1578538047, was assigned on February 20, 2006. Dr. Raftopoulos holds Massachusetts license 265321.

NPI and contact details
Medicare PAC ID
5294821153
NPI enumeration date
February 20, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(413) 534-2500
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
59
Medical school graduation
1993

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Ioannis Raftopoulos practices at Holyoke Medical Center in Holyoke, Massachusetts

Dr. Raftopoulos' primary practice is Holyoke Medical Center, at 575 Beech Street, Holyoke, MA 01040 in Hampden County. The practice phone is (413) 534-2500.

Source: Dmand AI Affiliation Data

Dr. Ioannis Raftopoulos is affiliated with 3 sites of care and 2 medical groups

Dr. Raftopoulos' primary practice is Holyoke Medical Center in Holyoke, Massachusetts, part of Valley Health Systems. The medical group on file is Holyoke Medical Center. Dmand AI also links Dr. Raftopoulos to 2 more group practices and clinics and 1 medical group, each named with a free account. Dr. Raftopoulos' employer is on file too: a hospital.

See all 5 affiliations for Dr. Raftopoulos

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Ioannis Raftopoulos' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Raftopoulos practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Holyoke Medical CenterAvailable with a free account
+2 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Ioannis Raftopoulos is one of 732 general surgeons in Massachusetts

Surgery is Dr. Raftopoulos' primary specialty in the NPI Registry, under taxonomy code 208600000X. Dmand AI has Dr. Raftopoulos' licenses on file in 2 states: Massachusetts and Connecticut.

Specialties and state licenses

  • Surgery, MassachusettsPrimaryLicense 265321 · taxonomy 208600000X
  • Connecticut licenseLicense 045421

General surgeons near Dr. Raftopoulos

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. Ioannis Raftopoulos billed Medicare for 33 services in 2024

CMS data shows 33 Medicare services from Dr. Raftopoulos across 2 procedure codes in 2024, for 37 Medicare patients. Medicare paid $2,836 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202433
Medicare patients37
Paid by Medicare$2,836
Procedure codes2

Dr. Raftopoulos' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 242024: 1921%
Surgery
2023: 02024: 14

Dr. Raftopoulos compared with the Massachusetts median for general surgeons, 2024

  • Dr. Raftopoulos
  • Massachusetts median
Medicare services
33vs 20084% below
Medicare patients
37vs 15276% below
Part D claims
119vs 225.4 times

Medians across 688 general surgeons in Massachusetts with Dmand AI profiles that report each measure.

Dr. Raftopoulos' 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.

See all procedures by Dr. Raftopoulos

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Ioannis Raftopoulos treated 37 Medicare patients in 2024, average age 62

CMS counts 37 Medicare patients who saw Dr. Raftopoulos in 2024. The largest group is under 65, with 18 patients. 73% of them have arthritis, and 73% have high cholesterol. 57% are also on Medicaid. Their average risk score is 0.87, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Raftopoulos' median patient age at 43, with 79% women.

Medicare patients, 202437
Average age62
Average risk score0.87
Also on Medicaid57%

Dr. Raftopoulos' Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Chronic conditions among Dr. Raftopoulos' Medicare patients, 2024

  1. Arthritis73%
  2. High cholesterol73%
  3. High blood pressure68%
  4. Anxiety49%
  5. Mood disorders43%
  6. Depression41%
  7. Diabetes38%

Share of Medicare patients with each condition. A patient can have several.

Dr. Raftopoulos' patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 43

Patient panel by sex, all payers

  • Women79%
  • Men20%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Ioannis Raftopoulos wrote 155 Medicare Part D claims in 2024

In 2024, Dr. Raftopoulos wrote 155 Medicare Part D claims for 48 patients. 90% of them were for generic drugs. CMS names the drug for 119 of them, across 3 drugs with 11 or more claims each, at $9,867 in total drug cost. In 2023, CMS named 101 claims across 4 drugs.

Part D claims, 2024155
Drugs named by CMS3
Total drug cost$9,867
Part D patients48

Dr. Raftopoulos' Part D claims by kind of drug, 2024

  • Generic140 claims90%
  • Brand-name15 claims10%

Dr. Raftopoulos' 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. Raftopoulos' Part D claims, 2024

  • Antibiotics13%20 of 155 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: 1012024: 11918%

Drugs named by CMS: 3 in 2024, 4 in 2023.

See all prescribing by Dr. Raftopoulos

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. Ioannis Raftopoulos scored 100 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Raftopoulos for performance year 2024, reported through an alternative payment model (APM). Dr. Raftopoulos accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Raftopoulos as offering telehealth. CMS counts 19 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Raftopoulos, more than 49% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Raftopoulos' MIPS scores, performance year 2024

  • 100of 100Final score
  • 83of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Raftopoulos ranks in Medicare procedure volume

Upper gastrointestinal (GI) endoscopy for acid reflux
49th percentile19 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Ioannis Raftopoulos has 4 publications on record

Dmand AI links 4 papers to Dr. Raftopoulos, published from 2015 to 2020. 2016 was the busiest year, with 2. Dr. Raftopoulos' most frequent co-author is Ram Chuttani, MD.

Papers4
Years published2015 to 2020

Dr. Raftopoulos' papers by year, 2015 to 2020

Dr. Raftopoulos' most frequent co-authors

Recent publications by Dr. Raftopoulos

See all 4 publications and co-authors

See who Dr. Raftopoulos researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Raftopoulos works with, so you can find a warm path to the right general surgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Ioannis Raftopoulos has worked on 1 clinical trial

Dmand AI links Dr. Raftopoulos to 1 clinical trial. Conditions studied include Obesity and Overnutrition.

Conditions in Dr. Raftopoulos' trials

  • Obesity
  • Overnutrition

Investigators on the most trials with Dr. Raftopoulos

Recent clinical trials with Dr. Raftopoulos

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Ioannis Raftopoulos received $63,358 in industry payments from 2017 to 2025

CMS Open Payments shows 111 general payments to Dr. Raftopoulos from 8 drug and device companies from 2017 to 2025. Speaker and faculty fees make up the largest share, 49% of the total. Heron Therapeutics, Inc. paid the most, $49,681.

General payments to Dr. Raftopoulos by program year, 2017 to 2025

General payments to Dr. Raftopoulos by kind, 2017 to 2025

$63.4Kin total
  • Speaker and faculty fees$31,11449%
  • Travel and lodging$14,53023%
  • Consulting fees$13,30821%
  • Honoraria$2,5004%
  • Food and beverage$1,9073%

Companies that paid Dr. Raftopoulos the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Raftopoulos

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Ioannis Raftopoulos's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Ioannis Raftopoulos

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. Ioannis Raftopoulos' NPI number?

Dr. Ioannis Raftopoulos' NPI number is 1578538047. It was assigned on February 20, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Ioannis Raftopoulos?

Dr. Ioannis Raftopoulos is a general surgeon in Holyoke, Massachusetts. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Ioannis Raftopoulos practice?

Dr. Raftopoulos practices at 575 Beech Street, Holyoke, MA 01040. Dr. Raftopoulos' primary practice is Holyoke Medical Center in Holyoke, Massachusetts, part of Valley Health Systems. Dmand AI also links Dr. Raftopoulos to 2 group practices and clinics and 1 medical group.

What is Dr. Ioannis Raftopoulos' office phone number?

The practice phone on file for Dr. Raftopoulos is (413) 534-2500.

What is Dr. Ioannis Raftopoulos' medical license number?

Dr. Raftopoulos holds Massachusetts license 265321, one of the licenses on file in 2 states.

Which states has Dr. Ioannis Raftopoulos been licensed in?

Dmand AI has state licenses on file for Dr. Raftopoulos in Massachusetts and Connecticut.

Which hospitals is Dr. Ioannis Raftopoulos affiliated with?

Dr. Raftopoulos practices at Holyoke Medical Center in Holyoke, Massachusetts.

What medical group is Dr. Ioannis Raftopoulos part of?

Dr. Raftopoulos is linked to Holyoke Medical Center. Dmand AI links Dr. Raftopoulos to 1 more medical group.

Does Dr. Ioannis Raftopoulos accept Medicare?

Yes. CMS data shows Dr. Raftopoulos billed Medicare for 33 services in 2024, and Dr. Raftopoulos accepts Medicare assignment.

Does Dr. Ioannis Raftopoulos offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Raftopoulos as offering telehealth services.

Show 8 more questionsShow fewer questions

What is Dr. Ioannis Raftopoulos' MIPS score?

Dr. Raftopoulos' MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).

How many Medicare patients does Dr. Ioannis Raftopoulos see?

CMS counts 37 Medicare patients who saw Dr. Raftopoulos in 2024, with an average age of 62.

What services does Dr. Ioannis Raftopoulos bill to Medicare?

In 2024, Dr. Raftopoulos' most billed Medicare services were care management and other visits (99443) and surgery: digestive system (43239).

What drugs does Dr. Ioannis Raftopoulos prescribe most?

In 2024 Medicare Part D data, Dr. Raftopoulos' most prescribed drugs by claims were Sucralfate, Pantoprazole Sodium and Ondansetron ODT.

Has Dr. Ioannis Raftopoulos received payments from drug or device companies?

CMS Open Payments shows $63,358 in general payments to Dr. Raftopoulos from 8 companies from 2017 to 2025. The largest total came from Heron Therapeutics, Inc.

How long has Dr. Ioannis Raftopoulos been practicing?

Dr. Raftopoulos graduated from medical school in 1993, 33 years ago.

Does Dr. Ioannis Raftopoulos do research?

Dmand AI links 4 publications to Dr. Raftopoulos, published from 2015 to 2020. Dr. Raftopoulos has worked on 1 clinical trial.

Who does Dr. Ioannis Raftopoulos publish with?

Dr. Raftopoulos' most frequent co-authors are Ram Chuttani, MD (1 shared paper).

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