Dr. Harold Paul Dietzius, MD

  • Dorchester Center, MA
  • Cardiologist
NPI1649253790PAC ID5597849646
Medicare services, 2024
1,498
Medicare patients, 2024
706
Part D claims, 2024
2,378
Publications
3
Hospital affiliations
4
Practice address
2100 Dorchester Ave, Dorchester Center, MA 02124
Practice phone
Call (617) 506-2726
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Carney Hospital (Closed)

Dorchester Center, Massachusetts

See all 10 affiliations

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Dr. Harold Paul Dietzius is a cardiologist in Dorchester Center, Massachusetts

Dr. Dietzius practices at Carney Hospital (Closed) in Dorchester Center, Massachusetts.

Dr. Dietzius' NPI, 1649253790, was assigned on November 22, 2005. Dr. Dietzius graduated from University of Dublin Trinity College in 2002. Dr. Dietzius holds Florida license ME110096.

NPI and contact details
Medicare PAC ID
5597849646
NPI enumeration date
November 22, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(617) 506-2726
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
50
Medical school graduation
2002

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

Dr. Harold Paul Dietzius practices at Carney Hospital (Closed) in Dorchester Center, Massachusetts

Dr. Dietzius' primary practice is Carney Hospital (Closed), at 2100 Dorchester Ave, Dorchester Center, MA 02124 in Suffolk County. The practice phone is (617) 506-2726.

  • Carney Hospital (Closed)
    2100 Dorchester Ave, Dorchester Center, MA 02124 · Suffolk CountyPhone(617) 506-2726

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Harold Paul Dietzius is affiliated with 7 sites of care and 3 medical groups

Dr. Dietzius' primary practice is Carney Hospital (Closed) in Dorchester Center, Massachusetts. Dr. Dietzius is also affiliated with Massachusetts General Hospital. The medical group on file is Steward Medical Group. Dmand AI also links Dr. Dietzius to 3 more hospitals, 2 group practices and clinics and 2 medical groups, each named with a free account.

See all 10 affiliations for Dr. Dietzius

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Harold Paul Dietzius' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dietzius practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Carney Hospital (Closed)Available with a free account
+6 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Harold Paul Dietzius is one of 840 cardiologists in Massachusetts

Cardiovascular disease is Dr. Dietzius' primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Dietzius is board certified in cardiovascular disease by the American Board of Internal Medicine. Dmand AI has Dr. Dietzius' licenses on file in 3 states: Florida, Massachusetts and Pennsylvania.

Specialties and state licenses

  • Cardiovascular disease, FloridaPrimaryLicense ME110096 · 2011 to 2027 · taxonomy 207RC0000X
  • Massachusetts license2006 to 2026
  • Pennsylvania license2007 to 2010

Clinical focus

Dmand AI lists aneurysm, atrial fibrillation and flutter, cardiomyopathy, cerebrovascular disease, chronic hypertension, coronary artery disease, heart failure and heart valve disorders among the conditions Dr. Dietzius treats.

Cardiologists near Dr. Dietzius

Counts of cardiologists with a Dmand AI profile, by place and practice. Each opens the list.

840cardiologists in Massachusetts
2cardiologists in Dorchester Center

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Harold Paul Dietzius billed Medicare for 1,498 services in 2024

CMS data shows 1,498 Medicare services from Dr. Dietzius across 17 procedure codes in 2024, for 706 Medicare patients. Medicare paid $79,293 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 20241,498
Medicare patients706
Paid by Medicare$79,293
Procedure codes17

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

  • 2023
  • 2024
Tests and treatments
2023: 4372024: 77878%
Office and hospital visits
2023: 9452024: 67529%
Imaging
2023: 262024: 4573%

Dr. Dietzius compared with the Massachusetts median for cardiologists, 2024

  • Dr. Dietzius
  • Massachusetts median
Medicare services
1,498vs 1,6127% below
Medicare patients
706vs 95626% below
Part D claims
2,189vs 8462.6 times

Medians across 817 cardiologists in Massachusetts with Dmand AI profiles that report each measure.

Dr. Dietzius' 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. Dietzius

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

Dr. Harold Paul Dietzius treated 706 Medicare patients in 2024, average age 77

CMS counts 706 Medicare patients who saw Dr. Dietzius in 2024. The largest group is 75 to 84, with 265 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 1.61, 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. Dietzius' median patient age at 67, with 51% women.

Medicare patients, 2024706
Average age77
Average risk score1.61
Also on Medicaid18%

Dr. Dietzius' Medicare patients by age, 2024

Dr. Dietzius' Medicare patients by sex, 2024

  • Women35550%
  • Men35150%

Chronic conditions among Dr. Dietzius' Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis46%
  4. Ischemic heart disease41%
  5. Atrial fibrillation37%
  6. Heart failure37%
  7. Anxiety32%
  8. Chronic kidney disease32%

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

Dr. Dietzius' 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

  • Women51%
  • Men48%

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

Dr. Harold Paul Dietzius wrote 2,378 Medicare Part D claims in 2024

In 2024, Dr. Dietzius wrote 2,378 Medicare Part D claims for 446 patients. 86% of them were for generic drugs. CMS names the drug for 2,189 of them, across 32 drugs with 11 or more claims each, at $304,803 in total drug cost. In 2023, CMS named 2,020 claims across 38 drugs.

Part D claims, 20242,378
Drugs named by CMS32
Total drug cost$304,803
Part D patients446

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

  • Generic2,047 claims86%
  • Brand-name331 claims14%

Dr. Dietzius' 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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 2,0202024: 2,1898%

Drugs named by CMS: 32 in 2024, 38 in 2023.

See all prescribing by Dr. Dietzius

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. Harold Paul Dietzius offers telehealth to Medicare patients

Dr. Dietzius accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Dietzius as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Harold Paul Dietzius has 3 publications on record

Dmand AI links 3 papers to Dr. Dietzius, published from 2024 to 2025. Dr. Dietzius' most frequent co-authors are Ibrahim A. Kamel, MD, MHA, Saif Ibrahim, MD and Vasant Jayasankar, MD.

Papers3
Years published2024 to 2025

Dr. Dietzius' most frequent co-authors

Recent publications by Dr. Dietzius

See all 3 publications and co-authors

See who Dr. Dietzius researches with

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

How network discovery works

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

Dr. Harold Paul Dietzius received $3,541 in industry payments from 2016 to 2025

CMS Open Payments shows 165 general payments to Dr. Dietzius from 27 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Novartis Pharmaceuticals Corporation paid the most, $756.

General payments to Dr. Dietzius by program year, 2016 to 2025

General payments to Dr. Dietzius by kind, 2016 to 2025

$3.5Kin total
  • Food and beverage$3,51699%
  • Speaker and faculty fees$231%
  • Education$10%

Companies that paid Dr. Dietzius the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Dietzius

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

Dr. Harold Paul Dietzius has 1 award and honors on record

Dmand AI lists 1 award for Dr. Dietzius.

Awards and honors for Dr. Dietzius

  1. Undated
    • ACC Fellow

Source: Dmand AI Professional Profile Data

Dr. Harold Paul Dietzius graduated from University of Dublin Trinity College

Dr. Dietzius graduated from University of Dublin Trinity College in 2002. Dr. Dietzius is a member of ACC.

  1. Medical schoolUniversity of Dublin Trinity College
  2. Board certified in cardiovascular diseaseAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Harold Paul Dietzius accepts plans from 19 insurance carriers

Dr. Dietzius is in network with 19 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Excellus BlueCross BlueShield
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Aspirus Health Plan
  • +11 more carriersWith a free account

Plan types Dr. Dietzius accepts, by number of carriers

  1. PPO11
  2. Medicare10
  3. HMO9
  4. POS6
  5. EPO5
  6. Medicaid3

Source: Dmand AI Insurance Network Data

Sources for Dr. Harold Paul Dietzius'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
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. Harold Paul Dietzius

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. Harold Paul Dietzius' NPI number?

Dr. Harold Paul Dietzius' NPI number is 1649253790. It was assigned on November 22, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Harold Paul Dietzius?

Dr. Harold Paul Dietzius is a cardiologist in Dorchester Center, Massachusetts. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).

Where does Dr. Harold Paul Dietzius practice?

Dr. Dietzius practices at 2100 Dorchester Ave, Dorchester Center, MA 02124. Dr. Dietzius' primary practice is Carney Hospital (Closed) in Dorchester Center, Massachusetts. Dmand AI also links Dr. Dietzius to 3 hospitals, 2 group practices and clinics and 2 medical groups.

What is Dr. Harold Paul Dietzius' office phone number?

The practice phone on file for Dr. Dietzius is (617) 506-2726.

What is Dr. Harold Paul Dietzius' medical license number?

Dr. Dietzius holds Florida license ME110096, one of the licenses on file in 3 states.

Which states has Dr. Harold Paul Dietzius been licensed in?

Dmand AI has state licenses on file for Dr. Dietzius in Florida (2011 to 2027), Massachusetts (2006 to 2026) and Pennsylvania (2007 to 2010).

Which hospitals is Dr. Harold Paul Dietzius affiliated with?

Dr. Dietzius is affiliated with Massachusetts General Hospital. Dmand AI links Dr. Dietzius to 3 more hospitals.

What medical group is Dr. Harold Paul Dietzius part of?

Dr. Dietzius is linked to Steward Medical Group. Dmand AI links Dr. Dietzius to 2 more medical groups.

Does Dr. Harold Paul Dietzius accept Medicare?

Yes. CMS data shows Dr. Dietzius billed Medicare for 1,498 services in 2024, and Dr. Dietzius accepts Medicare assignment.

Does Dr. Harold Paul Dietzius offer telehealth?

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

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Harold Paul Dietzius see?

CMS counts 706 Medicare patients who saw Dr. Dietzius in 2024, with an average age of 77.

Is Dr. Harold Paul Dietzius board certified?

Yes. Dr. Dietzius is board certified in cardiovascular disease by the American Board of Internal Medicine.

What services does Dr. Harold Paul Dietzius bill to Medicare?

In 2024, Dr. Dietzius' most billed Medicare services were heart test or procedure (93010), heart test or procedure (93306) and office visit, established patient (99214).

Where did Dr. Harold Paul Dietzius go to medical school?

Dr. Dietzius graduated from University of Dublin Trinity College in 2002.

What drugs does Dr. Harold Paul Dietzius prescribe most?

In 2024 Medicare Part D data, Dr. Dietzius' most prescribed drugs by claims were Atorvastatin Calcium, Metoprolol Succinate and Amlodipine Besylate.

Has Dr. Harold Paul Dietzius received payments from drug or device companies?

CMS Open Payments shows $3,541 in general payments to Dr. Dietzius from 27 companies from 2016 to 2025. The largest total came from Novartis Pharmaceuticals Corporation.

How long has Dr. Harold Paul Dietzius been practicing?

Dr. Dietzius graduated from medical school in 2002, 24 years ago.

Does Dr. Harold Paul Dietzius do research?

Dmand AI links 3 publications to Dr. Dietzius, published from 2024 to 2025.

Who does Dr. Harold Paul Dietzius publish with?

Dr. Dietzius' most frequent co-authors are Ibrahim A. Kamel, MD, MHA (2 shared papers), Saif Ibrahim, MD (1 shared paper) and Vasant Jayasankar, MD (1 shared paper).

What insurance does Dr. Harold Paul Dietzius accept?

Dr. Dietzius is in network with 19 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

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