Dr. Charles Robert Rethy, MD
- Medicare services, 2024
- 546
- Medicare patients, 2024
- 149
- Part D claims, 2024
- 5,574
- MIPS score, 2024
- 100
- Hospital affiliations
- 1
- Practice address
- 100 Grand Street, New Britain, CT 06050
- Practice phone
- Call (860) 224-5011
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Rethy's professional email, personal email and mobile number
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Dr. Charles Robert Rethy is an internist in New Britain, Connecticut
Dr. Rethy practices at The Hospital of Central Connecticut in New Britain, Connecticut, part of Hartford HealthCare.
Dr. Rethy's NPI, 1982602884, was assigned on July 13, 2005. Dr. Rethy graduated from University of Michigan Medical School in 1973. Dr. Rethy holds Connecticut license 019353.
- NPI
- 1982602884NPI Registry (opens in a new tab)
- NPI enumeration date
- July 13, 2005
- NPI status
- Active
- Practice phone
- (860) 224-5011
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 79
- Medical school graduation
- 1973
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Charles Robert Rethy practices at The Hospital of Central Connecticut in New Britain, Connecticut
Dr. Rethy's primary practice is The Hospital of Central Connecticut, at 100 Grand Street, New Britain, CT 06050 in Hartford County. The practice phone is (860) 224-5011.
- The Hospital of Central Connecticut100 Grand Street, New Britain, CT 06050 · Hartford CountyPhone(860) 224-5011
Source: Dmand AI Affiliation Data
Dr. Charles Robert Rethy is affiliated with 2 sites of care and 1 medical group
Dr. Rethy's primary practice is The Hospital of Central Connecticut in New Britain, Connecticut, part of Hartford HealthCare. The medical group on file is Northeast Medical Group. Dmand AI also links Dr. Rethy to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Charles Robert Rethy's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rethy practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Hospital of Central Connecticut | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Charles Robert Rethy is one of 2,189 internists in Connecticut
Internal medicine is Dr. Rethy's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Rethy is licensed in Connecticut.
Specialties and state licenses
- Internal medicine, ConnecticutPrimary
Internists near Dr. Rethy
Counts of internists 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. Charles Robert Rethy billed Medicare for 546 services in 2024
CMS data shows 546 Medicare services from Dr. Rethy across 5 procedure codes in 2024, for 149 Medicare patients. Medicare paid $36,758 for them. Every service was in an office.
Dr. Rethy's Medicare services by type, 2024
- Office and hospital visits265
- Lab and pathology85
- Other services81
- Tests and treatments79
- Imaging36
Dr. Rethy compared with the Connecticut median for internists, 2024
- Dr. Rethy
- Connecticut median
- Medicare services
- 546vs 39040% above
- Medicare patients
- 149vs 17213% below
- Part D claims
- 4,939vs 34314.4 times
Medians across 2,185 internists in Connecticut with Dmand AI profiles that report each measure.
Dr. Rethy'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. Charles Robert Rethy treated 149 Medicare patients in 2024, average age 78
CMS counts 149 Medicare patients who saw Dr. Rethy in 2024. The largest group is 75 to 84, with 53 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.28, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Rethy's median patient age at 72, with 43% women.
Dr. Rethy's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Rethy's Medicare patients by sex, 2024
- Women7148%
- Men7852%
Chronic conditions among Dr. Rethy's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis34%
- Diabetes28%
- Ischemic heart disease21%
- Atrial fibrillation17%
- Anxiety15%
- Cancer15%
Share of Medicare patients with each condition. A patient can have several.
Dr. Rethy's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women43%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Charles Robert Rethy wrote 5,574 Medicare Part D claims in 2024
In 2024, Dr. Rethy wrote 5,574 Medicare Part D claims for 439 patients. 89% of them were for generic drugs. CMS names the drug for 4,939 of them, across 87 drugs with 11 or more claims each, at $317,961 in total drug cost.
Dr. Rethy's Part D claims by kind of drug, 2024
- Generic4,971 claims89%
- Brand-name592 claims11%
- Other11 claims0%
Dr. Rethy'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. Rethy's Part D claims, 2024
- Opioids1%77 of 5,574 claims
- Antibiotics1%80 of 5,574 claims
- Antipsychotics, patients 65 and over0%12 of 5,574 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. Charles Robert Rethy 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. Rethy for performance year 2024, reported through an alternative payment model (APM).
Dr. Rethy's MIPS scores, performance year 2024
- 100of 100Final score
- 86.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Charles Robert Rethy graduated from University of Michigan Medical School
Dr. Rethy graduated from University of Michigan Medical School in 1973.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Charles Robert Rethy'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 | Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Charles Robert Rethy
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. Charles Robert Rethy's NPI number?
Dr. Charles Robert Rethy's NPI number is 1982602884. It was assigned on July 13, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Charles Robert Rethy?
Dr. Charles Robert Rethy is an internist in New Britain, Connecticut. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Charles Robert Rethy practice?
Dr. Rethy practices at 100 Grand Street, New Britain, CT 06050. Dr. Rethy's primary practice is The Hospital of Central Connecticut in New Britain, Connecticut, part of Hartford HealthCare. Dmand AI also links Dr. Rethy to 1 group practice or clinic.
What is Dr. Charles Robert Rethy's office phone number?
The practice phone on file for Dr. Rethy is (860) 224-5011.
What is Dr. Charles Robert Rethy's medical license number?
Dr. Rethy holds Connecticut license 019353.
Which hospitals is Dr. Charles Robert Rethy affiliated with?
Dr. Rethy practices at The Hospital of Central Connecticut in New Britain, Connecticut.
What medical group is Dr. Charles Robert Rethy part of?
Dr. Rethy is linked to Northeast Medical Group.
Does Dr. Charles Robert Rethy accept Medicare?
Yes. CMS data shows Dr. Rethy billed Medicare for 546 services in 2024.
What is Dr. Charles Robert Rethy's MIPS score?
Dr. Rethy's 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. Charles Robert Rethy see?
CMS counts 149 Medicare patients who saw Dr. Rethy in 2024, with an average age of 78.
Show 4 more questionsShow fewer questions
What services does Dr. Charles Robert Rethy bill to Medicare?
In 2024, Dr. Rethy's most billed Medicare services were office visit, established patient (99214), lab and pathology test (81003) and medicare service (G0439).
Where did Dr. Charles Robert Rethy go to medical school?
Dr. Rethy graduated from University of Michigan Medical School in 1973.
What drugs does Dr. Charles Robert Rethy prescribe most?
In 2024 Medicare Part D data, Dr. Rethy's most prescribed drugs by claims were Amlodipine Besylate, Atorvastatin Calcium and Rosuvastatin Calcium.
How long has Dr. Charles Robert Rethy been practicing?
Dr. Rethy graduated from medical school in 1973, 53 years ago.
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