Dr. Erika Zail Rentas-Diaz, MD
- Medicare services, 2024
- 42
- Medicare patients, 2024
- 29
- Part D claims, 2024
- 10,172
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 263 Farmington Ave, Farmington, CT 06030
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD
Childrens Hospital outpatient department · Farmington, Connecticut
Find Dr. Rentas-Diaz's professional email, personal email and mobile number
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Dr. Erika Zail Rentas-Diaz is a general practice physician in Farmington, Connecticut
Dr. Rentas-Diaz practices at Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD in Farmington, Connecticut.
Dr. Rentas-Diaz's NPI, 1477577096, was assigned on July 27, 2006. Dr. Rentas-Diaz holds Puerto Rico license 0015252.
- NPI
- 1477577096NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678564424
- NPI enumeration date
- July 27, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Erika Zail Rentas-Diaz practices at Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD in Farmington, Connecticut
Dr. Rentas-Diaz's primary practice is Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD, at 263 Farmington Ave, Farmington, CT 06030.
- Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD263 Farmington Ave, Farmington, CT 06030
Source: Dmand AI Affiliation Data
Dr. Erika Zail Rentas-Diaz is affiliated with 3 sites of care and 1 medical group
Dr. Rentas-Diaz's primary practice is Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD in Farmington, Connecticut. Dr. Rentas-Diaz is also affiliated with Doctors' Center Hospital Orlando Health - San Juan. The medical group on file is Grupo Médico GEMI. Dmand AI also links Dr. Rentas-Diaz to 1 more group practice or clinic, named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Erika Zail Rentas-Diaz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rentas-Diaz practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Erika Zail Rentas-Diaz is one of 45 general practice physicians in Connecticut
General practice is Dr. Rentas-Diaz's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Rentas-Diaz is licensed in Puerto Rico.
Specialties and state licenses
- General practice, Puerto RicoPrimary
General practice physicians near Dr. Rentas-Diaz
Counts of general practice physicians 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. Erika Zail Rentas-Diaz billed Medicare for 42 services in 2024
CMS data shows 42 Medicare services from Dr. Rentas-Diaz across 1 procedure code in 2024, all of them office visits, for 29 Medicare patients. Medicare paid $1,918 for them. Every service was in an office.
Dr. Rentas-Diaz compared with the Connecticut median for general practice physicians, 2024
- Dr. Rentas-Diaz
- Connecticut median
- Medicare services
- 42vs 29486% below
- Medicare patients
- 29vs 20486% below
- Part D claims
- 9,404vs 10589.6 times
Medians across 41 general practice physicians in Connecticut with Dmand AI profiles that report each measure.
Dr. Rentas-Diaz'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. Erika Zail Rentas-Diaz treated 29 Medicare patients in 2024, average age 80
CMS counts 29 Medicare patients who saw Dr. Rentas-Diaz in 2024. The largest group is 75 to 84, with 12 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 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. Rentas-Diaz's median patient age at 80, with 36% women.
Dr. Rentas-Diaz's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Rentas-Diaz's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes55%
- Chronic kidney disease52%
- Arthritis48%
- Depression41%
- Mood disorders41%
Share of Medicare patients with each condition. A patient can have several.
Dr. Rentas-Diaz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 80
Patient panel by sex, all payers
- Women36%
- Men64%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Erika Zail Rentas-Diaz wrote 10,172 Medicare Part D claims in 2024
In 2024, Dr. Rentas-Diaz wrote 10,172 Medicare Part D claims for 697 patients. 88% of them were for generic drugs. CMS names the drug for 9,404 of them, across 120 drugs with 11 or more claims each, at $504,259 in total drug cost.
Dr. Rentas-Diaz's Part D claims by kind of drug, 2024
- Generic8,960 claims88%
- Brand-name1,178 claims12%
- Other34 claims0%
Dr. Rentas-Diaz'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. Rentas-Diaz's Part D claims, 2024
- Opioids0%46 of 10,172 claims
- Antibiotics2%184 of 10,172 claims
- Antipsychotics, patients 65 and over0%19 of 10,172 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
How Dr. Erika Zail Rentas-Diaz takes part in Medicare
Dr. Rentas-Diaz accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Sources for Dr. Erika Zail Rentas-Diaz'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 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) |
| 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. Erika Zail Rentas-Diaz
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. Erika Zail Rentas-Diaz's NPI number?
Dr. Erika Zail Rentas-Diaz's NPI number is 1477577096. It was assigned on July 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Erika Zail Rentas-Diaz?
Dr. Erika Zail Rentas-Diaz is a general practice physician in Farmington, Connecticut. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Erika Zail Rentas-Diaz practice?
Dr. Rentas-Diaz practices at 263 Farmington Ave, Farmington, CT 06030. Dr. Rentas-Diaz's primary practice is Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD in Farmington, Connecticut. Dmand AI also links Dr. Rentas-Diaz to 1 group practice or clinic.
What is Dr. Erika Zail Rentas-Diaz's medical license number?
Dr. Rentas-Diaz holds Puerto Rico license 0015252.
Which hospitals is Dr. Erika Zail Rentas-Diaz affiliated with?
Dr. Rentas-Diaz is affiliated with Doctors' Center Hospital Orlando Health - San Juan.
What medical group is Dr. Erika Zail Rentas-Diaz part of?
Dr. Rentas-Diaz is linked to Grupo Médico GEMI.
Does Dr. Erika Zail Rentas-Diaz accept Medicare?
Yes. CMS data shows Dr. Rentas-Diaz billed Medicare for 42 services in 2024, and Dr. Rentas-Diaz accepts Medicare assignment.
How many Medicare patients does Dr. Erika Zail Rentas-Diaz see?
CMS counts 29 Medicare patients who saw Dr. Rentas-Diaz in 2024, with an average age of 80.
What services does Dr. Erika Zail Rentas-Diaz bill to Medicare?
In 2024, Dr. Rentas-Diaz's most billed Medicare services were office visit, established patient (99213).
What drugs does Dr. Erika Zail Rentas-Diaz prescribe most?
In 2024 Medicare Part D data, Dr. Rentas-Diaz's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Levothyroxine Sodium.
How long has Dr. Erika Zail Rentas-Diaz been practicing?
Dr. Rentas-Diaz graduated from medical school in 2000, 26 years ago.
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