Carlos R. Defreitas, OD
- Medicare patients, 2024
- 343
- Part D claims, 2024
- 474
- Industry payments
- $102
- Affiliated sites
- 2
- Medical groups
- 2
- Practice address
- 939 W Main Rd, Middletown, RI 02842-6390
- Practice phone
- Call (401) 847-1383
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Eye Care For Rhode Island
Eye care practice · Middletown, Rhode Island
Find Carlos Defreitas' 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.
Carlos R. Defreitas is an optometrist in Middletown, Rhode Island
Carlos Defreitas practices at Eye Care For Rhode Island in Middletown, Rhode Island.
Carlos Defreitas' NPI, 1336136894, was assigned on September 30, 2005. Carlos Defreitas graduated from New England College of Optometry in 1994. Carlos Defreitas holds Massachusetts license 3839.
- NPI
- 1336136894NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446385264
- NPI enumeration date
- September 30, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (401) 847-1383
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Carlos R. Defreitas practices at Eye Care for Rhode Island in Middletown, Rhode Island
Carlos Defreitas' primary practice is Eye Care for Rhode Island, at 939 W Main Rd, Middletown, RI 02842-6390. The practice phone is (401) 847-1383.
- Eye Care for Rhode Island939 W Main Rd, Middletown, RI 02842-6390Phone(401) 847-1383
Source: Dmand AI Affiliation Data
Carlos R. Defreitas is affiliated with 2 sites of care and 2 medical groups
Carlos Defreitas' primary practice is Eye Care For Rhode Island in Middletown, Rhode Island. Dmand AI also links Carlos Defreitas to 2 medical groups and 1 group practice or clinic, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Carlos R. Defreitas' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Carlos Defreitas practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Eye Care For Rhode Island | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Carlos R. Defreitas is one of 197 optometrists in Rhode Island
Optometrist is Carlos Defreitas' primary specialty in the NPI Registry, under taxonomy code 152W00000X. Dmand AI has Carlos Defreitas' licenses on file in 2 states: Massachusetts and Rhode Island.
Specialties and state licenses
- Optometrist, MassachusettsPrimary
- Rhode Island license
Optometrists near Carlos Defreitas
Counts of optometrists 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
Carlos R. Defreitas treated 343 Medicare patients in 2024, average age 74
CMS counts 343 Medicare patients who saw Carlos Defreitas in 2024. The largest group is 65 to 74, with 157 patients. 75% of them have high cholesterol, and 71% have high blood pressure. 21% are also on Medicaid. Their average risk score is 1.01, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Carlos Defreitas' median patient age at 59, with 58% women.
Carlos Defreitas' Medicare patients by age, 2024
Carlos Defreitas' Medicare patients by sex, 2024
- Women23167%
- Men11233%
Chronic conditions among Carlos Defreitas' Medicare patients, 2024
- High cholesterol75%
- High blood pressure71%
- Arthritis45%
- Diabetes32%
- Anxiety30%
- Mood disorders22%
- Depression20%
- Ischemic heart disease19%
Share of Medicare patients with each condition. A patient can have several.
Carlos Defreitas' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Carlos R. Defreitas wrote 474 Medicare Part D claims in 2024
In 2024, Carlos Defreitas wrote 474 Medicare Part D claims for 149 patients. 69% of them were for generic drugs.
Carlos Defreitas' Part D claims by kind of drug, 2024
- Generic325 claims69%
- Brand-name149 claims31%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Carlos R. Defreitas takes part in Medicare
Carlos Defreitas accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Cataract surgery: 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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Carlos R. Defreitas received $102 in industry payments in 2025
CMS Open Payments shows 5 general payments to Carlos Defreitas from 4 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Johnson & Johnson Vision Care, Inc. paid the most, $40.
Companies that paid Carlos Defreitas the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Carlos R. Defreitas graduated from New England College of Optometry
Carlos Defreitas graduated from New England College of Optometry in 1994.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Carlos R. Defreitas'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 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 (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) |
| Industry payments | Open Payments (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 Carlos R. Defreitas
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Carlos R. Defreitas' NPI number?
Carlos R. Defreitas' NPI number is 1336136894. It was assigned on September 30, 2005, and it is active in the NPI Registry.
What does Carlos R. Defreitas specialize in?
Carlos R. Defreitas is an optometrist in Middletown, Rhode Island. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Carlos R. Defreitas practice?
Carlos Defreitas practices at 939 W Main Rd, Middletown, RI 02842-6390. Carlos Defreitas' primary practice is Eye Care For Rhode Island in Middletown, Rhode Island. Dmand AI also links Carlos Defreitas to 2 medical groups and 1 group practice or clinic.
What is Carlos R. Defreitas' office phone number?
The practice phone on file for Carlos Defreitas is (401) 847-1383.
What is Carlos R. Defreitas' medical license number?
Carlos Defreitas holds Massachusetts license 3839, one of the licenses on file in 2 states.
Which states has Carlos R. Defreitas been licensed in?
Dmand AI has state licenses on file for Carlos Defreitas in Massachusetts and Rhode Island.
Does Carlos R. Defreitas accept Medicare?
Yes. CMS lists Carlos Defreitas as accepting Medicare assignment.
How many Medicare patients does Carlos R. Defreitas see?
CMS counts 343 Medicare patients who saw Carlos Defreitas in 2024, with an average age of 74.
Where did Carlos R. Defreitas go to medical school?
Carlos Defreitas graduated from New England College of Optometry in 1994.
Has Carlos R. Defreitas received payments from drug or device companies?
CMS Open Payments shows $102 in general payments to Carlos Defreitas from 4 companies from 2025 to 2025. The largest total came from Johnson & Johnson Vision Care, Inc.
How long has Carlos R. Defreitas been practicing?
Carlos Defreitas graduated from medical school in 1994, 32 years ago.
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