Dr. Natalio Izquierdo Encarnacion, MD
- Medicare services, 2024
- 74
- Medicare patients, 2024
- 34
- Part D claims, 2024
- 2,742
- Hospital affiliations
- 1
- Industry payments
- $3,460
- Practice address
- 371 De Diego Ave, San Juan, PR 00923
- Practice phone
- Call (787) 767-5100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Izquierdo Encarnacion's professional email, personal email and mobile number
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Dr. Natalio Izquierdo Encarnacion is an ophthalmologist in San Juan, Puerto Rico
Dr. Izquierdo Encarnacion practices at Hospital San Francisco in San Juan, Puerto Rico, part of Metro Pavia Health System.
Dr. Izquierdo Encarnacion's NPI, 1982652772, was assigned on May 4, 2006. Dr. Izquierdo Encarnacion graduated from Ponce School of Medicine in 1986. Dr. Izquierdo Encarnacion holds Puerto Rico license 9133.
- NPI
- 1982652772NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8022044957
- NPI enumeration date
- May 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (787) 767-5100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Natalio Izquierdo Encarnacion practices at 2 locations in San Juan, Puerto Rico
Dr. Izquierdo Encarnacion's primary practice is Hospital San Francisco, at 371 De Diego Ave, San Juan, PR 00923 in San Juan County. The practice phone is (787) 767-5100. Dr. Izquierdo Encarnacion also practices at Hospital San Francisco, 405 De Diego, San Juan, PR 00923.
- Hospital San FranciscoPrimary371 De Diego Ave, San Juan, PR 00923 · San Juan CountyPhone(787) 767-5100
- Hospital San Francisco405 De Diego, San Juan, PR 00923 · San Juan CountyPhone(787) 767-5100
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Natalio Izquierdo Encarnacion is affiliated with 1 site of care
Dr. Izquierdo Encarnacion's primary practice is Hospital San Francisco in San Juan, Puerto Rico, part of Metro Pavia Health System.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Natalio Izquierdo Encarnacion's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Izquierdo Encarnacion practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hospital San Francisco | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Natalio Izquierdo Encarnacion is one of 188 ophthalmologists in Puerto Rico
Ophthalmology is Dr. Izquierdo Encarnacion's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Izquierdo Encarnacion is licensed in Puerto Rico.
Specialties and state licenses
- Ophthalmology, Puerto RicoPrimary
Ophthalmologists near Dr. Izquierdo Encarnacion
Counts of ophthalmologists 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. Natalio Izquierdo Encarnacion billed Medicare for 74 services in 2024
CMS data shows 74 Medicare services from Dr. Izquierdo Encarnacion across 2 procedure codes in 2024, for 34 Medicare patients. Medicare paid $4,071 for them. Every service was in an office.
Dr. Izquierdo Encarnacion compared with the Puerto Rico median for ophthalmologists, 2024
- Dr. Izquierdo Encarnacion
- Puerto Rico median
- Medicare services
- 74vs 12038% below
- Medicare patients
- 34vs 5841% below
- Part D claims
- 2,582vs 2,619Close to median
Medians across 196 ophthalmologists in Puerto Rico with Dmand AI profiles that report each measure.
Dr. Izquierdo Encarnacion'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. Natalio Izquierdo Encarnacion treated 34 Medicare patients in 2024, average age 76
CMS counts 34 Medicare patients who saw Dr. Izquierdo Encarnacion in 2024. The largest group is 75 to 84, with 18 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.32, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Izquierdo Encarnacion's median patient age at 72, with 64% women.
Dr. Izquierdo Encarnacion's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Izquierdo Encarnacion's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes62%
- Arthritis50%
- Chronic kidney disease47%
Share of Medicare patients with each condition. A patient can have several.
Dr. Izquierdo Encarnacion'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
- Women64%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Natalio Izquierdo Encarnacion wrote 2,742 Medicare Part D claims in 2024
In 2024, Dr. Izquierdo Encarnacion wrote 2,742 Medicare Part D claims for 466 patients. 78% of them were for generic drugs. CMS names the drug for 2,582 of them, across 24 drugs with 11 or more claims each, at $156,942 in total drug cost.
Dr. Izquierdo Encarnacion's Part D claims by kind of drug, 2024
- Generic2,136 claims78%
- Brand-name and other606 claims22%
Dr. Izquierdo Encarnacion'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.
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. Natalio Izquierdo Encarnacion ranks in the 34th percentile for cataract surgery in Medicare
Dr. Izquierdo Encarnacion accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 12 procedures of cataract surgery by Dr. Izquierdo Encarnacion, more than 34% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Izquierdo Encarnacion ranks in Medicare procedure volume
- Cataract surgery
- 34th percentile12 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Natalio Izquierdo Encarnacion received $3,460 in industry payments from 2024 to 2025
CMS Open Payments shows 16 general payments to Dr. Izquierdo Encarnacion from 7 drug and device companies from 2024 to 2025. Honoraria make up the largest share, 88% of the total. Rhythm Pharmaceuticals, Inc. paid the most, $3,085.
General payments to Dr. Izquierdo Encarnacion by program year, 2024 to 2025
General payments to Dr. Izquierdo Encarnacion by kind, 2024 to 2025
- Honoraria$3,06088%
- Food and beverage$40012%
Companies that paid Dr. Izquierdo Encarnacion the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Natalio Izquierdo Encarnacion graduated from Ponce School of Medicine
Dr. Izquierdo Encarnacion graduated from Ponce School of Medicine in 1986.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Natalio Izquierdo Encarnacion'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice 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 | 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 Dr. Natalio Izquierdo Encarnacion
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. Natalio Izquierdo Encarnacion's NPI number?
Dr. Natalio Izquierdo Encarnacion's NPI number is 1982652772. It was assigned on May 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Natalio Izquierdo Encarnacion?
Dr. Natalio Izquierdo Encarnacion is an ophthalmologist in San Juan, Puerto Rico. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Natalio Izquierdo Encarnacion practice?
Dr. Izquierdo Encarnacion practices at 371 De Diego Ave, San Juan, PR 00923. Dr. Izquierdo Encarnacion also practices at 405 De Diego, San Juan, PR 00923. Dr. Izquierdo Encarnacion's primary practice is Hospital San Francisco in San Juan, Puerto Rico, part of Metro Pavia Health System.
What is Dr. Natalio Izquierdo Encarnacion's office phone number?
The practice phone on file for Dr. Izquierdo Encarnacion is (787) 767-5100.
What is Dr. Natalio Izquierdo Encarnacion's medical license number?
Dr. Izquierdo Encarnacion holds Puerto Rico license 9133.
Which hospitals is Dr. Natalio Izquierdo Encarnacion affiliated with?
Dr. Izquierdo Encarnacion practices at Hospital San Francisco in San Juan, Puerto Rico.
Does Dr. Natalio Izquierdo Encarnacion accept Medicare?
Yes. CMS data shows Dr. Izquierdo Encarnacion billed Medicare for 74 services in 2024, and Dr. Izquierdo Encarnacion accepts Medicare assignment.
How many Medicare patients does Dr. Natalio Izquierdo Encarnacion see?
CMS counts 34 Medicare patients who saw Dr. Izquierdo Encarnacion in 2024, with an average age of 76.
What services does Dr. Natalio Izquierdo Encarnacion bill to Medicare?
In 2024, Dr. Izquierdo Encarnacion's most billed Medicare services were eye exam or test (92012) and eye exam or test (92133).
Where did Dr. Natalio Izquierdo Encarnacion go to medical school?
Dr. Izquierdo Encarnacion graduated from Ponce School of Medicine in 1986.
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What drugs does Dr. Natalio Izquierdo Encarnacion prescribe most?
In 2024 Medicare Part D data, Dr. Izquierdo Encarnacion's most prescribed drugs by claims were Brimonidine Tartrate, Dorzolamide HCl and Timolol Maleate.
Has Dr. Natalio Izquierdo Encarnacion received payments from drug or device companies?
CMS Open Payments shows $3,460 in general payments to Dr. Izquierdo Encarnacion from 7 companies from 2024 to 2025. The largest total came from Rhythm Pharmaceuticals, Inc.
How long has Dr. Natalio Izquierdo Encarnacion been practicing?
Dr. Izquierdo Encarnacion graduated from medical school in 1986, 40 years ago.
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