Dr. Nestor J. Flores, MD
- Medicare services, 2024
- 29
- Medicare patients, 2024
- 17
- Part D claims, 2024
- 8,530
- Hospital affiliations
- 1
- Industry payments
- $1,549
- Practice address
- 14 Cll 2, Guaynabo, PR 00969
- Practice phone
- Call (787) 434-1700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Hospital Menonita De Guayama
Guaynabo, Puerto Rico
Find Dr. Flores' 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.
Dr. Nestor J. Flores is a pulmonologist in Guaynabo, Puerto Rico
Dr. Flores practices at Hospital Menonita De Guayama in Guaynabo, Puerto Rico.
Dr. Flores' NPI, 1801015060, was assigned on April 25, 2007. Dr. Flores graduated from San Juan Bautista School of Medicine in 1991. Dr. Flores holds Puerto Rico license 12942.
- NPI
- 1801015060NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7416103999
- NPI enumeration date
- April 25, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (787) 434-1700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nestor J. Flores practices at Hospital Menonita De Guayama in Guaynabo, Puerto Rico
Dr. Flores' primary practice is Hospital Menonita De Guayama, at 14 Cll 2, Guaynabo, PR 00969 in Guaynabo County. The practice phone is (787) 434-1700.
- Hospital Menonita De Guayama14 Cll 2, Guaynabo, PR 00969 · Guaynabo CountyPhone(787) 434-1700
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Nestor J. Flores is affiliated with 2 sites of care
Dr. Flores' primary practice is Hospital Menonita De Guayama in Guaynabo, Puerto Rico. Dr. Flores is also affiliated with Hospital Menonita Guayama.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Nestor J. Flores' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Flores practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hospital Menonita De Guayama | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Nestor J. Flores is one of 122 pulmonologists in Puerto Rico
Pulmonary disease is Dr. Flores' primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. Flores is licensed in Puerto Rico.
Specialties and state licenses
- Pulmonary disease, Puerto RicoPrimary
Pulmonologists near Dr. Flores
Counts of pulmonologists 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. Nestor J. Flores billed Medicare for 29 services in 2024
CMS data shows 29 Medicare services from Dr. Flores across 1 procedure code in 2024, all of them office visits, for 17 Medicare patients. Medicare paid $1,180 for them. Every service was in an office.
Dr. Flores' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 192024: 2953%
Dr. Flores compared with the Puerto Rico median for pulmonologists, 2024
- Dr. Flores
- Puerto Rico median
- Medicare services
- 29vs 7561% below
- Medicare patients
- 17vs 3450% below
- Part D claims
- 8,420vs 2,9262.9 times
Medians across 121 pulmonologists in Puerto Rico with Dmand AI profiles that report each measure.
Dr. Flores' 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.
Need commercial claims for Dr. Flores?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Flores and other pulmonologists in Puerto Rico.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nestor J. Flores treated 17 Medicare patients in 2024, average age 75
CMS counts 17 Medicare patients who saw Dr. Flores in 2024. 75% of them have diabetes, and 75% have high blood pressure. Their average risk score is 1.30, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Flores' median patient age at 78, with 29% women.
Chronic conditions among Dr. Flores' Medicare patients, 2024
- Diabetes75%
- High blood pressure75%
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Dr. Flores' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women29%
- Men71%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nestor J. Flores wrote 8,530 Medicare Part D claims in 2024
In 2024, Dr. Flores wrote 8,530 Medicare Part D claims for 1,134 patients. 53% of them were for generic drugs. CMS names the drug for 8,420 of them, across 30 drugs with 11 or more claims each, at $1,498,973 in total drug cost. In 2023, CMS named 8,598 claims across 27 drugs.
Dr. Flores' Part D claims by kind of drug, 2024
- Generic4,527 claims53%
- Brand-name and other4,003 claims47%
Dr. Flores' 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. Flores' Part D claims, 2024
- Antibiotics2%149 of 8,530 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 8,5982024: 8,4202%
Drugs named by CMS: 30 in 2024, 27 in 2023.
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. Nestor J. Flores takes part in Medicare
Dr. Flores 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Nestor J. Flores received $1,549 in industry payments from 2016 to 2024
CMS Open Payments shows 56 general payments to Dr. Flores from 11 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Boehringer Ingelheim Pharmaceuticals, Inc. paid the most, $816.
General payments to Dr. Flores by program year, 2016 to 2024
Companies that paid Dr. Flores the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Nestor J. Flores graduated from San Juan Bautista School of Medicine
Dr. Flores graduated from San Juan Bautista School of Medicine in 1991.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Nestor J. Flores'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| 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. Nestor J. Flores
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. Nestor J. Flores' NPI number?
Dr. Nestor J. Flores' NPI number is 1801015060. It was assigned on April 25, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Nestor J. Flores?
Dr. Nestor J. Flores is a pulmonologist in Guaynabo, Puerto Rico. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).
Where does Dr. Nestor J. Flores practice?
Dr. Flores practices at 14 Cll 2, Guaynabo, PR 00969. Dr. Flores' primary practice is Hospital Menonita De Guayama in Guaynabo, Puerto Rico.
What is Dr. Nestor J. Flores' office phone number?
The practice phone on file for Dr. Flores is (787) 434-1700.
What is Dr. Nestor J. Flores' medical license number?
Dr. Flores holds Puerto Rico license 12942.
Which hospitals is Dr. Nestor J. Flores affiliated with?
Dr. Flores is affiliated with Hospital Menonita Guayama.
Does Dr. Nestor J. Flores accept Medicare?
Yes. CMS data shows Dr. Flores billed Medicare for 29 services in 2024, and Dr. Flores accepts Medicare assignment.
How many Medicare patients does Dr. Nestor J. Flores see?
CMS counts 17 Medicare patients who saw Dr. Flores in 2024, with an average age of 75.
What services does Dr. Nestor J. Flores bill to Medicare?
In 2024, Dr. Flores' most billed Medicare services were office visit, established patient (99213).
Where did Dr. Nestor J. Flores go to medical school?
Dr. Flores graduated from San Juan Bautista School of Medicine in 1991.
Show 3 more questionsShow fewer questions
What drugs does Dr. Nestor J. Flores prescribe most?
In 2024 Medicare Part D data, Dr. Flores' most prescribed drugs by claims were Montelukast Sodium, Fluticasone Propionate and Spiriva Respimat.
Has Dr. Nestor J. Flores received payments from drug or device companies?
CMS Open Payments shows $1,549 in general payments to Dr. Flores from 11 companies from 2016 to 2024. The largest total came from Boehringer Ingelheim Pharmaceuticals, Inc.
How long has Dr. Nestor J. Flores been practicing?
Dr. Flores graduated from medical school in 1991, 35 years ago.
Selling to pulmonary disease practices?
See pulmonologists in Puerto Rico by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card