Dr. Stephanie Colon-Lopez, MD
- Medicare services, 2024
- 44
- Medicare patients, 2024
- 36
- Part D claims, 2024
- 2,574
- Hospital affiliations
- 2
- Industry payments
- $12,606
- Practice address
- 735 San Juan, San Juan, PR 00907
- Practice phone
- Call (787) 523-1417
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Fresenius Medical Care - Santa Juanita Dialysis
San Juan, Puerto Rico
Find Dr. Colon-Lopez's professional email, personal email and mobile number
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Dr. Stephanie Colon-Lopez is a nephrologist in San Juan, Puerto Rico
Dr. Colon-Lopez practices at Fresenius Medical Care - Santa Juanita Dialysis in San Juan, Puerto Rico.
Dr. Colon-Lopez's NPI, 1487065199, was assigned on May 15, 2014. Dr. Colon-Lopez graduated from University of Puerto Rico School of Medicine in 2019. Dr. Colon-Lopez holds Puerto Rico license 19285.
- NPI
- 1487065199NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5496087173
- NPI enumeration date
- May 15, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (787) 523-1417
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Stephanie Colon-Lopez practices at Fresenius Medical Care - Santa Juanita Dialysis in San Juan, Puerto Rico
Dr. Colon-Lopez's primary practice is Fresenius Medical Care - Santa Juanita Dialysis, at 735 San Juan, San Juan, PR 00907 in San Juan County. The practice phone is (787) 523-1417.
- Fresenius Medical Care - Santa Juanita Dialysis735 San Juan, San Juan, PR 00907 · San Juan CountyPhone(787) 523-1417
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Stephanie Colon-Lopez is affiliated with 5 sites of care
Dr. Colon-Lopez's primary practice is Fresenius Medical Care - Santa Juanita Dialysis in San Juan, Puerto Rico. Dr. Colon-Lopez is also affiliated with Bayamón Medical Center. Dmand AI also links Dr. Colon-Lopez to 1 more hospital and 2 dialysis centers, each named with a free account.
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. Stephanie Colon-Lopez's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Colon-Lopez practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fresenius Medical Care - Santa Juanita Dialysis | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Stephanie Colon-Lopez is one of 122 nephrologists in Puerto Rico
Nephrology is Dr. Colon-Lopez's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Colon-Lopez is licensed in Puerto Rico.
Specialties and state licenses
- Nephrology, Puerto RicoPrimary
Nephrologists near Dr. Colon-Lopez
Counts of nephrologists 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. Stephanie Colon-Lopez billed Medicare for 44 services in 2024
CMS data shows 44 Medicare services from Dr. Colon-Lopez across 1 procedure code in 2024, all of them office visits, for 36 Medicare patients. Medicare paid $2,322 for them. Every service was in an office.
Dr. Colon-Lopez's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 472024: 446%
Dr. Colon-Lopez compared with the Puerto Rico median for nephrologists, 2024
- Dr. Colon-Lopez
- Puerto Rico median
- Medicare services
- 44vs 7037% below
- Medicare patients
- 36vs 36Close to median
- Part D claims
- 2,183vs 1,56839% above
Medians across 124 nephrologists in Puerto Rico with Dmand AI profiles that report each measure.
Dr. Colon-Lopez'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. Stephanie Colon-Lopez treated 36 Medicare patients in 2024, average age 77
CMS counts 36 Medicare patients who saw Dr. Colon-Lopez in 2024. The largest group is 65 to 74, with 14 patients. 75% of them have chronic kidney disease, and 75% have diabetes. Their average risk score is 1.94, 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. Colon-Lopez's median patient age at 54, with 50% women.
Dr. Colon-Lopez's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Colon-Lopez's Medicare patients by sex, 2024
- Women2056%
- Men1644%
Chronic conditions among Dr. Colon-Lopez's Medicare patients, 2024
- Chronic kidney disease75%
- Diabetes75%
- High blood pressure75%
- High cholesterol75%
- Arthritis44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Colon-Lopez's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Stephanie Colon-Lopez wrote 2,574 Medicare Part D claims in 2024
In 2024, Dr. Colon-Lopez wrote 2,574 Medicare Part D claims for 492 patients. 59% of them were for generic drugs. CMS names the drug for 2,183 of them, across 48 drugs with 11 or more claims each, at $1,033,937 in total drug cost. In 2023, CMS named 1,827 claims across 45 drugs.
Dr. Colon-Lopez's Part D claims by kind of drug, 2024
- Generic1,510 claims59%
- Brand-name and other1,064 claims41%
Dr. Colon-Lopez'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. Colon-Lopez's Part D claims, 2024
- Antibiotics4%97 of 2,574 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: 1,8272024: 2,18319%
Drugs named by CMS: 48 in 2024, 45 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. Stephanie Colon-Lopez takes part in Medicare
Dr. Colon-Lopez 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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Dr. Stephanie Colon-Lopez received $12,606 in industry payments from 2016 to 2025
CMS Open Payments shows 266 general payments to Dr. Colon-Lopez from 26 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 83% of the total. Janssen Pharmaceuticals, Inc paid the most, $2,591.
General payments to Dr. Colon-Lopez by program year, 2016 to 2025
General payments to Dr. Colon-Lopez by kind, 2016 to 2025
- Food and beverage$10,44383%
- Consulting fees$2,04016%
- Education$1011%
- Travel and lodging$220%
Companies that paid Dr. Colon-Lopez the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Stephanie Colon-Lopez graduated from University of Puerto Rico School of Medicine
Dr. Colon-Lopez graduated from University of Puerto Rico School of Medicine in 2019.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Stephanie Colon-Lopez'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. Stephanie Colon-Lopez
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. Stephanie Colon-Lopez's NPI number?
Dr. Stephanie Colon-Lopez's NPI number is 1487065199. It was assigned on May 15, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephanie Colon-Lopez?
Dr. Stephanie Colon-Lopez is a nephrologist in San Juan, Puerto Rico. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Stephanie Colon-Lopez practice?
Dr. Colon-Lopez practices at 735 San Juan, San Juan, PR 00907. Dr. Colon-Lopez's primary practice is Fresenius Medical Care - Santa Juanita Dialysis in San Juan, Puerto Rico. Dmand AI also links Dr. Colon-Lopez to 1 hospital and 2 dialysis centers.
What is Dr. Stephanie Colon-Lopez's office phone number?
The practice phone on file for Dr. Colon-Lopez is (787) 523-1417.
What is Dr. Stephanie Colon-Lopez's medical license number?
Dr. Colon-Lopez holds Puerto Rico license 19285.
Which hospitals is Dr. Stephanie Colon-Lopez affiliated with?
Dr. Colon-Lopez is affiliated with Bayamón Medical Center. Dmand AI links Dr. Colon-Lopez to 1 more hospital.
Does Dr. Stephanie Colon-Lopez accept Medicare?
Yes. CMS data shows Dr. Colon-Lopez billed Medicare for 44 services in 2024, and Dr. Colon-Lopez accepts Medicare assignment.
How many Medicare patients does Dr. Stephanie Colon-Lopez see?
CMS counts 36 Medicare patients who saw Dr. Colon-Lopez in 2024, with an average age of 77.
What services does Dr. Stephanie Colon-Lopez bill to Medicare?
In 2024, Dr. Colon-Lopez's most billed Medicare services were office visit, established patient (99213).
Where did Dr. Stephanie Colon-Lopez go to medical school?
Dr. Colon-Lopez graduated from University of Puerto Rico School of Medicine in 2019.
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What drugs does Dr. Stephanie Colon-Lopez prescribe most?
In 2024 Medicare Part D data, Dr. Colon-Lopez's most prescribed drugs by claims were Farxiga, Jardiance and Calcium Acetate.
Has Dr. Stephanie Colon-Lopez received payments from drug or device companies?
CMS Open Payments shows $12,606 in general payments to Dr. Colon-Lopez from 26 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Stephanie Colon-Lopez been practicing?
Dr. Colon-Lopez graduated from medical school in 2019, 7 years ago.
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