Dr. Ruben Perez, MD
- Medicare services, 2020
- 450
- Part D claims, 2021
- 31
- Hospital affiliations
- 1
- Industry payments
- $706
- Medical group
- 1
- Practice address
- 252 South 4th Street, Lebanon, PA 17042
- Practice phone
- Call (717) 270-7500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Perez's professional email, personal email and mobile number
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Dr. Ruben Perez is a hematologist and oncologist in Lebanon, Pennsylvania
Dr. Perez practices at WellSpan Good Samaritan Hospital in Lebanon, Pennsylvania, part of WellSpan Health.
Dr. Perez's NPI, 1629061452, was assigned on August 26, 2005. Dr. Perez holds Pennsylvania license PE133702.
- NPI
- 1629061452NPI Registry (opens in a new tab)
- NPI enumeration date
- August 26, 2005
- NPI status
- Active
- Practice phone
- (717) 270-7500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ruben Perez practices at WellSpan Good Samaritan Hospital in Lebanon, Pennsylvania
Dr. Perez's primary practice is WellSpan Good Samaritan Hospital, at 252 South 4th Street, Lebanon, PA 17042 in Lebanon County. The practice phone is (717) 270-7500.
- WellSpan Good Samaritan Hospital252 South 4th Street, Lebanon, PA 17042 · Lebanon CountyPhone(717) 270-7500
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ruben Perez is affiliated with 1 site of care and 1 medical group
Dr. Perez's primary practice is WellSpan Good Samaritan Hospital in Lebanon, Pennsylvania, part of WellSpan Health. The medical group on file is WellSpan Digestive Health.
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ruben Perez's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Perez practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| WellSpan Good Samaritan Hospital | 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 WellSpan Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ruben Perez is one of 645 hematologists and oncologists in Pennsylvania
Hematology and oncology is Dr. Perez's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Perez is licensed in Pennsylvania.
Specialties and state licenses
- Hematology and oncology, PennsylvaniaPrimary
Hematologists and oncologists near Dr. Perez
Counts of hematologists and oncologists 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. Ruben Perez billed Medicare for 450 services in 2020
CMS data shows 450 Medicare services from Dr. Perez across 7 procedure codes in 2020. Medicare paid $25,359 for them. Every service was in an office.
Dr. Perez's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 7292020: 45038%
Dr. Perez compared with the Pennsylvania median for hematologists and oncologists, 2020
- Dr. Perez
- Pennsylvania median
- Medicare services
- 450vs 65431% below
- Part D claims
- 31vs 39392% below
Medians across 600 hematologists and oncologists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Perez's most billed Medicare procedure codes, 2020
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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Perez and other hematologists and oncologists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ruben Perez's patients have a median age of 62
Across all payers, Dmand AI patient panel data puts Dr. Perez's median patient age at 62, with 40% women.
Dr. Perez's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women40%
- Men60%
Source: Dmand AI Patient Panel Data
Dr. Ruben Perez wrote 31 Medicare Part D claims in 2021
In 2021, Dr. Perez wrote 31 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $700 in total drug cost. In 2020, CMS named 767 claims across 14 drugs.
Dr. Perez's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 7672021: 3196%
Drugs named by CMS: 1 in 2021, 14 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Ruben Perez received $706 in industry payments from 2016 to 2019
CMS Open Payments shows 19 general payments to Dr. Perez from 8 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 86% of the total. Bristol-Myers Squibb Company paid the most, $241.
General payments to Dr. Perez by program year, 2016 to 2019
General payments to Dr. Perez by kind, 2016 to 2019
- Food and beverage$60586%
- Education$10114%
Companies that paid Dr. Perez the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Ruben Perez'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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. Ruben Perez
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. Ruben Perez's NPI number?
Dr. Ruben Perez's NPI number is 1629061452. It was assigned on August 26, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Ruben Perez?
Dr. Ruben Perez is a hematologist and oncologist in Lebanon, Pennsylvania. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Ruben Perez practice?
Dr. Perez practices at 252 South 4th Street, Lebanon, PA 17042. Dr. Perez's primary practice is WellSpan Good Samaritan Hospital in Lebanon, Pennsylvania, part of WellSpan Health.
What is Dr. Ruben Perez's office phone number?
The practice phone on file for Dr. Perez is (717) 270-7500.
What is Dr. Ruben Perez's medical license number?
Dr. Perez holds Pennsylvania license PE133702.
Which hospitals is Dr. Ruben Perez affiliated with?
Dr. Perez practices at WellSpan Good Samaritan Hospital in Lebanon, Pennsylvania.
What medical group is Dr. Ruben Perez part of?
Dr. Perez is linked to WellSpan Digestive Health.
Does Dr. Ruben Perez accept Medicare?
Yes. CMS data shows Dr. Perez billed Medicare for 450 services in 2020.
What services does Dr. Ruben Perez bill to Medicare?
In 2020, Dr. Perez's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and care management and other visits (99442).
What drugs does Dr. Ruben Perez prescribe most?
In 2021 Medicare Part D data, Dr. Perez's most prescribed drugs by claims were Anastrozole.
Has Dr. Ruben Perez received payments from drug or device companies?
CMS Open Payments shows $706 in general payments to Dr. Perez from 8 companies from 2016 to 2019. The largest total came from Bristol-Myers Squibb Company.
How long has Dr. Ruben Perez been practicing?
Dr. Perez's NPI was assigned in 2005.
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