Dr. Nelson R. Perez, MD
- Medicare services, 2020
- 28
- Part D claims, 2024
- 226
- Hospital affiliations
- 1
- Industry payments
- $421
- Medical groups
- 2
- Practice address
- 6738 State N Hwy, Benton, MO 63736
- Practice phone
- Call (573) 717-1332
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Otto Bean Medical Center
Benton, Missouri
Find Dr. Perez's professional email, personal email and mobile number
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Dr. Nelson R. Perez is an OB-GYN in Benton, Missouri
Dr. Perez practices at Otto Bean Medical Center in Benton, Missouri.
Dr. Perez's NPI, 1043363005, was assigned on January 20, 2007. Dr. Perez graduated from University of Puerto Rico School of Medicine in 1983. Dr. Perez holds Missouri license 117744.
- NPI
- 1043363005NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4880503424
- NPI enumeration date
- January 20, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (573) 717-1332
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nelson R. Perez practices at Otto Bean Medical Center in Benton, Missouri
Dr. Perez's primary practice is Otto Bean Medical Center, at 6738 State N Hwy, Benton, MO 63736 in Scott County. The practice phone is (573) 717-1332.
- Otto Bean Medical Center6738 State N Hwy, Benton, MO 63736 · Scott CountyPhone(573) 717-1332
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Nelson R. Perez is affiliated with 3 sites of care and 2 medical groups
Dr. Perez's primary practice is Otto Bean Medical Center in Benton, Missouri. Dr. Perez is also affiliated with Missouri Delta Medical Center. The medical group on file is SEMO Health Network. Dmand AI also links Dr. Perez to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Nelson R. Perez's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Perez practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Otto Bean Medical Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Nelson R. Perez is one of 712 OB-GYNs in Missouri
Obstetrics and gynecology is Dr. Perez's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Perez is licensed in Missouri.
Specialties and state licenses
- Obstetrics and gynecology, MissouriPrimary
OB-GYNs near Dr. Perez
Counts of OB-GYNs 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. Nelson R. Perez billed Medicare for 28 services in 2020
CMS data shows 28 Medicare services from Dr. Perez across 1 procedure code in 2020. Medicare paid $97 for them. Every service was in an office.
Dr. Perez's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Lab and pathology
- 2019: 342020: 2818%
- Office and hospital visits
- 2019: 962020: 0100%
Dr. Perez compared with the Missouri median for OB-GYNs, 2020
- Dr. Perez
- Missouri median
- Medicare services
- 28vs 5347% below
- Part D claims
- 126vs 452.8 times
Medians across 650 OB-GYNs in Missouri 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 OB-GYNs in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nelson R. Perez's patients have a median age of 40
Across all payers, Dmand AI patient panel data puts Dr. Perez's median patient age at 40, with 90% 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 40
Patient panel by sex, all payers
- Women90%
- Men10%
Source: Dmand AI Patient Panel Data
Dr. Nelson R. Perez wrote 226 Medicare Part D claims in 2024
In 2024, Dr. Perez wrote 226 Medicare Part D claims for 34 patients. 89% of them were for generic drugs. CMS names the drug for 126 of them, across 6 drugs with 11 or more claims each, at $2,086 in total drug cost. In 2023, CMS named 123 claims across 6 drugs.
Dr. Perez's Part D claims by kind of drug, 2024
- Generic202 claims89%
- Brand-name and other24 claims11%
Dr. Perez'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. Perez's Part D claims, 2024
- Antibiotics12%28 of 226 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: 1232024: 1262%
Drugs named by CMS: 6 in 2024, 6 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. Nelson R. Perez takes part in Medicare
Dr. Perez 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. Nelson R. Perez received $421 in industry payments from 2018 to 2025
CMS Open Payments shows 26 general payments to Dr. Perez from 13 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Eli Lilly and Company paid the most, $71.
General payments to Dr. Perez by program year, 2018 to 2025
Companies that paid Dr. Perez the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Nelson R. Perez graduated from University of Puerto Rico School of Medicine
Dr. Perez graduated from University of Puerto Rico School of Medicine in 1983.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Nelson R. 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 | 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 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)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. Nelson R. 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. Nelson R. Perez's NPI number?
Dr. Nelson R. Perez's NPI number is 1043363005. It was assigned on January 20, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Nelson R. Perez?
Dr. Nelson R. Perez is an OB-GYN in Benton, Missouri. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Nelson R. Perez practice?
Dr. Perez practices at 6738 State N Hwy, Benton, MO 63736. Dr. Perez's primary practice is Otto Bean Medical Center in Benton, Missouri. Dmand AI also links Dr. Perez to 1 group practice or clinic and 1 medical group.
What is Dr. Nelson R. Perez's office phone number?
The practice phone on file for Dr. Perez is (573) 717-1332.
What is Dr. Nelson R. Perez's medical license number?
Dr. Perez holds Missouri license 117744.
Which hospitals is Dr. Nelson R. Perez affiliated with?
Dr. Perez is affiliated with Missouri Delta Medical Center.
What medical group is Dr. Nelson R. Perez part of?
Dr. Perez is linked to SEMO Health Network. Dmand AI links Dr. Perez to 1 more medical group.
Does Dr. Nelson R. Perez accept Medicare?
Yes. CMS data shows Dr. Perez billed Medicare for 28 services in 2020, and Dr. Perez accepts Medicare assignment.
What services does Dr. Nelson R. Perez bill to Medicare?
In 2020, Dr. Perez's most billed Medicare services were lab and pathology test (81002).
Where did Dr. Nelson R. Perez go to medical school?
Dr. Perez graduated from University of Puerto Rico School of Medicine in 1983.
Show 3 more questionsShow fewer questions
What drugs does Dr. Nelson R. Perez prescribe most?
In 2024 Medicare Part D data, Dr. Perez's most prescribed drugs by claims were Estradiol, Progesterone and Clotrimazole-Betamethasone.
Has Dr. Nelson R. Perez received payments from drug or device companies?
CMS Open Payments shows $421 in general payments to Dr. Perez from 13 companies from 2018 to 2025. The largest total came from Eli Lilly and Company.
How long has Dr. Nelson R. Perez been practicing?
Dr. Perez graduated from medical school in 1983, 43 years ago.
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