Marco Rodrigo Oldsman, CRNP
- Medicare patients, 2024
- 76
- Part D claims, 2024
- 1,430
- Hospital affiliations
- 1
- Industry payments
- $145
- Medical group
- 1
- Practice address
- 16 S Eutaw St, Baltimore, MD 21201
- Practice phone
- Call (410) 328-8040
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University of Maryland Medical Group - Cardiology
Baltimore, Maryland
Find Marco Oldsman's 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.
Marco Rodrigo Oldsman is a primary care nurse practitioner in Baltimore, Maryland
Marco Oldsman practices at University of Maryland Medical Group - Cardiology in Baltimore, Maryland.
Marco Oldsman's NPI, 1083166300, was assigned on November 3, 2016. Marco Oldsman holds Maryland license R209333.
- NPI
- 1083166300NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830471051
- NPI enumeration date
- November 3, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (410) 328-8040
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Marco Rodrigo Oldsman practices at University of Maryland Medical Group - Cardiology in Baltimore, Maryland
Marco Oldsman's primary practice is University of Maryland Medical Group - Cardiology, at 16 S Eutaw St, Baltimore, MD 21201 in Baltimore City. The practice phone is (410) 328-8040.
- University of Maryland Medical Group - Cardiology16 S Eutaw St, Baltimore, MD 21201 · Baltimore CityPhone(410) 328-8040
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Marco Rodrigo Oldsman is affiliated with 2 sites of care and 1 medical group
Marco Oldsman's primary practice is University of Maryland Medical Group - Cardiology in Baltimore, Maryland. Marco Oldsman is also affiliated with University of Maryland Medical Center. The medical group on file is University of Maryland Medical Center Gastroenterology and Hepatology.
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 Marco Rodrigo Oldsman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Marco Oldsman practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University of Maryland Medical Group - Cardiology | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Marco Rodrigo Oldsman is one of 216 primary care nurse practitioners in Maryland
Primary care is Marco Oldsman's primary specialty in the NPI Registry, under taxonomy code 363LP2300X. Marco Oldsman is licensed in Maryland.
Specialties and state licenses
- Primary care nurse practitioner, MarylandPrimary
Primary care nurse practitioners near Marco Oldsman
Counts of primary care nurse practitioners 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
Marco Rodrigo Oldsman treated 76 Medicare patients in 2024, average age 69
CMS counts 76 Medicare patients who saw Marco Oldsman in 2024. The largest group is 65 to 74, with 37 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 14% are also on Medicaid. Their average risk score is 3.26, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Marco Oldsman's median patient age at 62, with 32% women.
Marco Oldsman's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Marco Oldsman's Medicare patients by sex, 2024
- Women1824%
- Men5876%
Chronic conditions among Marco Oldsman's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease67%
- Diabetes64%
- Heart failure54%
- Arthritis42%
- Atrial fibrillation36%
Share of Medicare patients with each condition. A patient can have several.
Marco Oldsman'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
- Women32%
- Men68%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Marco Rodrigo Oldsman wrote 1,430 Medicare Part D claims in 2024
In 2024, Marco Oldsman wrote 1,430 Medicare Part D claims for 112 patients. 88% of them were for generic drugs.
Marco Oldsman's Part D claims by kind of drug, 2024
- Generic1,256 claims88%
- Brand-name150 claims10%
- Other24 claims2%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Marco Rodrigo Oldsman offers telehealth to Medicare patients
Marco Oldsman accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Marco Oldsman as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Marco Rodrigo Oldsman received $145 in industry payments in 2025
CMS Open Payments shows 2 general payments to Marco Oldsman from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. One Lambda, Inc. paid the most, $123.
Companies that paid Marco Oldsman the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Marco Rodrigo Oldsman'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 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 (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) |
| 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 Marco Rodrigo Oldsman
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Marco Rodrigo Oldsman's NPI number?
Marco Rodrigo Oldsman's NPI number is 1083166300. It was assigned on November 3, 2016, and it is active in the NPI Registry.
What does Marco Rodrigo Oldsman specialize in?
Marco Rodrigo Oldsman is a primary care nurse practitioner in Baltimore, Maryland. The primary specialty in the NPI Registry is Primary Care Nurse Practitioner (taxonomy code 363LP2300X).
Where does Marco Rodrigo Oldsman practice?
Marco Oldsman practices at 16 S Eutaw St, Baltimore, MD 21201. Marco Oldsman's primary practice is University of Maryland Medical Group - Cardiology in Baltimore, Maryland.
What is Marco Rodrigo Oldsman's office phone number?
The practice phone on file for Marco Oldsman is (410) 328-8040.
What is Marco Rodrigo Oldsman's medical license number?
Marco Oldsman holds Maryland license R209333.
Which hospitals is Marco Rodrigo Oldsman affiliated with?
Marco Oldsman is affiliated with University of Maryland Medical Center.
What medical group is Marco Rodrigo Oldsman part of?
Marco Oldsman is linked to University of Maryland Medical Center Gastroenterology and Hepatology.
Does Marco Rodrigo Oldsman accept Medicare?
Yes. CMS lists Marco Oldsman as accepting Medicare assignment.
Does Marco Rodrigo Oldsman offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Marco Oldsman as offering telehealth services.
How many Medicare patients does Marco Rodrigo Oldsman see?
CMS counts 76 Medicare patients who saw Marco Oldsman in 2024, with an average age of 69.
Has Marco Rodrigo Oldsman received payments from drug or device companies?
CMS Open Payments shows $145 in general payments to Marco Oldsman from 2 companies from 2025 to 2025. The largest total came from One Lambda, Inc.
How long has Marco Rodrigo Oldsman been practicing?
Marco Oldsman graduated from medical school in 2016, 10 years ago.
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