Demetrius Marcoulides, NP
Gerontology Nurse Practitioner · Madison, WI
Demetrius Marcoulides, NP is a gerontology nurse practitioner with a practice address in Madison, Wisconsin, and NPI 1952887093, issued on Jul 12, 2018. Check the license with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Demetrius Marcoulides
- Credential
- NP
- Primary taxonomy
- Gerontology Nurse Practitioner 363LG0600X
- License number
- 277.005052 IL
Self-reported in NPPES; status is on the state search - Practice location
- 675 W Washington Ave, Madison, WI 53703
- Phone
- (608) 251-4156
- Enumerated
- Jul 12, 2018
- Record last updated
- Jul 29, 2026
- Medicare enrollment
- Enrolled (PECOS I20210419002153); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest gerontology nurse practitioner records → All 146 in Wisconsin → Look up another NPI →
Also registered at 675 W Washington Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Shane Berken, PHARM.D.Pharmacist1831628825
- Valkyrie Bradford, MAAssistant Behavior Analyst1003632696
- Rebecca Bull, MDFamily Medicine Physician1003831991
Verify Demetrius Marcoulides in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% fewer Medicare Part D claims than the average gerontology nurse practitioner in 2024
588 Medicare Part D claims for 77 beneficiaries, against an average of 1,369 among the 6,165 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Atorvastatin Calcium62 claims
- Amlodipine Besylate28 claims
- Omeprazole28 claims
- Metformin Hcl27 claims
- Lisinopril22 claims
- Naproxen19 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $15.10
1 payment: food and beverage; the largest payer was Exact Sciences Corporation. The 3,903 providers of this specialty with any payment received $742.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Oak Street Health Physicians Group PCChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Demetrius Marcoulides among 146 gerontology nurse practitioner records in Wisconsin
Demetrius Marcoulides, NP is one of 146 gerontology nurse practitioner records with a practice address in Wisconsin. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 54% of them.
- NPI issued2018 · 54% of these records are older, 42% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated2017 · median 2021 among the 80 with a school on file
- Record last updated2026 · 39% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LG0600X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gerontology Nurse Practitioner providers in Wisconsin
There are 146 gerontology nurse practitioner records in Wisconsin.
All 146 in Wisconsin → Every provider in Madison → Gerontology Nurse Practitioner nationwide →
The 8 gerontology nurse practitioner records with the nearest ZIP codes
- Gail Gaustad, NPMadison, WI 537041841259926
- Karin Lindgren, RN,APNP, GNP-BC, DNPMadison, WI 537051902011463
- Mary Schoenwetter, APNPMadison, WI 537051194830570
- Sandra Galles, APNPMadison, WI 537151174779805
- Jessica Leppla, NPMadison, WI 537151467266916
- Laura Wagner, APRN, BC, APNPMadison, WI 537181356555742
- Renee Uzobuihe, APNPMadison, WI 537191902615016
- Sarah Endicott, MSN, GNPNew Glarus, WI 535741811207012
Common questions
What is Demetrius Marcoulides, NP's NPI number?
Demetrius Marcoulides, NP's National Provider Identifier (NPI) is 1952887093, issued on Jul 12, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Demetrius Marcoulides, NP located?
The NPPES record lists a practice address at 675 W Washington Ave, Madison, WI, 53703. Phone: (608) 251-4156. Providers update this record themselves, so call before visiting.
How can I verify Demetrius Marcoulides, NP's license?
Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
How much does Demetrius Marcoulides, NP prescribe under Medicare Part D?
In 2024, Demetrius Marcoulides, NP had 588 Medicare Part D claims for 77 beneficiaries; the average among gerontology nurse practitioner prescribers was 1,369. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.