Mark E. Leo, M.D.
Urology Physician · West Warwick, RI
Mark E. Leo, M.D. is a urology physician with a practice address in West Warwick, Rhode Island, and NPI 1730117730, issued on Jun 29, 2006. Check the license (Rhode Island MD20890, as entered in NPPES) on the Rhode Island Board of Medical Licensure and Discipline; the Medicare figures below come from public CMS files.
- Name
- Mark E. Leo
- Credential
- M.D.
- Primary taxonomy
- Urology Physician 208800000X
- License numbers
- MD20890 RI
ME156736 FL
MD-46876 IA
32682 MN
Self-reported in NPPES; status is on the state search - Practice location
- 207 Quaker LN FL 1, West Warwick, RI 02893
- Phone
- (401) 828-7110
- Enumerated
- Jun 29, 2006
- Record last updated
- Dec 16, 2025
- Fax
- (401) 827-6364
- Medicare enrollment
- Enrolled (PECOS I20251204004256); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest urology physician records → All 66 in Rhode Island → Look up another NPI →
Also registered at 207 Quaker LN FL 1
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Atip Chatsudthipong, M.D.Urology Physician1508126590
- Ashley CoughlinNurse Practitioner1386515757
- James Groat, APRNNurse Practitioner1720824881
Verify Mark E. Leo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersRhode Island Board of Medical Licensure and Discipline
Search for license MD20890Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
18% more Medicare Part D claims than the average urology physician in 2024
1,584 Medicare Part D claims for 531 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 57 claims were for opioids.
Most prescribed
- Tamsulosin Hcl571 claims
- Ciprofloxacin Hcl282 claims
- Finasteride86 claims
- Testosterone Cypionate70 claims
- Alfuzosin Hcl Er57 claims
- Gemtesa48 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: $1,179.85
40 payments; by number, the most common kind was food and beverage; the largest payer was Teleflex LLC. The 9,340 providers of this specialty with any payment received $3,800.04 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.
Mark E. Leo among 66 urology physician records in Rhode Island
Mark E. Leo, M.D. is one of 66 urology physician records with a practice address in Rhode Island. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.
- NPI issued2006 · 11% of these records are older, 55% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2017 · median 2004 among the 42 with a school on file
- Record last updated2025 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a Rhode Island practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
8 urology physician records list a practice address in West Warwick
They are 8 of the 309 NPPES records with a practice address in West Warwick, and 66 urology physician records in Rhode Island.
All 66 in Rhode Island → Every provider in West Warwick → Urology Physician nationwide →
The 8 urology physician records with the nearest ZIP codes
- Joseph Cambio, MDWest Warwick, RI 028931346245305
- Angelo Cambio, MDWest Warwick, RI 028931508879610
- Joseph Cambio, D.O.West Warwick, RI 028931558428540
- Vincent Catallozzi, M.D.West Warwick, RI 028931174528699
- Atip Chatsudthipong, M.D.West Warwick, RI 028931508126590
- Bruce Kilstein, D.O.West Warwick, RI 028931710994686
- Alexander Lubin, M.D.West Warwick, RI 028931457795015
- Erik Enquist, MDWesterly, RI 028911619963535
Common questions
What is Mark E. Leo, M.D.'s NPI number?
Mark E. Leo, M.D.'s National Provider Identifier (NPI) is 1730117730, issued on Jun 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark E. Leo, M.D. located?
The NPPES record lists a practice address at 207 Quaker LN FL 1, West Warwick, RI, 02893. Phone: (401) 828-7110. Providers update this record themselves, so call before visiting.
How can I verify Mark E. Leo, M.D.'s license?
NPPES lists Rhode Island license number MD20890, as entered by the provider. Search the Rhode Island Board of Medical Licensure and Discipline at https://healthri.mylicense.com/Verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mark E. Leo, M.D. prescribe under Medicare Part D?
In 2024, Mark E. Leo, M.D. had 1,584 Medicare Part D claims for 531 beneficiaries; the average among urology physician prescribers was 1,340. 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.