Leo Dreyfuss, MD
Urology Physician · Plainville, CT
Leo Dreyfuss, MD is a urology physician with a practice address in Plainville, Connecticut, and NPI 1306477302, issued on Jan 29, 2020. Check the license (Connecticut 84609, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Leo Dreyfuss
- Credential
- MD
- Primary taxonomy
- Urology Physician 208800000X
- License number
- 84609 CT
Self-reported in NPPES; status is on the state search - Practice location
- 201 N Mountain RD Ste 300, Plainville, CT 06062
- Phone
- (860) 348-2500
- Enumerated
- Jan 29, 2020
- Record last updated
- Jun 16, 2026
- Medicare enrollment
- Enrolled (PECOS I20260528000501); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest urology physician records → All 185 in Connecticut → Look up another NPI →
Also registered at 201 N Mountain RD Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shuo-Chieh WuUrology Physician1104386358
Verify Leo Dreyfuss in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 84609Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average urology physician in 2024
118 Medicare Part D claims for 70 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D.
Most prescribed
- Tamsulosin Hcl31 claims
- Finasteride12 claims
- Ibuprofen12 claims
- Sulfamethoxazole-Trimethoprim11 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.
Leo Dreyfuss among 185 urology physician records in Connecticut
Leo Dreyfuss, MD is one of 185 urology physician records with a practice address in Connecticut. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 94% of them.
- NPI issued2020 · 94% of these records are older, 4% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2020 · median 2006 among the 127 with a school on file
- Record last updated2026 · 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Urology Physician providers in Connecticut
There are 185 urology physician records in Connecticut.
All 185 in Connecticut → Every provider in Plainville → Urology Physician nationwide →
The 8 urology physician records with the nearest ZIP codes
- Shuo-Chieh WuPlainville, CT 060621104386358
- Jerome Roth, MDSharon, CT 060691538132972
- Corlis Archer-Goode, M.D.New Britain, CT 060521437152360
- Robert Ave'Lallemant, M.D.New Britain, CT 060521669469839
- Paul Ceplenski, M.D.New Britain, CT 060521275564205
- Keith Kaplan, M.D.New Britain, CT 060521932107851
- Joshua Stein, MDNew Britain, CT 060521689842569
- Scott Matson, MDSouth Windsor, CT 060741275502916
Common questions
What is Leo Dreyfuss, MD's NPI number?
Leo Dreyfuss, MD's National Provider Identifier (NPI) is 1306477302, issued on Jan 29, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Leo Dreyfuss, MD located?
The NPPES record lists a practice address at 201 N Mountain RD Ste 300, Plainville, CT, 06062. Phone: (860) 348-2500. Providers update this record themselves, so call before visiting.
How can I verify Leo Dreyfuss, MD's license?
NPPES lists Connecticut license number 84609, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Leo Dreyfuss, MD prescribe under Medicare Part D?
In 2024, Leo Dreyfuss, MD had 118 Medicare Part D claims for 70 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.