Marc Sadovnic, MD
Nephrology Physician · Geneva, NY
Marc Sadovnic, MD is a nephrology physician with a practice address in Geneva, New York, and NPI 1245313899, issued on Oct 24, 2006. Check the license (New York 190338, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Marc Sadovnic
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 190338 NY
Self-reported in NPPES; status is on the state search - Practice location
- 200 North St, Geneva, NY 14456
- Phone
- (315) 787-5100
- Enumerated
- Oct 24, 2006
- Record last updated
- Jun 28, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (315) 787-5108
- Medicaid ID
- 1372976 NY
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 1,049 in New York → Look up another NPI →
Also registered at 200 North St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kathrin Berg, MDPediatrics Physician1710053673
- Theresa Bodine, PAPhysician Assistant1780746487
- Michael Collins, MDInternal Medicine Physician1295899003
Verify Marc Sadovnic in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 190338Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average nephrology physician in 2024
12 Medicare Part D claims, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Marc Sadovnic among 1,049 nephrology physician records in New York
Marc Sadovnic, MD is one of 1,049 nephrology physician records with a practice address in New York. 85% 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, 47% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileNo · 73% of these records are
- Record last updated2010 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in New York
There are 1,049 nephrology physician records in New York.
All 1,049 in New York → Every provider in Geneva → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Leonard Meggs, M.D.Geneva, NY 144561265521793
- Daniel Rechlin, DOGeneseo, NY 144541528588464
- Dhanya Vijay, MDAlbion, NY 144111588861819
- Patricia Nogueira De Sa, MDNewark, NY 145131346801909
- Sujatha Addagatla, M.D.Niagara Falls, NY 143041720168198
- Edwin Anand, M,D.Niagara Falls, NY 143041316117617
- Madhavendra DhakalRochester, NY 146201295723799
- Craig Kaplan, M.D.Rochester, NY 146201487642773
Common questions
What is Marc Sadovnic, MD's NPI number?
Marc Sadovnic, MD's National Provider Identifier (NPI) is 1245313899, issued on Oct 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marc Sadovnic, MD located?
The NPPES record lists a practice address at 200 North St, Geneva, NY, 14456. Phone: (315) 787-5100. Providers update this record themselves, so call before visiting.
How can I verify Marc Sadovnic, MD's license?
NPPES lists New York license number 190338, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Marc Sadovnic, MD prescribe under Medicare Part D?
In 2024, Marc Sadovnic, MD had 12 Medicare Part D claims; the average among nephrology physician prescribers was 1,465. 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.