Mary Wertheim, NP
Adult Health Nurse Practitioner · Stony Brook, NY
Mary Wertheim, NP is an adult health nurse practitioner with a practice address in Stony Brook, New York, and NPI 1578934964, issued on Oct 12, 2015. Check the license (New York F307318-1, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Wertheim
- Credential
- NP
- Primary taxonomy
- Adult Health Nurse Practitioner 363LA2200X
- License number
- F307318-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- Stony Brook Medicine EM, Stony Brook, NY 11794
- Phone
- (631) 444-2478
- Enumerated
- Oct 12, 2015
- Record last updated
- Aug 1, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160215001301); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest adult health nurse practitioner records → All 6,028 in New York → Look up another NPI →
Also registered at Stony Brook Medicine EM
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shantae Rodriguez, PAPhysician Assistant1902055650
Verify Mary Wertheim in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license F307318-1Check 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 adult health nurse practitioner in 2024
13 Medicare Part D claims, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D.
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.
Bills Medicare through one group practice
- Stony Brook Emergency Physicians, University Faculty Practice CorporatStony Brook, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary Wertheim among 6,028 adult health nurse practitioner records in New York
Mary Wertheim, NP is one of 6,028 adult health nurse practitioner records with a practice address in New York. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 53% of them.
- NPI issued2015 · 53% of these records are older, 43% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 44% of these records are
- Graduated2015 · median 2016 among the 2,678 with a school on file
- Record last updated2016 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
131 adult health nurse practitioner records list a practice address in Stony Brook
They are 131 of the 3,053 NPPES records with a practice address in Stony Brook, and 6,028 adult health nurse practitioner records in New York.
All 6,028 in New York → Every provider in Stony Brook → Adult Health Nurse Practitioner nationwide →
The 8 adult health nurse practitioner records with the nearest ZIP codes
- Susan Aiello, NPStony Brook, NY 117941992917819
- Lilande Beausoleil, NPStony Brook, NY 117941912024951
- Susan Callahan, NPStony Brook, NY 117941881683274
- Jorge Carpintero, NPStony Brook, NY 117941568577872
- Kathleen Dhundale, NPStony Brook, NY 117941235349549
- Debbie Fitzgerald, NURSE PRACTITIONERStony Brook, NY 117941871589184
- Anne Klassert, NPStony Brook, NY 117941467448985
- Teresa Kramer, ANP CStony Brook, NY 117941821022971
Common questions
What is Mary Wertheim, NP's NPI number?
Mary Wertheim, NP's National Provider Identifier (NPI) is 1578934964, issued on Oct 12, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Mary Wertheim, NP located?
The NPPES record lists a practice address at Stony Brook Medicine EM, Stony Brook, NY, 11794. Phone: (631) 444-2478. Providers update this record themselves, so call before visiting.
How can I verify Mary Wertheim, NP's license?
NPPES lists New York license number F307318-1, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Mary Wertheim, NP prescribe under Medicare Part D?
In 2024, Mary Wertheim, NP had 13 Medicare Part D claims; the average among adult health nurse practitioner prescribers was 1,280. 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.