Mary Eva Ostaszewski, FNP-C
Family Nurse Practitioner · Sugar Hill, GA
Mary Eva Ostaszewski, FNP-C is a family nurse practitioner with a practice address in Sugar Hill, Georgia, and NPI 1003013236, issued on Jun 29, 2007. Check the license (Georgia RN 144234, as entered in NPPES) with the Georgia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Eva Ostaszewski
- Credential
- FNP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- RN 144234 GA
RN144234 GA
Self-reported in NPPES; status is on the state search - Practice location
- 4720 Nelson Brogdon Blvd, Sugar Hill, GA 30518
- Phone
- (770) 945-1990
- Enumerated
- Jun 29, 2007
- Record last updated
- Jan 9, 2026
- Medicare enrollment
- Enrolled (PECOS I20071003000297); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 4720 Nelson Brogdon Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christopher Borrego, D.O.Internal Medicine Physician1811999543
- Robert Dambach, D.O.Internal Medicine Physician1538161252
Verify Mary Eva Ostaszewski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Georgia board licenses this profession
Search for license RN 144234Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.0 times the Medicare Part D claims of the average family nurse practitioner in 2024
6,462 Medicare Part D claims for 1,166 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 47 claims were for opioids.
Most prescribed
- Atorvastatin Calcium359 claims
- Levothyroxine Sodium337 claims
- Amlodipine Besylate319 claims
- Lisinopril278 claims
- Rosuvastatin Calcium241 claims
- Losartan Potassium215 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: $53.34
3 payments; by number, the most common kind was food and beverage; the largest payer was Exact Sciences Corporation. The 99,489 providers of this specialty with any payment received $650.95 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
- Tri County Internal Medicine, PCSugar Hill, GA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
9 family nurse practitioner records list a practice address in Sugar Hill
They are 9 of the 132 NPPES records with a practice address in Sugar Hill, and 8,635 family nurse practitioner records in Georgia.
All 9 in Sugar Hill → All 8,635 in Georgia → Every provider in Sugar Hill →
Other family nurse practitioner records in Georgia
- Diana Ababio, NPDecatur, GA1760243364
- Ugomma Abanukam, DNP, FNPAtlanta, GA1609580471
- Adefunke Abatan, NPHampton, GA1164247011
- Johnna Abbasi, FNPCedartown, GA1508331505
- Lisa Abbott, NPMarietta, GA1982217402
- Mary Abdul, RN-BC, MSN, FNP-BCLithia Springs, GA1780112789
- Nadirah Abdul-Mateen, NPAtlanta, GA1932806072
- Kari Abernathy, NPEllijay, GA1336438266
- Taylor Abernathy, CFNPMacon, GA1942618780
- Marijane Abeyta, NPKennesaw, GA1548840770
Common questions
What is Mary Eva Ostaszewski, FNP-C's NPI number?
Mary Eva Ostaszewski, FNP-C's National Provider Identifier (NPI) is 1003013236, issued on Jun 29, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mary Eva Ostaszewski, FNP-C located?
The NPPES record lists a practice address at 4720 Nelson Brogdon Blvd, Sugar Hill, GA, 30518. Phone: (770) 945-1990. Providers update this record themselves, so call before visiting.
How can I verify Mary Eva Ostaszewski, FNP-C's license?
NPPES lists Georgia license number RN 144234, as entered by the provider. Search the Georgia board that licenses this profession; the NPPES record confirms identity only.
How much does Mary Eva Ostaszewski, FNP-C prescribe under Medicare Part D?
In 2024, Mary Eva Ostaszewski, FNP-C had 6,462 Medicare Part D claims for 1,166 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.