MARY EVA OSTASZEWSKI FNP-C
NPI 1003013236
Nurse Practitioner - Family in Sugar Hill, GA

Active since June 29, 2007PECOS EnrolledAccepts Medicare Assignment
4720 NELSON BROGDON BLVD, SUGAR HILL, GA 30518(770) 945-1990 Get Directions Write a Review

NPPES record last updated: January 9, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mary Eva Ostaszewski Fnp-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARY EVA OSTASZEWSKI FNP-C (NPI 1003013236) is an individual family provider in Sugar Hill, Georgia, licensed in Georgia (RN 144234) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS and is a graduate of Other (2007).

NPPES Registry Identity

NPI1003013236
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMARY EVA OSTASZEWSKICredential: FNP-C
Location Address4720 NELSON BROGDON BLVDSugar Hill, GA 30518-3480
Mailing Address4720 Nelson Brogdon BlvdBuford, GA 30518-3480 · (770) 945-1990 · Fax (770) 945-3631
Sole ProprietorNo
Medical School CMSOtherGraduated 2007
Enumeration DateJune 29, 2007
Last NPPES UpdateJanuary 9, 2026
NPPES CertifiedJanuary 9, 2026
NPI 1003013236 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License Licensed in GA · RN 144234
Also ListedRegistered NurseTaxonomy 163W00000X · License RN144234 (GA)
4720 NELSON BROGDON BLVD, Sugar Hill, GA 30518

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Mary Eva Ostaszewski Fnp-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID42305245
PECOS Enrollment IDI20071003000297
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 9

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
193 services135 patients
Injection, dexamethasone sodium phosphate, 1 mg J1100
Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.
180 services42 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
150 services125 patients
Urinalysis, manual test 81002
A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.
67 services58 patients
Injection of drug or substance under skin or into muscle 96372
This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
66 services55 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
37 services35 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 30518 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$88.06 typical visit price
range $56.84 – $172.43
Typical copayment $22.01 (range $14.21 – $43.10)
Most-billed visit code 99203
Established Patient
$100.20 typical visit price
range $18.22 – $140.40
Typical copayment $25.05 (range $4.55 – $35.10)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
9 suppliers14 claims39 services$6.61 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Physician Assistant
4720 NELSON BROGDON BLVD
BUFORD, GA 30518
Physician Assistant
4720 NELSON BROGDON BLVD
BUFORD, GA 30518
Internal Medicine
4720 NELSON BROGDON BLVD
BUFORD, GA 30518
Nurse Practitioner (Family)
4720 NELSON BROGDON BLVD
BUFORD, GA 30518
Internal Medicine
4720 NELSON BROGDON BLVD
SUGAR HILL, GA 30518
Nurse Practitioner (Family)
4720 NELSON BROGDON BLVD
BUFORD, GA 30518
Internal Medicine
4720 NELSON BROGDON BLVD
SUGARHILL, GA 30518
Nurse Practitioner (Family)
4720 NELSON BROGDON BLVD
BUFORD, GA 30518

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mary Ostaszewski's NPI number?

The NPI number for Mary Ostaszewski is 1003013236. It was assigned to this individual provider in the NPPES registry on June 29, 2007.

Where is Mary Ostaszewski located?

Mary Ostaszewski practices at 4720 Nelson Brogdon Blvd, Sugar Hill, GA 30518. The listed phone number is (770) 945-1990.

What is Mary Ostaszewski's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Mary Ostaszewski enrolled in Medicare?

Yes. Mary Ostaszewski is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Mary Ostaszewski accept?

Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee list Mary Ostaszewski as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mary Ostaszewski was last updated on January 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.