Mariah Barstow Piazza, MD
Obstetrics & Gynecology Physician · Savannah, GA
Mariah Barstow Piazza, MD is an obstetrics & gynecology physician with a practice address in Savannah, Georgia, and NPI 1578023297, issued on Mar 20, 2019. Check the license (Georgia 96788, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mariah Barstow Piazza
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 96788 GA
Self-reported in NPPES; status is on the state search - Practice location
- 4700 Waters Ave, Savannah, GA 31404
- Phone
- (912) 350-3595
- Enumerated
- Mar 20, 2019
- Record last updated
- Sep 6, 2023
- Medicare enrollment
- Enrolled (PECOS I20230928002047); accepts Medicare assignment
- Medical or professional school
- Emory University School Of Medicine, 2019
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 1,430 in Georgia → Look up another NPI →
Also registered at 4700 Waters Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kendra Adams, C.R.N.A.Certified Registered Nurse Anesthetist1811210784
- John Adent, MDStudent in an Organized Health Care Education/Training Program1275235814
- Wuraola Afolabi, MDStudent in an Organized Health Care Education/Training Program1851750129
- Amber Aimar, NPNurse Practitioner1285418301
- Marshall AkinObstetrics & Gynecology Physician1619553427
- Erin Allen, AAAnesthesiologist Assistant1316298094
Verify Mariah Barstow Piazza in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersGeorgia Composite Medical Board
Search for license 96788Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
53% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
78 Medicare Part D claims for 28 beneficiaries, against an average of 165 among the 28,733 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.
Industry payments in 2024: $400.85
21 payments; by number, the most common kind was food and beverage; the largest payer was Sumitomo Pharma America, Inc. The 21,429 providers of this specialty with any payment received $1,030.61 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
- Savannah Multispecialty Associates LLCSavannah, GA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mariah Barstow Piazza among 1,430 obstetrics & gynecology physician records in Georgia
Mariah Barstow Piazza, MD is one of 1,430 obstetrics & gynecology physician records with a practice address in Georgia. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 87% of them.
- NPI issued2019 · 87% of these records are older, 9% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2019 · median 2004 among the 839 with a school on file
- Record last updated2023 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
59 obstetrics & gynecology physician records list a practice address in Savannah
They are 59 of the 5,692 NPPES records with a practice address in Savannah, and 1,430 obstetrics & gynecology physician records in Georgia.
All 1,430 in Georgia → Every provider in Savannah → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Janice AbernathySavannah, GA 314041801445770
- Marshall AkinSavannah, GA 314041619553427
- Karen Baker, MDSavannah, GA 314041699725242
- Pamela Gaudry, MDSavannah, GA 314041740236470
- Dina Linfoot, M.D.Savannah, GA 314041760592927
- Sashia Malone, MDSavannah, GA 314041194284901
- Ramon Meguiar, M.D.Savannah, GA 314041013077197
- William Osborne, MDSavannah, GA 314041841239472
Common questions
What is Mariah Barstow Piazza, MD's NPI number?
Mariah Barstow Piazza, MD's National Provider Identifier (NPI) is 1578023297, issued on Mar 20, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Mariah Barstow Piazza, MD located?
The NPPES record lists a practice address at 4700 Waters Ave, Savannah, GA, 31404. Phone: (912) 350-3595. Providers update this record themselves, so call before visiting.
How can I verify Mariah Barstow Piazza, MD's license?
NPPES lists Georgia license number 96788, as entered by the provider. Search the Georgia Composite Medical Board at https://medicalboard.georgia.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mariah Barstow Piazza, MD prescribe under Medicare Part D?
In 2024, Mariah Barstow Piazza, MD had 78 Medicare Part D claims for 28 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.