Xena Antoinette Whittier, M.D.
Rheumatology Physician · Marietta, GA
Xena Antoinette Whittier, M.D. is a rheumatology physician with a practice address in Marietta, Georgia, and NPI 1710114517, issued on Jun 18, 2009. Check the license (Georgia 074620, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.
- Name
- Xena Antoinette Whittier
- Credential
- M.D.
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- 074620 GA
Self-reported in NPPES; status is on the state search - Practice location
- 700 Church St NE, Marietta, GA 30060
- Phone
- (770) 420-1690
- Enumerated
- Jun 18, 2009
- Record last updated
- Sep 26, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (770) 420-1661
- Medicaid IDs
- 00986895 MS
1958221 LA - Medicare enrollment
- Enrolled (PECOS I20150922000796); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 700 Church St NE
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Allyson Underwood, FNP-BCFamily Nurse Practitioner1639302250
- Kim Wilder-Dyer, MDInternal Medicine Physician1629068945
Verify Xena Antoinette Whittier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersGeorgia Composite Medical Board
Search for license 074620Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% fewer Medicare Part D claims than the average rheumatology physician in 2024
1,016 Medicare Part D claims for 279 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.
Most prescribed
- Prednisone264 claims
- Methotrexate156 claims
- Hydroxychloroquine Sulfate113 claims
- Humira(Cf) Pen49 claims
- Duloxetine Hcl33 claims
- Allopurinol22 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.
The MIPS final score for 2023 (Medicare payment program): 92.9 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,485.08
56 payments; by number, the most common kind was food and beverage; the largest payer was Kiniksa Pharmaceuticals International, plc. The 4,486 providers of this specialty with any payment received $8,538.33 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
- Wellstar Medical Group LLCMarietta, GA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rheumatology Physician providers in Georgia
There are 196 rheumatology physician records in Georgia.
Other rheumatology physician records in Georgia
- Ashley Abbott, MDWoodstock, GA1528521648
- Mohammed Abubaker, MDMarietta, GA1396733796
- Eunice Adu Dapaah, MDAugusta, GA1659900058
- Amir Agha, MDDecatur, GA1730144114
- Huma Ahmed, MDColumbus, GA1972616241
- Naveeda Ahmed, MDAugusta, GA1376501312
- Zohair Ahmed, D.OLawrenceville, GA1255780995
- Nilofer Ahsan, MDAlbany, GA1245338615
- Folashade Alade, M.D.Peachtree City, GA1578731600
- Yaseen Aleatany, MDColumbus, GA1326569815
Common questions
What is Xena Antoinette Whittier, M.D.'s NPI number?
Xena Antoinette Whittier, M.D.'s National Provider Identifier (NPI) is 1710114517, issued on Jun 18, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Xena Antoinette Whittier, M.D. located?
The NPPES record lists a practice address at 700 Church St NE, Marietta, GA, 30060. Phone: (770) 420-1690. Providers update this record themselves, so call before visiting.
How can I verify Xena Antoinette Whittier, M.D.'s license?
NPPES lists Georgia license number 074620, 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 Xena Antoinette Whittier, M.D. prescribe under Medicare Part D?
In 2024, Xena Antoinette Whittier, M.D. had 1,016 Medicare Part D claims for 279 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.
What is Xena Antoinette Whittier, M.D.'s MIPS final score?
The 2023 MIPS final score is 92.9 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.