NPPES file of Aug 9, 2026

Chelsea Wiltjer Yost, MD

Internal Medicine Physician · Decatur, GA

Chelsea Wiltjer Yost, MD is an internal medicine physician with a practice address in Decatur, Georgia, and NPI 1215478490, issued on Mar 20, 2017. Check the license (Georgia 84569, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1215478490
Name
Chelsea Wiltjer Yost
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
84569 GA
Self-reported in NPPES; status is on the state search
Practice location
505 Irvin CT Ste 200, Decatur, GA 30030
Phone
(404) 294-0702
Enumerated
Mar 20, 2017
Record last updated
Feb 28, 2022
Medicare enrollment
Enrolled (PECOS I20240617001874); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 505 Irvin CT Ste 200

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Shikha Chacko, M.D.Internal Medicine Physician1568605335
  2. Joshua Wendling, NPFamily Nurse Practitioner1730962507
  3. Lytani Wilson, MD, MPHFamily Medicine Physician1336633569
  4. Saif Zaman, M.D.Orthopaedic Surgery Physician1689964280

Verify Chelsea Wiltjer Yost in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersGeorgia Composite Medical Board
    Search for license 84569
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Georgia license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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98% fewer Medicare Part D claims than the average internal medicine physician in 2024

77 Medicare Part D claims for 37 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 42% of claims.

  1. Chelsea Yost77
  2. Specialty average3,176

Most prescribed

  1. Mounjaro14 claims
  2. Topiramate13 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): 92.3 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.

  1. Qualityout of 100 · 30% of the final score73.8
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Tampa General Medical Group IncTampa, FL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Chelsea Wiltjer Yost among 3,911 internal medicine physician records in Georgia

Chelsea Wiltjer Yost, MD is one of 3,911 internal medicine physician records with a practice address in Georgia. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 72% of them.

  • NPI issued2017 · 72% of these records are older, 25% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2017 · median 2005 among the 2,535 with a school on file
  • Record last updated2022 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

144 internal medicine physician records list a practice address in Decatur

They are 144 of the 5,079 NPPES records with a practice address in Decatur, and 3,911 internal medicine physician records in Georgia.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Naomi Bock, M.D.Decatur, GA 300301376964593
  2. Shikha Chacko, M.D.Decatur, GA 300301568605335
  3. Inger Damon, MD PHDAtlanta, GA 300301306930490
  4. Maxwell Eidex, MDDecatur, GA 300301326154790
  5. Kalyani Ghanta, M.D.Decatur, GA 300301518072198
  6. James Hughes, M.D.Decatur, GA 300301366516304
  7. Kristina Lundberg, MDDecatur, GA 300301023295128
  8. Robert McClung, M.D.Decatur, GA 300301558628065

Common questions

What is Chelsea Wiltjer Yost, MD's NPI number?

Chelsea Wiltjer Yost, MD's National Provider Identifier (NPI) is 1215478490, issued on Mar 20, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Chelsea Wiltjer Yost, MD located?

The NPPES record lists a practice address at 505 Irvin CT Ste 200, Decatur, GA, 30030. Phone: (404) 294-0702. Providers update this record themselves, so call before visiting.

How can I verify Chelsea Wiltjer Yost, MD's license?

NPPES lists Georgia license number 84569, 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 Chelsea Wiltjer Yost, MD prescribe under Medicare Part D?

In 2024, Chelsea Wiltjer Yost, MD had 77 Medicare Part D claims for 37 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Chelsea Wiltjer Yost, MD's MIPS final score?

The 2023 MIPS final score is 92.3 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.