NPPES file of Aug 9, 2026

Sarah Gustafson, M.D.

Emergency Medicine Physician · Johnson City, TN

Sarah Gustafson, M.D. is an emergency medicine physician with a practice address in Johnson City, Tennessee, and NPI 1942437207, issued on Jun 15, 2009. Check the license (Tennessee 0000048317, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1942437207
Name
Sarah Gustafson
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
0000048317 TN
2011-01268 NC
Self-reported in NPPES; status is on the state search
Practice location
400 N State OF Franklin RD, Johnson City, TN 37604
Phone
(423) 431-6562
Enumerated
Jun 15, 2009
Record last updated
Mar 23, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20120803000560); accepts Medicare assignment
Medical or professional school
East Tennessee State University Quillen College Of Medicine, 2009
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 400 N State OF Franklin RD

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

  1. Amani Al Housseiny, MDStudent in an Organized Health Care Education/Training Program1407616675
  2. Rennie Atkins, DPHPharmacist1730449588
  3. Oluwatosin Ayanjoke, MDFamily Medicine Physician1053098566
  4. Brittany Bailey, RN, SRNAStudent in an Organized Health Care Education/Training Program1285500249
  5. Michael Baines, PA-CPhysician Assistant1538423322
  6. Vanessa Bare, APNFamily Nurse Practitioner1750055448

Verify Sarah Gustafson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTennessee Board of Medical Examiners
    Search for license 0000048317
    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 Tennessee 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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63% fewer Medicare Part D claims than the average emergency medicine physician in 2024

84 Medicare Part D claims for 59 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 11 claims were for opioids.

  1. Sarah Gustafson84
  2. Specialty average226

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.

Bills Medicare through 2 group practices

  1. Tri-Cities Observation Services, PCJohnson City, TN
  2. Tri-Cities Regional Emergency Physicians, PCJohnson City, TN

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

Sarah Gustafson among 1,174 emergency medicine physician records in Tennessee

Sarah Gustafson, M.D. is one of 1,174 emergency medicine physician records with a practice address in Tennessee. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 56% of them.

  • NPI issued2009 · 56% of these records are older, 41% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2009 · median 2012 among the 667 with a school on file
  • Record last updated2017 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in Tennessee

There are 1,174 emergency medicine physician records in Tennessee.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Suzanne Allen, MDJohnson City, TN 376041336171412
  2. Borzou Azima, MDJohnson City, TN 376041447297692
  3. Clarence Goulding, MDJohnson City, TN 376041033292362
  4. Farshad Karimpour, M.D.Johnson City, TN 376041679768204
  5. William Lee, MDJohnson City, TN 376041417965633
  6. Nathaniel Lee, MDJohnson City, TN 376041407960222
  7. Morgan McClain, M.D.,Johnson City, TN 376041710173653
  8. Garik Misenar, MDJohnson City, TN 376041619084639

Common questions

What is Sarah Gustafson, M.D.'s NPI number?

Sarah Gustafson, M.D.'s National Provider Identifier (NPI) is 1942437207, issued on Jun 15, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Sarah Gustafson, M.D. located?

The NPPES record lists a practice address at 400 N State OF Franklin RD, Johnson City, TN, 37604. Phone: (423) 431-6562. Providers update this record themselves, so call before visiting.

How can I verify Sarah Gustafson, M.D.'s license?

NPPES lists Tennessee license number 0000048317, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Sarah Gustafson, M.D. prescribe under Medicare Part D?

In 2024, Sarah Gustafson, M.D. had 84 Medicare Part D claims for 59 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.