Registry data as of Aug 27, 2026

Katelyn Atwater, M.D.

Internal Medicine Physician · Nashville, TN

Katelyn Atwater, M.D. is an internal medicine physician with a practice address in Nashville, Tennessee, and NPI 1134486467, issued on Apr 11, 2012. Check the license (Tennessee MD0000052320, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1134486467
Name
Katelyn Atwater
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD0000052320 TN
Self-reported in NPPES; status is on the state search
Practice location
719 Thompson LN, Nashville, TN 37204
Phone
(615) 936-1212
Enumerated
Apr 11, 2012
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 719 Thompson LN

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

  1. Saif Aburumman, M.D.Student in an Organized Health Care Education/Training Program1881525004
  2. Kathleen Amstutz, APRNFamily Nurse Practitioner1093916074
  3. Carmin BartowSpeech-Language Pathologist1093209207
  4. Sunny Bell, M.D.Student in an Organized Health Care Education/Training Program1922235779
  5. Cynthia Blalock, RN, APRNAdult Health Nurse Practitioner1407251705
  6. Sadiqa Boura, MDStudent in an Organized Health Care Education/Training Program1770945149

Verify Katelyn Atwater 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 MD0000052320
    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.

6% more Medicare Part D claims than the average internal medicine physician in 2024

2,959 Medicare Part D claims for 189 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. 18 claims were for opioids.

  1. Katelyn Atwater2,959
  2. Specialty average2,785

Most prescribed

  1. Atorvastatin Calcium168 claims
  2. Amlodipine Besylate144 claims
  3. Lisinopril120 claims
  4. Gabapentin104 claims
  5. Losartan Potassium99 claims
  6. Trazodone Hcl98 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 Medicare quality score for 2023: 97.1 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 score85.6
  2. Costout of 100 · 30%
  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).

854 internal medicine physician records list a Nashville practice address

They are 854 of the 24,357 NPPES records with a Nashville practice address, and 2,907 internal medicine physician records in Tennessee.

Other internal medicine physician records in Tennessee

  1. Damon Abaray, MDNashville, TN1275680134
  2. Samuel Abbas, MDHixson, TN1497105373
  3. Matthew Abbate, MDNashville, TN1982796306
  4. Kazeen Abdullah, M.D.Smyrna, TN1790084929
  5. Sarmed Abdullah, M.D.Lexington, TN1588755359
  6. Mark Abi Nader, M.D.Memphis, TN1841538147
  7. Mouna Abouamara, MDJohnson City, TN1447324603
  8. Betty Abraham, MDChattanooga, TN1093923633
  9. Vandana Abramson, MDNashville, TN1154359602
  10. Tarek Absi, MDNashville, TN1578647681

Common questions

What is Katelyn Atwater, M.D.'s NPI number?

Katelyn Atwater, M.D.'s National Provider Identifier (NPI) is 1134486467, issued on Apr 11, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Katelyn Atwater, M.D. located?

The NPPES record lists a practice address at 719 Thompson LN, Nashville, TN, 37204. Phone: (615) 936-1212. Providers update this record themselves, so call before visiting.

How can I verify Katelyn Atwater, M.D.'s license?

NPPES lists Tennessee license number MD0000052320, 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 Katelyn Atwater, M.D. prescribe under Medicare Part D?

In 2024, Katelyn Atwater, M.D. had 2,959 Medicare Part D claims for 189 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

What is Katelyn Atwater, M.D.'s Medicare quality score?

The 2023 MIPS final score is 97.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.