NPPES file of Aug 9, 2026

Katherine S. McClellan, MD

Adult Medicine Physician · Ringgold, GA

Katherine S. McClellan, MD is an adult medicine physician with a practice address in Ringgold, Georgia, and NPI 1023544871, issued on May 11, 2017. Check the license (Georgia 86815, 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
1023544871
Name
Katherine S. McClellan
Credential
MD
Primary taxonomy
Adult Medicine Physician 207QA0505X
License numbers
86815 GA
38347 AL
61985 TN
Self-reported in NPPES; status is on the state search
Practice location
4700 Battlefield Pkwy Ste 200, Ringgold, GA 30736
Phone
(706) 861-4990
Enumerated
May 11, 2017
Record last updated
Nov 10, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(706) 861-9405
Medicare enrollment
Enrolled (PECOS I20201023002073); accepts Medicare assignment
Medical or professional school
Pennsylvania State University College Of Medicine, 2016
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 4700 Battlefield Pkwy Ste 200

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

  1. Rhona CurtsingerGerontology Nurse Practitioner1982478418
  2. Breanne Hunley, D.O.Family Medicine Physician1326475336
  3. Gracie MurrayFamily Medicine Physician1154061851
  4. Sherry Ray, APNFamily Nurse Practitioner1548341175
  5. Erin Simpson, NP-CFamily Nurse Practitioner1700299419
  6. Rebecca Woods, FNPFamily Nurse Practitioner1124851639

Verify Katherine S. McClellan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersGeorgia Composite Medical Board
    Search for license 86815
    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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2.7 times the Medicare Part D claims of the average adult medicine physician in 2024

8,122 Medicare Part D claims for 578 beneficiaries, against an average of 3,002 among the 1,307 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.

  1. Katherine McClellan8,122
  2. Specialty average3,002

Most prescribed

  1. Rosuvastatin Calcium456 claims
  2. Atorvastatin Calcium348 claims
  3. Amlodipine Besylate290 claims
  4. Lisinopril286 claims
  5. Levothyroxine Sodium271 claims
  6. Omeprazole260 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): 94.7 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 score89.4
  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).

Industry payments in 2024: $1,006.85

40 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 664 providers of this specialty with any payment received $1,405.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Katherine McClellan$1,006.85
  2. Specialty average$1,405.95

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

  1. Memorial Health Partners Foundation, IncRinggold, GA

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

Katherine S. McClellan among 59 adult medicine physician records in Georgia

Katherine S. McClellan, MD is one of 59 adult medicine physician records with a practice address in Georgia. 78% 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 64% of them.

  • NPI issued2017 · 64% of these records are older, 32% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 51% of these records are
  • Graduated2016 · median 2007 among the 30 with a school on file
  • Record last updated2020 · 69% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QA0505X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Adult Medicine Physician providers in Georgia

There are 59 adult medicine physician records in Georgia.

The 8 adult medicine physician records with the nearest ZIP codes

  1. Ken Kwok, M.D.Fort Oglethorpe, GA 307421366600322
  2. Jenna Barnes Caron, AGPCNPBCDalton, GA 307201891331575
  3. Fred Gilliard, M.D.Evans, GA 308091629407838
  4. Anna AndersonHartwell, GA 306431114888690
  5. Eric Doane, DOFort Gordon, GA 309051003978529
  6. Carl Steinberg, D.O.Fort Gordon, GA 309051255407730
  7. Alana Villada, DOBuford, GA 305181578069076
  8. Wylie Newton, M.D.Gainesville, GA 305011356348759

Common questions

What is Katherine S. McClellan, MD's NPI number?

Katherine S. McClellan, MD's National Provider Identifier (NPI) is 1023544871, issued on May 11, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Katherine S. McClellan, MD located?

The NPPES record lists a practice address at 4700 Battlefield Pkwy Ste 200, Ringgold, GA, 30736. Phone: (706) 861-4990. Providers update this record themselves, so call before visiting.

How can I verify Katherine S. McClellan, MD's license?

NPPES lists Georgia license number 86815, 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 Katherine S. McClellan, MD prescribe under Medicare Part D?

In 2024, Katherine S. McClellan, MD had 8,122 Medicare Part D claims for 578 beneficiaries; the average among adult medicine physician prescribers was 3,002. Part D covers Medicare prescriptions only.

What is Katherine S. McClellan, MD's MIPS final score?

The 2023 MIPS final score is 94.7 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.