NPPES file of Aug 9, 2026

Charles Benjamin Palmer, D.O.

Gynecologic Oncology Physician · Louisville, KY

Charles Benjamin Palmer, D.O. is a gynecologic oncology physician with a practice address in Louisville, Kentucky, and NPI 1801090626, issued on Jun 14, 2007. Check the license (Kentucky 04495, as entered in NPPES) on the Kentucky Board of Medical Licensure; 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
1801090626
Name
Charles Benjamin Palmer
Credential
D.O.
Primary taxonomy
Gynecologic Oncology Physician 207VX0201X
License numbers
04495 KY
2011-00750 NC
OS018028 PA
Self-reported in NPPES; status is on the state search
Practice location
10200 Forest Green Blvd Ste 112, Louisville, KY 40223
Phone
(877) 866-7123
Enumerated
Jun 14, 2007
Record last updated
Sep 15, 2025
Medicare enrollment
Enrolled (PECOS I20190807001579); accepts Medicare assignment
Medical or professional school
University Of Pikeville, Kentucky College Of Osteopathic Med, 2007
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 10200 Forest Green Blvd Ste 112

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

  1. John Vanaalst, MDPlastic and Reconstructive Surgery Physician1417043852
  2. Sherri WilliamsCase Management Registered Nurse1790321792

Verify Charles Benjamin Palmer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersKentucky Board of Medical Licensure
    Search for license 04495
    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 Kentucky 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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4.5 times the Medicare Part D claims of the average gynecologic oncology physician in 2024

880 Medicare Part D claims for 207 beneficiaries, against an average of 195 among the 1,475 providers of this specialty who prescribed in Part D. Brand-name drugs were 45% of claims.

  1. Charles Palmer880
  2. Specialty average195

Most prescribed

  1. Santyl193 claims
  2. Ssd133 claims
  3. Ammonium Lactate119 claims
  4. Triamcinolone Acetonide82 claims
  5. Clobetasol Propionate76 claims
  6. Silver Sulfadiazine67 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 practice group's MIPS final score for 2023 (Medicare payment program): 85 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score72.2
  2. Costout of 100 · 30%44.4
  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, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Vohra Post Acute Care Physicians OF The East PALouisville, KY

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

Charles Benjamin Palmer among 31 gynecologic oncology physician records in Kentucky

Charles Benjamin Palmer, D.O. is one of 31 gynecologic oncology physician records with a practice address in Kentucky. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 45% of them.

  • NPI issued2007 · 45% of these records are older, 52% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2007 · median 2007 among the 21 with a school on file
  • Record last updated2025 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VX0201X and a Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gynecologic Oncology Physician providers in Kentucky

There are 31 gynecologic oncology physician records in Kentucky.

The 8 gynecologic oncology physician records with the nearest ZIP codes

  1. Sandra Brooks, M.D.Louisville, KY 402071013944750
  2. Jeffrey Goldberg, M.D.Louisville, KY 402071720045834
  3. Mary Gordinier, M.D.Louisville, KY 402071639192297
  4. Justin Gorski, M.D.Louisville, KY 402071164840385
  5. Steven Pursell, M.D.Louisville, KY 402071831157411
  6. Monica Vetter, MDLouisville, KY 402071811331390
  7. Daniel Margul, MD PHDLouisville, KY 402051205222940
  8. Whitney Goldsberry, M.D.Louisville, KY 402021043638257

Common questions

What is Charles Benjamin Palmer, D.O.'s NPI number?

Charles Benjamin Palmer, D.O.'s National Provider Identifier (NPI) is 1801090626, issued on Jun 14, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Charles Benjamin Palmer, D.O. located?

The NPPES record lists a practice address at 10200 Forest Green Blvd Ste 112, Louisville, KY, 40223. Phone: (877) 866-7123. Providers update this record themselves, so call before visiting.

How can I verify Charles Benjamin Palmer, D.O.'s license?

NPPES lists Kentucky license number 04495, as entered by the provider. Search the Kentucky Board of Medical Licensure at https://web1.ky.gov/GenSearch/LicenseSearch.aspx?AGY=5. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Charles Benjamin Palmer, D.O. prescribe under Medicare Part D?

In 2024, Charles Benjamin Palmer, D.O. had 880 Medicare Part D claims for 207 beneficiaries; the average among gynecologic oncology physician prescribers was 195. Part D covers Medicare prescriptions only.

What is Charles Benjamin Palmer, D.O.'s MIPS final score?

The 2023 MIPS final score is 85 of 100, reported for the practice group. 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.