Registry data as of Aug 27, 2026

Catharine Kauffman, M.D.

Dermatology Physician · Washington, DC

Catharine Kauffman, M.D. is a dermatology physician with a practice address in Washington, District of Columbia, and NPI 1033118328, issued on Jul 19, 2005. Check the license (District of Columbia 18418, as entered in NPPES) on the District of Columbia Board of Medicine; 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
1033118328
Name
Catharine Kauffman
Credential
M.D.
Primary taxonomy
Dermatology Physician 207N00000X
License number
18418 DC
Self-reported in NPPES; status is on the state search
Practice location
3301 New Mexico Ave NW, Washington, DC 20016
Phone
(202) 363-9600
Enumerated
Jul 19, 2005
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.
Download card Updates feed

Also registered at 3301 New Mexico Ave NW

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

  1. Joshua Ammerman, M.D.Neurological Surgery Physician1043361124
  2. Matthew Ammerman, MDNeurological Surgery Physician1871764258
  3. Tricia Ashby-Scabis, AUD, FAAAAudiologist1659461846
  4. Julianne Auman, DPTPhysical Therapist1851759849
  5. Guillermo Balfour, MDPediatrics Physician1366412520
  6. Maria Bertagnolli, FNPFamily Nurse Practitioner1932424959

Verify Catharine Kauffman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersDistrict of Columbia Board of Medicine
    Search for license 18418
    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 District of Columbia 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.

63% fewer Medicare Part D claims than the average dermatology physician in 2024

292 Medicare Part D claims for 113 beneficiaries, against an average of 799 among the 11,754 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.

  1. Catharine Kauffman292
  2. Specialty average799

Most prescribed

  1. Ketoconazole39 claims
  2. Triamcinolone Acetonide37 claims
  3. Doxycycline Hyclate24 claims
  4. Clobetasol Propionate17 claims
  5. Clindamycin Phosphate16 claims
  6. Mupirocin16 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 Medicare quality score for 2023: 93.3 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 score86.7
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%
  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).

Industry payments in 2024: $101.46

4 payments, mostly food and beverage; the largest payer was Incyte Corporation. The 9,431 providers of this specialty with any payment received $8,593.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Catharine Kauffman$101.46
  2. Specialty average$8,593.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

2 hospital and facility affiliations

  1. C L Kauffman MD PLLCWashington, DC
  2. Georgetown Dermatology PLLCWashington, DC

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Dermatology Physician providers in District of Columbia

There are 61 dermatology physician records in District of Columbia.

Other dermatology physician records in District of Columbia

  1. Susan BarryWashington, DC1891793931
  2. Eliot Battle, M.D.Washington, DC1972749505
  3. Meghan Beatson, MDWashington, DC1386272441
  4. Marilyn Berzin, M.D.Washington, DC1043286362
  5. Laura Boger, MDWashington, DC1598022501
  6. Paula BourellyWashington, DC1700884855
  7. Alicia Braun, MDWashington, DC1477521748
  8. Sharon Bridgeman-Shah, M.D.Washington, DC1114168028
  9. Howard Brooks, M.D.Washington, DC1568687739
  10. Karin Brooks, MDWashington, DC1083638977

Common questions

What is Catharine Kauffman, M.D.'s NPI number?

Catharine Kauffman, M.D.'s National Provider Identifier (NPI) is 1033118328, issued on Jul 19, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Catharine Kauffman, M.D. located?

The NPPES record lists a practice address at 3301 New Mexico Ave NW, Washington, DC, 20016. Phone: (202) 363-9600. Providers update this record themselves, so call before visiting.

How can I verify Catharine Kauffman, M.D.'s license?

NPPES lists District of Columbia license number 18418, as entered by the provider. Search the District of Columbia Board of Medicine at https://dchealth.dc.gov/bomed. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Catharine Kauffman, M.D. prescribe under Medicare Part D?

In 2024, Catharine Kauffman, M.D. had 292 Medicare Part D claims for 113 beneficiaries; the average among dermatology physician prescribers was 799. Part D covers Medicare prescriptions only.

What is Catharine Kauffman, M.D.'s Medicare quality score?

The 2023 MIPS final score is 93.3 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), 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.