Registry data as of Aug 27, 2026

Katherine Mendenhall

Internal Medicine Physician · Littleton, CO

Katherine Mendenhall is an internal medicine physician with a practice address in Littleton, Colorado, and NPI 1336283969, issued on Feb 16, 2007. Check the license (Colorado 48638, as entered in NPPES) on the Colorado Medical Board; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1336283969
Name
Katherine Mendenhall
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
48638 CO
Self-reported in NPPES; status is on the state search
Practice location
7600 Shaffer Pkwy, Littleton, CO 80127
Phone
(303) 861-3451
Enumerated
Feb 16, 2007
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 7600 Shaffer Pkwy

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

  1. Fernando Arroyo, MDInternal Medicine Physician1396962718
  2. Sheanna BarclayInternal Medicine Physician1033246012
  3. Clare Barela, LPNEmergency Medicine Physician1487862629
  4. Terencia Beauvais-Nikl, RNRegistered Nurse1285761288
  5. Sherry Bottom, LPNLicensed Practical Nurse1922216183
  6. Audrey BroomNurse's Aide1578690590

Verify Katherine Mendenhall in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license 48638
    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 Colorado 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.

70 internal medicine physician records list a Littleton practice address

They are 70 of the 3,918 NPPES records with a Littleton practice address, and 2,683 internal medicine physician records in Colorado. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other internal medicine physician records in Colorado

  1. Emily Aaron, MDDenver, CO1205256971
  2. Cynthia Abacan, MDPueblo, CO1467438549
  3. David Abbey, MS MDFort Collins, CO1568483196
  4. Ahmed Abdulrahman, MDPueblo, CO1093425068
  5. Victor Abela, D.O.Denver, CO1902194152
  6. Durant Abernethy, M.D.Frisco, CO1427289040
  7. Lon Abney, MDDurango, CO1962883272
  8. Alan Aboaf, MDCentennial, CO1003866393
  9. Adam Abraham, MDAurora, CO1720178304
  10. Phebe Abraham, MDGreeley, CO1558980540

Common questions

What is Katherine Mendenhall's NPI number?

Katherine Mendenhall's National Provider Identifier (NPI) is 1336283969, issued on Feb 16, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Mendenhall located?

The NPPES record lists a practice address at 7600 Shaffer Pkwy, Littleton, CO, 80127. Phone: (303) 861-3451. Providers update this record themselves, so call before visiting.

How can I verify Katherine Mendenhall's license?

NPPES lists Colorado license number 48638, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.