NPPES file of Aug 9, 2026

Rachel Beth Mason, M.D.

Geriatric Medicine (Internal Medicine) Physician · Kansas City, KS

Rachel Beth Mason, M.D. is a geriatric medicine (internal medicine) physician with a practice address in Kansas City, Kansas, and NPI 1619105467, issued on Jun 30, 2009. Check the license (Kansas 04-35715, as entered in NPPES) on the Kansas State Board of Healing Arts; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1619105467
Name
Rachel Beth Mason
Credential
M.D.
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License numbers
04-35715 KS
2012009722 MO
Self-reported in NPPES; status is on the state search
Practice location
3901 Rainbow Blvd, 6040 Delp, MS 1020, Kansas City, KS 66160
Phone
(913) 588-3974
Enumerated
Jun 30, 2009
Record last updated
Dec 22, 2025
Fax
(913) 588-6055
Medicare enrollment
Enrolled (PECOS I20181015000644); accepts Medicare assignment
Medical or professional school
University Of Missouri, Columbia School Of Medicine, 2009
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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8 nearest geriatric medicine (internal medicine) physician records → All 27 in Kansas → Look up another NPI →

Also registered at 3901 Rainbow Blvd, 6040 Delp, MS 1020

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

  1. Eyad Al-Hihi, MDInternal Medicine Physician1972568707
  2. Aram Barbaryan, MDInternal Medicine Physician1386922680
  3. Christopher Brown, MDStudent in an Organized Health Care Education/Training Program1861754194
  4. Jane Broxterman, MDInternal Medicine Physician1679686380
  5. Hieu Doan, M.D.Internal Medicine Physician1558658518
  6. Deon Hayley, DOGeriatric Medicine (Internal Medicine) Physician1336201896

Verify Rachel Beth Mason in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersKansas State Board of Healing Arts
    Search for license 04-35715    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 Kansas 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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4.7 times the Medicare Part D claims of the average geriatric medicine (internal medicine) physician in 2024

19,995 Medicare Part D claims for 618 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 532 claims were for opioids.

  1. Rachel Mason19,995
  2. Specialty average4,246

Most prescribed

  1. Levothyroxine Sodium883 claims
  2. Atorvastatin Calcium719 claims
  3. Sertraline Hcl650 claims
  4. Furosemide619 claims
  5. Gabapentin575 claims
  6. Donepezil Hcl541 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.

Bills Medicare through 2 group practices

  1. CH Specialty Services MO LLCLees Summit, MO
  2. Curana Health OF Missouri-Kansas LLCKansas City, MO

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

Rachel Beth Mason among 27 geriatric medicine (internal medicine) physician records in Kansas

Rachel Beth Mason, M.D. is one of 27 geriatric medicine (internal medicine) physician records with a practice address in Kansas. 59% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 63% of them.

  • NPI issued2009 · 63% of these records are older, 33% newer
  • In a Medicare fileYes · 59% of these records are
  • In the CMS Doctors and Clinicians fileYes · 37% of these records are
  • Graduated2009 · median 2009 among the 10 with a school on file
  • Record last updated2025 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a Kansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Internal Medicine) Physician providers in Kansas

There are 27 geriatric medicine (internal medicine) physician records in Kansas.

All 27 in Kansas → Every provider in Kansas City → Geriatric Medicine (Internal Medicine) Physician nationwide →

The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes

  1. Martha Avery, DNPKansas City, KS 661601770264798
  2. Autumn Brubaker, DOKansas City, KS 661601831650670
  3. Deon Hayley, DOKansas City, KS 661601336201896
  4. Jessica Kalender-Rich, MDKansas City, KS 661601912127697
  5. Haley Rogowski, DOKansas City, KS 661601891499547
  6. Kristy Shang, MDKansas City, KS 661601053016147
  7. Andrea Stand, MDKansas City, KS 661601417481862
  8. Sunita Timilsina, MDKansas City, KS 661601700307667

Common questions

What is Rachel Beth Mason, M.D.'s NPI number?

Rachel Beth Mason, M.D.'s National Provider Identifier (NPI) is 1619105467, issued on Jun 30, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Rachel Beth Mason, M.D. located?

The NPPES record lists a practice address at 3901 Rainbow Blvd, 6040 Delp, MS 1020, Kansas City, KS, 66160. Phone: (913) 588-3974. Providers update this record themselves, so call before visiting.

How can I verify Rachel Beth Mason, M.D.'s license?

NPPES lists Kansas license number 04-35715, as entered by the provider. Search the Kansas State Board of Healing Arts at https://www.ksbha.ks.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Rachel Beth Mason, M.D. prescribe under Medicare Part D?

In 2024, Rachel Beth Mason, M.D. had 19,995 Medicare Part D claims for 618 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions only.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.