NPPES file of Aug 9, 2026

William K. Rosen, M.D.

Geriatric Medicine (Family Medicine) Physician · Springfield, MO

William K. Rosen, M.D. is a geriatric medicine (family medicine) physician with a practice address in Springfield, Missouri, and NPI 1437240520, issued on Sep 27, 2006. Check the license (Missouri R2A48, as entered in NPPES) on the Missouri Board of Registration for the 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
1437240520
Name
William K. Rosen
Credential
M.D.
Primary taxonomy
Geriatric Medicine (Family Medicine) Physician 207QG0300X
License number
R2A48 MO
Self-reported in NPPES; status is on the state search
Practice location
3525 S National Ave Ste 207, Springfield, MO 65807
Phone
(417) 269-9220
Enumerated
Sep 27, 2006
Record last updated
Nov 8, 2024
Fax
(417) 269-9229
Medicaid ID
201247624 MO
Medicare enrollment
Enrolled (PECOS I20080719000069); accepts Medicare assignment
Medical or professional school
University Of Missouri, Columbia School Of Medicine, 1977
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.
Download card Updates feed

8 nearest geriatric medicine (family medicine) physician records → All 32 in Missouri → Look up another NPI →

Also registered at 3525 S National Ave Ste 207

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

  1. Kimberly Coder, FNPFamily Nurse Practitioner1659660843
  2. Sophia Denning, NPFamily Nurse Practitioner1689319899
  3. Melissa Gaines, MDInternal Medicine Physician1376557264
  4. Donita Hall, RN, MSN, APRNAdult Health Nurse Practitioner1629378401
  5. Tia Phillips, NPFamily Nurse Practitioner1669926770
  6. Stephanie Rich, FNP-CFamily Nurse Practitioner1255081253

Verify William K. Rosen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license R2A48    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 Missouri 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

2.4 times the Medicare Part D claims of the average geriatric medicine (family medicine) physician in 2024

12,738 Medicare Part D claims for 571 beneficiaries, against an average of 5,222 among the 1,271 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 372 claims were for opioids.

  1. William Rosen12,738
  2. Specialty average5,222

Most prescribed

  1. Atorvastatin Calcium900 claims
  2. Levothyroxine Sodium632 claims
  3. Amlodipine Besylate464 claims
  4. Losartan Potassium446 claims
  5. Omeprazole405 claims
  6. Lisinopril360 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.

Industry payments in 2024: $418.84

21 payments; by number, the most common kind was food and beverage; the largest payer was Eisai Inc. The 460 providers of this specialty with any payment received $1,218.49 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. William Rosen$418.84
  2. Specialty average$1,218.49

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. Lester E Cox Medical CentersSpringfield, MO

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

William K. Rosen among 32 geriatric medicine (family medicine) physician records in Missouri

William K. Rosen, M.D. is one of 32 geriatric medicine (family medicine) physician records with a practice address in Missouri. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 22% of them.

  • NPI issued2006 · 22% of these records are older, 34% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 47% of these records are
  • Graduated1977 · median 1985 among the 15 with a school on file
  • Record last updated2024 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QG0300X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Family Medicine) Physician providers in Missouri

There are 32 geriatric medicine (family medicine) physician records in Missouri.

All 32 in Missouri → Every provider in Springfield → Geriatric Medicine (Family Medicine) Physician nationwide →

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

  1. Sheri Bethmann, D.O.Springfield, MO 658031841427515
  2. Shena Stevenson, AGNP-CThayer, MO 657911639005762
  3. Charles Watt, DORogersville, MO 657421134124324
  4. Donald Burkindine, DOMarshfield, MO 657061245235498
  5. Jeffery Kerr, D.O.Waynesville, MO 655831831152370
  6. Dennis Goodman, DORolla, MO 654011720169709
  7. Randall Huss, MDRolla, MO 654011538232772
  8. Mohammad Al Bataineh, MDColumbia, MO 652121235700659

Common questions

What is William K. Rosen, M.D.'s NPI number?

William K. Rosen, M.D.'s National Provider Identifier (NPI) is 1437240520, issued on Sep 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William K. Rosen, M.D. located?

The NPPES record lists a practice address at 3525 S National Ave Ste 207, Springfield, MO, 65807. Phone: (417) 269-9220. Providers update this record themselves, so call before visiting.

How can I verify William K. Rosen, M.D.'s license?

NPPES lists Missouri license number R2A48, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does William K. Rosen, M.D. prescribe under Medicare Part D?

In 2024, William K. Rosen, M.D. had 12,738 Medicare Part D claims for 571 beneficiaries; the average among geriatric medicine (family medicine) physician prescribers was 5,222. 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.