Stephen Muriuki Njagi, M.D.
Hospitalist Physician · Shawnee Mission, KS
Stephen Muriuki Njagi, M.D. is a hospitalist physician with a practice address in Shawnee Mission, Kansas, and NPI 1972769313, issued on Aug 5, 2008. Check the license (Kansas 04-37599, as entered in NPPES) on the Kansas State Board of Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Stephen Muriuki Njagi
- Credential
- M.D.
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- 04-37599 KS
2014031376 MO
Self-reported in NPPES; status is on the state search - Practice location
- 9100 W 74TH St, Shawnee Mission, KS 66204
- Phone
- (913) 676-2000
- Enumerated
- Aug 5, 2008
- Record last updated
- May 24, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20141216000532); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 182 in Kansas → Look up another NPI →
Also registered at 9100 W 74TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Robb Aerni, CRNACertified Registered Nurse Anesthetist1013984913
- Bruce Aistrup, M.D.Anesthesiology Physician1083680441
- Masarah Alfraih, CRNACertified Registered Nurse Anesthetist1902696248
- Emily Anton, M.D.Anesthesiology Physician1265722375
Verify Stephen Muriuki Njagi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersKansas State Board of Healing Arts
Search for license 04-37599Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
58% fewer Medicare Part D claims than the average hospitalist physician in 2024
218 Medicare Part D claims for 125 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
Most prescribed
- Aripiprazole13 claims
- Cefpodoxime Proxetil11 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): 77.3 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Saint Lukes Physician Group IncOverland Park, KS
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stephen Muriuki Njagi among 182 hospitalist physician records in Kansas
Stephen Muriuki Njagi, M.D. is one of 182 hospitalist physician records with a practice address in Kansas. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 25% of them.
- NPI issued2008 · 25% of these records are older, 71% newer
- In a Medicare fileYes · 91% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated2001 · median 2012 among the 132 with a school on file
- Record last updated2019 · 32% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Kansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Kansas
There are 182 hospitalist physician records in Kansas.
All 182 in Kansas → Every provider in Shawnee Mission → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Srinivasa Kakumanu, M.D.Shawnee Mission, KS 662041538251020
- Nicholas Miller, D.O.Shawnee Mission, KS 662041992123061
- Taylor NeedhamMerriam, KS 662041548721301
- Farhan Dadani, M.D.Overland Park, KS 662091760866297
- Aimee Eidson, DOOverland Park, KS 662091205198231
- Nicolle Gunter, M.D.Overland Park, KS 662091811968035
- Heather Kort, D.O.Overland Park, KS 662091720059942
- Melissa Middlemas, D.O.Overland Park, KS 662091598929945
Common questions
What is Stephen Muriuki Njagi, M.D.'s NPI number?
Stephen Muriuki Njagi, M.D.'s National Provider Identifier (NPI) is 1972769313, issued on Aug 5, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Stephen Muriuki Njagi, M.D. located?
The NPPES record lists a practice address at 9100 W 74TH St, Shawnee Mission, KS, 66204. Phone: (913) 676-2000. Providers update this record themselves, so call before visiting.
How can I verify Stephen Muriuki Njagi, M.D.'s license?
NPPES lists Kansas license number 04-37599, 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 Stephen Muriuki Njagi, M.D. prescribe under Medicare Part D?
In 2024, Stephen Muriuki Njagi, M.D. had 218 Medicare Part D claims for 125 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
What is Stephen Muriuki Njagi, M.D.'s MIPS final score?
The 2023 MIPS final score is 77.3 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), 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.