James Blake Spencer
Hospitalist Physician · Liberty, MO
James Blake Spencer is a hospitalist physician with a practice address in Liberty, Missouri, and NPI 1194998021, issued on Apr 11, 2008. Check the license (Missouri 2010021700, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- James Blake Spencer
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- 2010021700 MO
Self-reported in NPPES; status is on the state search - Practice location
- 2525 Glenn Hendren Dr, Liberty, MO 64068
- Phone
- (816) 781-7200
- Enumerated
- Apr 11, 2008
- Record last updated
- Jun 4, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (816) 781-6973
- Medicaid ID
- 200018049 MO
- Medicare enrollment
- Enrolled (PECOS I20140609000412); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 930 in Missouri → Look up another NPI →
Also registered at 2525 Glenn Hendren Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Malissa Adams, AAAnesthesiologist Assistant1588397491
- Sheila Alton, MDEmergency Medicine Physician1124029640
- Susan Anderson-Jones, M.D.Interventional Pain Medicine Physician1932182763
- Andrew Andoyo, AAAnesthesiologist Assistant1659051076
- Ryan Arens, ATCAthletic Trainer1932567096
- Morgan Ayers, MDStudent in an Organized Health Care Education/Training Program1588127625
Verify James Blake Spencer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2010021700Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9% more Medicare Part D claims than the average hospitalist physician in 2024
566 Medicare Part D claims for 217 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. 29 claims were for opioids.
Most prescribed
- Atorvastatin Calcium31 claims
- Prednisone28 claims
- Jardiance26 claims
- Pantoprazole Sodium26 claims
- Carvedilol25 claims
- Eliquis21 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): 75.5 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
- New Liberty Hospital CorporationLiberty, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James Blake Spencer among 930 hospitalist physician records in Missouri
James Blake Spencer is one of 930 hospitalist physician records with a practice address in Missouri. 87% 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 22% of them.
- NPI issued2008 · 22% of these records are older, 72% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated2008 · median 2014 among the 715 with a school on file
- Record last updated2020 · 25% 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 Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Missouri
There are 930 hospitalist physician records in Missouri.
All 930 in Missouri → Every provider in Liberty → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Adil Imam, MDLiberty, MO 640681275037954
- Hajra Nadeem, MDLiberty, MO 640681235871807
- Jacob Seils, DOLiberty, MO 640681003550898
- Swapna ChebroluIndependence, MO 640571396974218
- Sol EnriquezIndependence, MO 640571699769356
- Yugandhar Kandimalla, MDIndependence, MO 640571982840336
- Ibrahim Mourad, MDIndependence, MO 640571164497525
- Mary Buss, MDLees Summit, MO 640861972542314
Common questions
What is James Blake Spencer's NPI number?
James Blake Spencer's National Provider Identifier (NPI) is 1194998021, issued on Apr 11, 2008. An NPI identifies a provider in billing; it is not a license.
Where is James Blake Spencer located?
The NPPES record lists a practice address at 2525 Glenn Hendren Dr, Liberty, MO, 64068. Phone: (816) 781-7200. Providers update this record themselves, so call before visiting.
How can I verify James Blake Spencer's license?
NPPES lists Missouri license number 2010021700, 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 James Blake Spencer prescribe under Medicare Part D?
In 2024, James Blake Spencer had 566 Medicare Part D claims for 217 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
What is James Blake Spencer's MIPS final score?
The 2023 MIPS final score is 75.5 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.