Alan S. Jo, M.D.
Internal Medicine Physician · Springfield, MO
Alan S. Jo, M.D. is an internal medicine physician with a practice address in Springfield, Missouri, and NPI 1245243005, issued on Aug 14, 2006. Check the license (Missouri 2002009961, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Alan S. Jo
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 2002009961 MO
Self-reported in NPPES; status is on the state search - Practice location
- 3801 S National Ave, Springfield, MO 65807
- Phone
- (417) 269-7728
- Enumerated
- Aug 14, 2006
- Record last updated
- Mar 7, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (417) 269-7729
- Medicaid ID
- 205820707 MO
- Medicare enrollment
- Enrolled (PECOS I20070329000221); accepts Medicare assignment
- Medical or professional school
- University Of Chicago, Pritzker School Of Medicine, 1994
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,604 in Missouri → Look up another NPI →
Also registered at 3801 S National Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kaleb AfsharAnesthesiology Physician1003310608
- Emmanuel Akosah, MDInternal Medicine Physician1508170283
- Matthew Alder, MDPediatric Critical Care Medicine Physician1609019470
Verify Alan S. Jo 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 2002009961Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average internal medicine physician in 2024
167 Medicare Part D claims for 98 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Prednisone16 claims
- Doxycycline Hyclate13 claims
- Furosemide13 claims
- Metoprolol Succinate13 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 one group practice
- 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).
Alan S. Jo among 2,604 internal medicine physician records in Missouri
Alan S. Jo, M.D. is one of 2,604 internal medicine physician records with a practice address in Missouri. 77% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 59% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated1994 · median 2006 among the 1,443 with a school on file
- Record last updated2019 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
135 internal medicine physician records list a practice address in Springfield
They are 135 of the 6,403 NPPES records with a practice address in Springfield, and 2,604 internal medicine physician records in Missouri.
All 2,604 in Missouri → Every provider in Springfield → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- William Baird, DOSpringfield, MO 658071194798512
- Gigi Baker, MDSpringfield, MO 658071184666117
- John Caster, MDSpringfield, MO 658071902849854
- John Dexter, MDSpringfield, MO 658071205805538
- Stephen Holmes, MDSpringfield, MO 658071831132240
- Frederick Lobati, M.D.Springfield, MO 658071306823273
- William Moore, MDSpringfield, MO 658071700829819
- Lisa Pham, M.D.Springfield, MO 658071275502379
Common questions
What is Alan S. Jo, M.D.'s NPI number?
Alan S. Jo, M.D.'s National Provider Identifier (NPI) is 1245243005, issued on Aug 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Alan S. Jo, M.D. located?
The NPPES record lists a practice address at 3801 S National Ave, Springfield, MO, 65807. Phone: (417) 269-7728. Providers update this record themselves, so call before visiting.
How can I verify Alan S. Jo, M.D.'s license?
NPPES lists Missouri license number 2002009961, 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 Alan S. Jo, M.D. prescribe under Medicare Part D?
In 2024, Alan S. Jo, M.D. had 167 Medicare Part D claims for 98 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.
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.