Donald H. Mangum, MD
Gastroenterology Physician · Springfield, MO
Donald H. Mangum, MD is a gastroenterology physician with a practice address in Springfield, Missouri, and NPI 1679641799, issued on Nov 30, 2006. Check the license (Missouri R1P79, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Donald H. Mangum
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- R1P79 MO
Self-reported in NPPES; status is on the state search - Practice location
- 2115 S Fremont Ave, Springfield, MO 65804
- Phone
- (417) 820-5200
- Enumerated
- Nov 30, 2006
- Record last updated
- May 7, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (417) 820-5220
- Medicaid ID
- 202989018 MO
- Medicare enrollment
- Enrolled (PECOS I20100722001016); accepts Medicare assignment
- Medical or professional school
- University Of Arkansas College Of Medicine, 1986
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 414 in Missouri → Look up another NPI →
Also registered at 2115 S Fremont Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Elizabeth Andrews, MDPediatrics Physician1194866947
- Natalie Bieker, FNPFamily Nurse Practitioner1093093304
- Jessica Birchem, DOInterventional Cardiology Physician1285803353
- Nancy Boss, DNPFamily Nurse Practitioner1386163244
- Roberta Boyd, RN, CPNPPediatric Nurse Practitioner1952576837
Verify Donald H. Mangum 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 R1P79Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% more Medicare Part D claims than the average gastroenterology physician in 2024
1,568 Medicare Part D claims for 947 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.
Most prescribed
- Peg 3350-Electrolyte551 claims
- Peg-3350 And Electrolytes107 claims
- Gavilyte-G77 claims
- Pantoprazole Sodium73 claims
- Gavilyte-N71 claims
- Omeprazole63 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
- Mercy Clinic Springfield CommunitiesRolla, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Donald H. Mangum among 414 gastroenterology physician records in Missouri
Donald H. Mangum, MD is one of 414 gastroenterology physician records with a practice address in Missouri. 84% 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 14% of them.
- NPI issued2006 · 14% of these records are older, 47% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated1986 · median 2003 among the 303 with a school on file
- Record last updated2013 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Missouri
There are 414 gastroenterology physician records in Missouri.
All 414 in Missouri → Every provider in Springfield → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Daniel Brady, MDSpringfield, MO 658041184644064
- David Geier, MDSpringfield, MO 658041306914403
- Sanjay Havaldar, MDSpringfield, MO 658041881637296
- Mubashir Khan, MDSpringfield, MO 658041417990425
- Christopher Knudsen, D.O.Springfield, MO 658041124258777
- Roy Libel, MDSpringfield, MO 658041528136645
- Donald Nelson, MDSpringfield, MO 658041366510380
- Dennis Ng, M.D.Springfield, MO 658041740493162
Common questions
What is Donald H. Mangum, MD's NPI number?
Donald H. Mangum, MD's National Provider Identifier (NPI) is 1679641799, issued on Nov 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Donald H. Mangum, MD located?
The NPPES record lists a practice address at 2115 S Fremont Ave, Springfield, MO, 65804. Phone: (417) 820-5200. Providers update this record themselves, so call before visiting.
How can I verify Donald H. Mangum, MD's license?
NPPES lists Missouri license number R1P79, 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 Donald H. Mangum, MD prescribe under Medicare Part D?
In 2024, Donald H. Mangum, MD had 1,568 Medicare Part D claims for 947 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.