Ana Rivas Mejia, MD
Endocrinology, Diabetes & Metabolism Physician · Springfield, MO
Ana Rivas Mejia, MD is an endocrinology, diabetes & metabolism physician with a practice address in Springfield, Missouri, and NPI 1275898017, issued on Jul 9, 2012. Check the license (Missouri 2020012850, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Ana Rivas Mejia
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License numbers
- 2020012850 MO
R0648 TX
Self-reported in NPPES; status is on the state search - Practice location
- 960 E. Walnut Lawn Street, Springfield, MO 65807
- Phone
- (417) 269-4450
- Enumerated
- Jul 9, 2012
- Record last updated
- Sep 24, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (417) 269-8333
- Medicare enrollment
- Enrolled (PECOS I20200817001964); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 206 in Missouri → Look up another NPI →
Also registered at 960 E. Walnut Lawn Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Gregory West, MDInternal Medicine Physician1942368840
Verify Ana Rivas Mejia 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 2020012850Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
15% more Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
3,016 Medicare Part D claims for 591 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 48% of claims.
Most prescribed
- Levothyroxine Sodium259 claims
- Metformin Hcl Er154 claims
- Jardiance151 claims
- Ozempic148 claims
- Metformin Hcl131 claims
- Lantus Solostar104 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: $1,166.47
66 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- 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).
Ana Rivas Mejia among 206 endocrinology, diabetes & metabolism physician records in Missouri
Ana Rivas Mejia, MD is one of 206 endocrinology, diabetes & metabolism physician records with a practice address in Missouri. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 74% of them.
- NPI issued2012 · 74% of these records are older, 24% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2010 · median 2003 among the 148 with a school on file
- Record last updated2020 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Missouri
There are 206 endocrinology, diabetes & metabolism physician records in Missouri.
All 206 in Missouri → Every provider in Springfield → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Hussam Alhawari, M.D.Springfield, MO 658071538383781
- James Bonucchi, DOSpringfield, MO 658071225054109
- Ralph Duda, M.D.Springfield, MO 658071356436406
- Nicola Gathaiya, MDSpringfield, MO 658071154513752
- Muriel Tania Go, M.D., M.B.A.Springfield, MO 658071205219821
- Nadir Khir, MDSpringfield, MO 658071629204003
- Gregory Ledger, MDSpringfield, MO 658071205903663
- Daniel Lyons, MDSpringfield, MO 658071386641983
Common questions
What is Ana Rivas Mejia, MD's NPI number?
Ana Rivas Mejia, MD's National Provider Identifier (NPI) is 1275898017, issued on Jul 9, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Ana Rivas Mejia, MD located?
The NPPES record lists a practice address at 960 E. Walnut Lawn Street, Springfield, MO, 65807. Phone: (417) 269-4450. Providers update this record themselves, so call before visiting.
How can I verify Ana Rivas Mejia, MD's license?
NPPES lists Missouri license number 2020012850, 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 Ana Rivas Mejia, MD prescribe under Medicare Part D?
In 2024, Ana Rivas Mejia, MD had 3,016 Medicare Part D claims for 591 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.