Elizabeth Abou Diwan, MD
Endocrinology, Diabetes & Metabolism Physician · Saint Louis, MO
Elizabeth Abou Diwan, MD is an endocrinology, diabetes & metabolism physician with a practice address in Saint Louis, Missouri, and NPI 1154026300, issued on Apr 4, 2023. Check the license (Missouri 2026015468, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Elizabeth Abou Diwan
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 2026015468 MO
Self-reported in NPPES; status is on the state search - Practice location
- 4921 Parkview PL Ste 13B, Saint Louis, MO 63110
- Phone
- (314) 362-3500
- Enumerated
- Apr 4, 2023
- Record last updated
- Jul 14, 2026
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 206 in Missouri → Look up another NPI →
Also registered at 4921 Parkview PL Ste 13B
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Patricia Knutsen, AHCNSNurse Practitioner1184651184
- Soo-Hyun LeeInternal Medicine Physician1790489185
- Binita Neupane, MDInternal Medicine Physician1033770540
Verify Elizabeth Abou Diwan 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 2026015468Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
252 Medicare Part D claims for 67 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 13 claims were for opioids.
Most prescribed
- Atorvastatin Calcium12 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.
Elizabeth Abou Diwan among 206 endocrinology, diabetes & metabolism physician records in Missouri
Elizabeth Abou Diwan, 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 2023, is newer than 98% of them.
- NPI issued2023 · 98% of these records are older, under 1% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileNo · 72% of these records are
- Record last updated2026 · 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 Saint Louis → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- James Avery, MDSaint Louis, MO 631101487671947
- Thomas Baranski, MDSaint Louis, MO 631101710903026
- Raymond Bourey, MDSaint Louis, MO 631101982607578
- Kim Carmichael, MDSaint Louis, MO 631101417907742
- Lewis Chase, MDSaint Louis, MO 631101134146640
- Anne Goldberg, MDSaint Louis, MO 631101093731317
- Sanjay Jain, M.D.Saint Louis, MO 631101033145974
- Janet McGill, MDSaint Louis, MO 631101811915325
Common questions
What is Elizabeth Abou Diwan, MD's NPI number?
Elizabeth Abou Diwan, MD's National Provider Identifier (NPI) is 1154026300, issued on Apr 4, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Elizabeth Abou Diwan, MD located?
The NPPES record lists a practice address at 4921 Parkview PL Ste 13B, Saint Louis, MO, 63110. Phone: (314) 362-3500. Providers update this record themselves, so call before visiting.
How can I verify Elizabeth Abou Diwan, MD's license?
NPPES lists Missouri license number 2026015468, 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 Elizabeth Abou Diwan, MD prescribe under Medicare Part D?
In 2024, Elizabeth Abou Diwan, MD had 252 Medicare Part D claims for 67 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.