Adam Alexander Douglas
Internal Medicine Physician · Saint Louis, MO
Adam Alexander Douglas is an internal medicine physician with a practice address in Saint Louis, Missouri, and NPI 1558948703, issued on Mar 25, 2021. Check the license (Missouri 2024012932, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Adam Alexander Douglas
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 2024012932 MO
Self-reported in NPPES; status is on the state search - Practice location
- 615 S New Ballas RD, Saint Louis, MO 63141
- Phone
- (314) 251-6339
- Enumerated
- Mar 25, 2021
- Record last updated
- Jul 25, 2024
- Fax
- (314) 251-4564
- Medicare enrollment
- Enrolled (PECOS I20240816001498); accepts Medicare assignment
- Medical or professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 2021
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,604 in Missouri → Look up another NPI →
Also registered at 615 S New Ballas RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Adam Alexander Douglas 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 2024012932Check 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% fewer Medicare Part D claims than the average internal medicine physician in 2024
218 Medicare Part D claims for 70 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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 Adult Hospitalists - St. Louis, LLCSaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Adam Alexander Douglas among 2,604 internal medicine physician records in Missouri
Adam Alexander Douglas 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 2021, is newer than 79% of them.
- NPI issued2021 · 79% of these records are older, 17% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated2021 · median 2006 among the 1,443 with a school on file
- Record last updated2024 · 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).
941 internal medicine physician records list a practice address in Saint Louis
They are 941 of the 27,605 NPPES records with a practice address in Saint Louis, and 2,604 internal medicine physician records in Missouri.
All 2,604 in Missouri → Every provider in Saint Louis → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Daniel Bauer, MDSaint Louis, MO 631411144222506
- Michele Bellamy, MDCreve Coeur, MO 631411134194863
- Shobha Dixit, MDSaint Louis, MO 631411902871650
- Carolyn Koenig, MDSaint Louis, MO 631411063488278
- Bernard McGuire, M.D.Saint Louis, MO 631411942274030
- Angela Miller, M.D.Saint Louis, MO 631411184605883
- C Molden, MDSaint Louis, MO 631411720086747
- Margaret Murphy, M.D.Saint Louis, MO 631411043285745
Common questions
What is Adam Alexander Douglas's NPI number?
Adam Alexander Douglas's National Provider Identifier (NPI) is 1558948703, issued on Mar 25, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Adam Alexander Douglas located?
The NPPES record lists a practice address at 615 S New Ballas RD, Saint Louis, MO, 63141. Phone: (314) 251-6339. Providers update this record themselves, so call before visiting.
How can I verify Adam Alexander Douglas's license?
NPPES lists Missouri license number 2024012932, 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 Adam Alexander Douglas prescribe under Medicare Part D?
In 2024, Adam Alexander Douglas had 218 Medicare Part D claims for 70 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.