William Redington Moritz, MD
Internal Medicine Physician · Saint Louis, MO
William Redington Moritz, MD is an internal medicine physician with a practice address in Saint Louis, Missouri, and NPI 1386323012, issued on Jul 11, 2023. Check the license (Missouri 2023022067, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- William Redington Moritz
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 2023022067 MO
Self-reported in NPPES; status is on the state search - Practice location
- 3015 N Ballas RD Ste 400, Saint Louis, MO 63131
- Phone
- (314) 996-4004
- Enumerated
- Jul 11, 2023
- Record last updated
- Aug 11, 2025
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,604 in Missouri → Look up another NPI →
Also registered at 3015 N Ballas RD Ste 400
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joseph Gutbrod, MDStudent in an Organized Health Care Education/Training Program1588512768
Verify William Redington Moritz 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 2023022067Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average internal medicine physician in 2024
91 Medicare Part D claims for 48 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 41 claims were for opioids.
Most prescribed
- Oxycodone Hcl34 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: $351.76
6 payments; by number, the most common kind was food and beverage; the largest payer was Axogen. The 50,334 providers of this specialty with any payment received $1,303.06 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.
William Redington Moritz among 2,604 internal medicine physician records in Missouri
William Redington Moritz, MD 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 2023, is newer than 87% of them.
- NPI issued2023 · 87% of these records are older, 9% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 55% of these records are
- Record last updated2025 · 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
- Asim Ali, MDSaint Louis, MO 631311821047218
- Paul Altsheler, MDSaint Louis, MO 631311346225372
- Richard Bligh, MDSaint Louis, MO 631311306813050
- J Corder, MDSaint Louis, MO 631311184698987
- Thomas Greco, M.D.Saint Louis, MO 631311417920927
- Zahirul Haque, MDSaint Louis, MO 631311578536546
- Joseph Hilgeman, MDDes Peres, MO 631311407820145
- Andrea Holthaus, MDSaint Louis, MO 631311528031473
Common questions
What is William Redington Moritz, MD's NPI number?
William Redington Moritz, MD's National Provider Identifier (NPI) is 1386323012, issued on Jul 11, 2023. An NPI identifies a provider in billing; it is not a license.
Where is William Redington Moritz, MD located?
The NPPES record lists a practice address at 3015 N Ballas RD Ste 400, Saint Louis, MO, 63131. Phone: (314) 996-4004. Providers update this record themselves, so call before visiting.
How can I verify William Redington Moritz, MD's license?
NPPES lists Missouri license number 2023022067, 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 William Redington Moritz, MD prescribe under Medicare Part D?
In 2024, William Redington Moritz, MD had 91 Medicare Part D claims for 48 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.