NPPES file of Aug 9, 2026

Richard Louis Mackey, M.D.

Urology Physician · Saint Louis, MO

Richard Louis Mackey, M.D. is a urology physician with a practice address in Saint Louis, Missouri, and NPI 1265690978, issued on May 29, 2008. Check the license (Missouri R3399, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1265690978
Name
Richard Louis Mackey
Credential
M.D.
Primary taxonomy
Urology Physician 208800000X
License number
R3399 MO
Self-reported in NPPES; status is on the state search
Practice location
2 Bennington LN, Saint Louis, MO 63124
Phone
(314) 993-1076
Enumerated
May 29, 2008
Record last updated
May 29, 2008 (not updated in 18 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

8 nearest urology physician records → All 266 in Missouri → Look up another NPI →

Verify Richard Louis Mackey in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license R3399    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Missouri license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

99% fewer Medicare Part D claims than the average urology physician in 2024

14 Medicare Part D claims, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Richard Mackey14
  2. Specialty average1,340

Most prescribed

  1. Albuterol Sulfate Hfa12 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.

Richard Louis Mackey among 266 urology physician records in Missouri

Richard Louis Mackey, M.D. is one of 266 urology physician records with a practice address in Missouri. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 59% of them.

  • NPI issued2008 · 59% of these records are older, 38% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileNo · 68% of these records are
  • Record last updated2008 · 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 208800000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Urology Physician providers in Missouri

There are 266 urology physician records in Missouri.

All 266 in Missouri → Every provider in Saint Louis → Urology Physician nationwide →

The 8 urology physician records with the nearest ZIP codes

  1. Alan Stein, MDSaint Louis, MO 631241588682272
  2. Ramarao Kaza, M.D.Saint Louis, MO 631251699812990
  3. Raj Mohapatra, MDSaint Louis, MO 631251376593277
  4. Michael De La Paz, MDSaint Louis, MO 631221952347312
  5. Robert Feit, MDKirkwood, MO 631221861441982
  6. Laurence Gelstein, MDKirkwood, MO 631221346208378
  7. Michael Marcus, MDSaint Louis, MO 631221588622773
  8. Jayprakash Patel, MDSaint Louis, MO 631221124086541

Common questions

What is Richard Louis Mackey, M.D.'s NPI number?

Richard Louis Mackey, M.D.'s National Provider Identifier (NPI) is 1265690978, issued on May 29, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Richard Louis Mackey, M.D. located?

The NPPES record lists a practice address at 2 Bennington LN, Saint Louis, MO, 63124. Phone: (314) 993-1076. Providers update this record themselves, so call before visiting.

How can I verify Richard Louis Mackey, M.D.'s license?

NPPES lists Missouri license number R3399, 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 Richard Louis Mackey, M.D. prescribe under Medicare Part D?

In 2024, Richard Louis Mackey, M.D. had 14 Medicare Part D claims; the average among urology physician prescribers was 1,340. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.