Jacob Klein, MD
Obstetrics & Gynecology Physician · St Louis, MO
Jacob Klein, MD is an obstetrics & gynecology physician with a practice address in St Louis, Missouri, and NPI 1194780213, issued on Apr 20, 2006. Check the license (Missouri R5252, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Jacob Klein
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- R5252 MO
Self-reported in NPPES; status is on the state search - Practice location
- 3009 North Ballas Road, St Louis, MO 63131
- Phone
- (314) 569-2424
- Enumerated
- Apr 20, 2006
- Record last updated
- Sep 24, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (314) 569-2158
- Entity
- Type 1 · individual
Also registered at 3009 North Ballas Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cameron Earnheart, RDRegistered Dietitian1184104515
Verify Jacob Klein 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 R5252Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
19 Medicare Part D claims, against an average of 165 among the 28,733 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.
19 obstetrics & gynecology physician records list a practice address in St Louis
They are 19 of the 1,420 NPPES records with a practice address in St Louis, and 902 obstetrics & gynecology physician records in Missouri.
All 19 in St Louis → All 902 in Missouri → Every provider in St Louis →
Other obstetrics & gynecology physician records in Missouri
- Ana Adams, DOKansas City, MO1962151613
- Pamela Adams, MDSaint Louis, MO1104116995
- Allie Adrian, MDSaint Louis, MO1205621596
- Mona Afrassiab, DOOsage Beach, MO1679572119
- Gabrielle AgcaoiliKansas City, MO1023909249
- Christoper Ahlering, M.D.Saint Louis, MO1760419485
- Sandra Ahlum, M.D.Hannibal, MO1427037183
- Nusrat Ahmad, MDSaint Louis, MO1114966348
- Natasha Ahmed, M.D.Kansas City, MO1861758716
- Tanvira Alam, DOO Fallon, MO1265670525
Common questions
What is Jacob Klein, MD's NPI number?
Jacob Klein, MD's National Provider Identifier (NPI) is 1194780213, issued on Apr 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jacob Klein, MD located?
The NPPES record lists a practice address at 3009 North Ballas Road, St Louis, MO, 63131. Phone: (314) 569-2424. Providers update this record themselves, so call before visiting.
How can I verify Jacob Klein, MD's license?
NPPES lists Missouri license number R5252, 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 Jacob Klein, MD prescribe under Medicare Part D?
In 2024, Jacob Klein, MD had 19 Medicare Part D claims; the average among obstetrics & gynecology physician prescribers was 165. 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.