NPPES file of Aug 9, 2026

Frederick Berthold Durer, M.D.

Obstetrics & Gynecology Physician · Saint Louis, MO

Frederick Berthold Durer, M.D. is an obstetrics & gynecology physician with a practice address in Saint Louis, Missouri, and NPI 1982601027, issued on Jul 5, 2005. Check the license (Missouri 103603, 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
1982601027
Name
Frederick Berthold Durer
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
103603 MO
Self-reported in NPPES; status is on the state search
Practice location
3009 N Ballas RD Ste 360C, Saint Louis, MO 63131
Phone
(314) 996-7220
Enumerated
Jul 5, 2005
Record last updated
Mar 12, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(314) 996-7225
Medicaid ID
208863100 MO
Medicare enrollment
Enrolled (PECOS I20070911000648); accepts Medicare assignment
Medical or professional school
Southern Illinois University School Of Medicine, 1993
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 3009 N Ballas RD Ste 360C

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Rachel Pasquesi, MDObstetrics & Gynecology Physician1508325705
  2. Caren Schaecher, M.D.Obstetrics & Gynecology Physician1326067711
  3. Karen Voegtle, M.D.Obstetrics & Gynecology Physician1104823251

Verify Frederick Berthold Durer 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 103603
    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.

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92% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024

316 Medicare Part D claims for 79 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.

  1. Frederick Durer316
  2. Specialty average165

Most prescribed

  1. Estradiol51 claims
  2. Triamcinolone Acetonide26 claims
  3. Raloxifene Hcl25 claims
  4. Estradiol (Twice Weekly)21 claims
  5. Valacyclovir21 claims
  6. Progesterone19 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: $722.86

32 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Frederick Durer$722.86
  2. Specialty average$1,030.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Physician Groups LCSaint Louis, MO

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Frederick Berthold Durer among 902 obstetrics & gynecology physician records in Missouri

Frederick Berthold Durer, M.D. is one of 902 obstetrics & gynecology physician records with a practice address in Missouri. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 89% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated1993 · median 2007 among the 528 with a school on file
  • Record last updated2021 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

332 obstetrics & gynecology physician records list a practice address in Saint Louis

They are 332 of the 27,605 NPPES records with a practice address in Saint Louis, and 902 obstetrics & gynecology physician records in Missouri.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Nusrat Ahmad, MDSaint Louis, MO 631311114966348
  2. John Anstey, M.D.Saint Louis, MO 631311669470878
  3. Michael Chen, M.D.Saint Louis, MO 631311023056355
  4. Julia Hoffman, MDSaint Louis, MO 631311477585669
  5. Mark Jostes, MDSaint Louis, MO 631311477518595
  6. Jacob Klein, MDSt Louis, MO 631311194780213
  7. Claudia Krasnoff, MDSaint Louis, MO 631311245294081
  8. Christine Ladd, MDSaint Louis, MO 631311962466896

Common questions

What is Frederick Berthold Durer, M.D.'s NPI number?

Frederick Berthold Durer, M.D.'s National Provider Identifier (NPI) is 1982601027, issued on Jul 5, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Frederick Berthold Durer, M.D. located?

The NPPES record lists a practice address at 3009 N Ballas RD Ste 360C, Saint Louis, MO, 63131. Phone: (314) 996-7220. Providers update this record themselves, so call before visiting.

How can I verify Frederick Berthold Durer, M.D.'s license?

NPPES lists Missouri license number 103603, 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 Frederick Berthold Durer, M.D. prescribe under Medicare Part D?

In 2024, Frederick Berthold Durer, M.D. had 316 Medicare Part D claims for 79 beneficiaries; 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.