NPPES file of Aug 9, 2026

Julie Kay Wittenauer, M.D.

Family Medicine Physician · Saint Louis, MO

Julie Kay Wittenauer, M.D. is a family medicine physician with a practice address in Saint Louis, Missouri, and NPI 1609092634, issued on Apr 18, 2007. Check the license (Missouri 2013019670, 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
1609092634
Name
Julie Kay Wittenauer
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
2013019670 MO
036.123288 IL
Self-reported in NPPES; status is on the state search
Practice location
621 S New Ballas RD Ste 6017B, Saint Louis, MO 63141
Phone
(314) 251-4659
Enumerated
Apr 18, 2007
Record last updated
Jul 31, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20130805000646); accepts Medicare assignment
Medical or professional school
University Of Missouri, Columbia School Of Medicine, 2006
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 621 S New Ballas RD Ste 6017B

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

  1. Patricia Baca, LMSWClinical Social Worker1003546938
  2. Sophia Fechter, AGPCNP-CAdult Health Nurse Practitioner1134083470
  3. Ann Fronek O'Connell, MSW, LCSWClinical Social Worker1326810623
  4. Elizabeth Houston, DOInternal Medicine Physician1225653942
  5. Seema Iyer, M.D.Geriatric Medicine (Internal Medicine) Physician1437455441
  6. Salome Kibii, DOInternal Medicine Physician1881197747

Verify Julie Kay Wittenauer 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 2013019670
    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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6.3 times the Medicare Part D claims of the average family medicine physician in 2024

22,361 Medicare Part D claims for 598 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 740 claims were for opioids.

  1. Julie Wittenauer22,361
  2. Specialty average3,544

Most prescribed

  1. Eliquis839 claims
  2. Levothyroxine Sodium785 claims
  3. Atorvastatin Calcium773 claims
  4. Furosemide697 claims
  5. Sertraline Hcl536 claims
  6. Gabapentin505 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: $26.04

1 payment: food and beverage; the largest payer was Otsuka America Pharmaceutical, Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Julie Wittenauer$26.04
  2. Specialty average$902.55

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. Mercy Clinic East CommunitiesSaint Louis, MO

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

Julie Kay Wittenauer among 2,991 family medicine physician records in Missouri

Julie Kay Wittenauer, M.D. is one of 2,991 family medicine physician records with a practice address in Missouri. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 48% of them.

  • NPI issued2007 · 48% of these records are older, 44% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2006 · median 2006 among the 1,778 with a school on file
  • Record last updated2018 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Family Medicine Physician providers in Missouri

There are 2,991 family medicine physician records in Missouri.

The 8 family medicine physician records with the nearest ZIP codes

  1. Patricia Blair, M.D.Saint Louis, MO 631411992799225
  2. Damon Broyles, M.D.Saint Louis, MO 631411407856396
  3. Betsy Clemens, M.D.Creve Coeur, MO 631411700850443
  4. Christopher Compton, M.D.Saint Louis, MO 631411174567176
  5. Ivan Covas-Maldonado, M.D.Saint Louis, MO 631411770554198
  6. Peter Danis, MDCreve Coeur, MO 631411669447314
  7. Grant Hoekzema, MDSaint Louis, MO 631411609842350
  8. James Lord, MDSaint Louis, MO 631411508834300

Common questions

What is Julie Kay Wittenauer, M.D.'s NPI number?

Julie Kay Wittenauer, M.D.'s National Provider Identifier (NPI) is 1609092634, issued on Apr 18, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Julie Kay Wittenauer, M.D. located?

The NPPES record lists a practice address at 621 S New Ballas RD Ste 6017B, Saint Louis, MO, 63141. Phone: (314) 251-4659. Providers update this record themselves, so call before visiting.

How can I verify Julie Kay Wittenauer, M.D.'s license?

NPPES lists Missouri license number 2013019670, 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 Julie Kay Wittenauer, M.D. prescribe under Medicare Part D?

In 2024, Julie Kay Wittenauer, M.D. had 22,361 Medicare Part D claims for 598 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.