NPPES file of Aug 9, 2026

Carolyn M. Jachna, MD

Endocrinology, Diabetes & Metabolism Physician · Saint Louis, MO

Carolyn M. Jachna, MD is an endocrinology, diabetes & metabolism physician with a practice address in Saint Louis, Missouri, and NPI 1558378216, issued on Aug 2, 2006. Check the license (Missouri 2005020837, 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
1558378216
Name
Carolyn M. Jachna
Credential
MD
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License number
2005020837 MO
Self-reported in NPPES; status is on the state search
Practice location
10 Barnes West Dr, Saint Louis, MO 63141
Phone
(314) 454-7775
Enumerated
Aug 2, 2006
Record last updated
Jul 21, 2025
Fax
(314) 996-3087
Medicaid ID
205328016 MO
Medicare enrollment
Enrolled (PECOS I20041021000533); accepts Medicare assignment
Medical or professional school
Northwestern University Feinberg Medical School, 1998
Telehealth
Offers telehealth (CMS)
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 10 Barnes West Dr

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

  1. Michael Beat, MDRadiation Oncology Physician1053341636
  2. Ellen Binder, MDGeriatric Medicine (Internal Medicine) Physician1578589701
  3. Omar Butt, MDMedical Oncology Physician1750731337
  4. David Carr, MDGeriatric Medicine (Internal Medicine) Physician1093733800
  5. Roberto Civitelli, MDEndocrinology, Diabetes & Metabolism Physician1194743872
  6. Charles Crecelius, MDGeriatric Medicine (Internal Medicine) Physician1215080312

Verify Carolyn M. Jachna 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 2005020837
    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

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3.9 times the Medicare Part D claims of the average endocrinology, diabetes & metabolism physician in 2024

10,259 Medicare Part D claims for 1,053 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 188 claims were for opioids.

  1. Carolyn Jachna10,259
  2. Specialty average2,630

Most prescribed

  1. Atorvastatin Calcium635 claims
  2. Levothyroxine Sodium509 claims
  3. Amlodipine Besylate447 claims
  4. Losartan Potassium445 claims
  5. Rosuvastatin Calcium382 claims
  6. Lisinopril300 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.

Bills Medicare through 3 group practices

  1. Elite Physical Therapy OF Creve Coeur LLCCreve Coeur, MO
  2. Physician Groups LCSaint Louis, MO
  3. Washington UniversitySaint Louis, MO

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

Carolyn M. Jachna among 206 endocrinology, diabetes & metabolism physician records in Missouri

Carolyn M. Jachna, MD is one of 206 endocrinology, diabetes & metabolism physician records with a practice address in Missouri. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 50% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated1998 · median 2003 among the 148 with a school on file
  • Record last updated2025 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endocrinology, Diabetes & Metabolism Physician providers in Missouri

There are 206 endocrinology, diabetes & metabolism physician records in Missouri.

The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes

  1. Roberto Civitelli, MDSaint Louis, MO 631411194743872
  2. Kathryn Diemer, MDSaint Louis, MO 631411891713590
  3. Veronica Kim, MDSaint Louis, MO 631411710949458
  4. Veronica McGregor, M.D.Saint Louis, MO 631411154395614
  5. Mahshid Mohseni, MDSaint Louis, MO 631411356634612
  6. Agusta Olafsdottir, MDSaint Louis, MO 631411699888222
  7. Matthew Orland, MDCreve Coeur, MO 631411659471795
  8. Dennis Popp, M.D.Saint Louis, MO 631411760569131

Common questions

What is Carolyn M. Jachna, MD's NPI number?

Carolyn M. Jachna, MD's National Provider Identifier (NPI) is 1558378216, issued on Aug 2, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Carolyn M. Jachna, MD located?

The NPPES record lists a practice address at 10 Barnes West Dr, Saint Louis, MO, 63141. Phone: (314) 454-7775. Providers update this record themselves, so call before visiting.

How can I verify Carolyn M. Jachna, MD's license?

NPPES lists Missouri license number 2005020837, 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 Carolyn M. Jachna, MD prescribe under Medicare Part D?

In 2024, Carolyn M. Jachna, MD had 10,259 Medicare Part D claims for 1,053 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.