NPPES file of Aug 9, 2026

Janet M. Ludwig, APRN-BC

Medical-Surgical Clinical Nurse Specialist · Saint Louis, MO

Janet M. Ludwig, APRN-BC is a medical-surgical clinical nurse specialist with a practice address in Saint Louis, Missouri, and NPI 1578637153, issued on Nov 17, 2006. Check the license (Missouri 095873, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1578637153
Name
Janet M. Ludwig
Credential
APRN-BC
Primary taxonomy
Medical-Surgical Clinical Nurse Specialist 364SM0705X
License number
095873 MO
Self-reported in NPPES; status is on the state search
Practice location
1201 S Grand Blvd, Saint Louis, MO 63104
Phone
(314) 977-4740
Enumerated
Nov 17, 2006
Record last updated
Nov 5, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(314) 977-1877
Medicare enrollment
Enrolled (PECOS I20171120002514); accepts Medicare assignment
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 1201 S Grand Blvd

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

  1. Daniel Aaronson, M.D.Neurological Surgery Physician1679937908
  2. Brian Abboud, MDStudent in an Organized Health Care Education/Training Program1134821879
  3. Catherine Aber, MDStudent in an Organized Health Care Education/Training Program1215878293
  4. Krystel Abi KaramStudent in an Organized Health Care Education/Training Program1912708124
  5. Timothy Adrian, APRNAcute Care Nurse Practitioner1578437182
  6. Baris Afsar, M.D.Student in an Organized Health Care Education/Training Program1235976143

Verify Janet M. Ludwig in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Missouri board licenses this profession
    Search for license 095873
    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
Find the Missouri license search

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96% fewer Medicare Part D claims than the average medical-surgical clinical nurse specialist in 2024

23 Medicare Part D claims for 11 beneficiaries, against an average of 518 among the 35 providers of this specialty who prescribed in Part D.

  1. Janet Ludwig23
  2. Specialty average518

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.

The practice group's MIPS final score for 2023 (Medicare payment program): 88.9 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score84.7
  2. Costout of 100 · 30%45.0
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Ssm Health Care GroupSaint Louis, MO

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

Janet M. Ludwig among 24 medical-surgical clinical nurse specialist records in Missouri

Janet M. Ludwig, APRN-BC is one of 24 medical-surgical clinical nurse specialist records with a practice address in Missouri. 58% 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 25% of them.

  • NPI issued2006 · 25% of these records are older, 29% newer
  • In a Medicare fileYes · 58% of these records are
  • In the CMS Doctors and Clinicians fileYes · 33% of these records are
  • Record last updated2020 · 79% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 364SM0705X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical-Surgical Clinical Nurse Specialist providers in Missouri

There are 24 medical-surgical clinical nurse specialist records in Missouri.

The 8 medical-surgical clinical nurse specialist records with the nearest ZIP codes

  1. Pamela Golden, APRNSt Louis, MO 631101790855690
  2. Joan Osterloh, APNSaint Louis, MO 631101053426809
  3. Rachel Smigelski-Theiss, MSN, RN, ACCNS-AGSaint Louis, MO 631101003646985
  4. Mary Swatske, AHCNSSaint Louis, MO 631101679769459
  5. Karen Gregory, APRN BCSaint Louis, MO 631171053389759
  6. Loren Vandergriff, ANPSaint Louis, MO 631221588088009
  7. Mary Dorsey, APN-BCSaint Louis, MO 631281669546396
  8. Michelle Heffron, AHCNSSaint Louis, MO 631361033137450

Common questions

What is Janet M. Ludwig, APRN-BC's NPI number?

Janet M. Ludwig, APRN-BC's National Provider Identifier (NPI) is 1578637153, issued on Nov 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Janet M. Ludwig, APRN-BC located?

The NPPES record lists a practice address at 1201 S Grand Blvd, Saint Louis, MO, 63104. Phone: (314) 977-4740. Providers update this record themselves, so call before visiting.

How can I verify Janet M. Ludwig, APRN-BC's license?

NPPES lists Missouri license number 095873, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.

How much does Janet M. Ludwig, APRN-BC prescribe under Medicare Part D?

In 2024, Janet M. Ludwig, APRN-BC had 23 Medicare Part D claims for 11 beneficiaries; the average among medical-surgical clinical nurse specialist prescribers was 518. Part D covers Medicare prescriptions only.

What is Janet M. Ludwig, APRN-BC's MIPS final score?

The 2023 MIPS final score is 88.9 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.