NPPES file of Aug 9, 2026

Ruth Shach

Psychologist · Saint Louis, MO

Ruth Shach is a psychologist with a practice address in Saint Louis, Missouri, and NPI 1447040670, issued on May 9, 2025. Check the license (Missouri 2024016765, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1447040670
Name
Ruth Shach
Primary taxonomy
Psychologist 103T00000X
License number
2024016765 MO
Self-reported in NPPES; status is on the state search
Practice location
1438 S Grand Blvd, Saint Louis, MO 63104
Phone
(314) 617-2777
Enumerated
May 9, 2025
Record last updated
May 9, 2025
Medicare enrollment
Enrolled (PECOS I20250530001136); 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.
Download card Updates feed

8 nearest psychologist records → All 579 in Missouri → Look up another NPI →

Also registered at 1438 S Grand Blvd

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

  1. Dana Alhino, M.D,Student in an Organized Health Care Education/Training Program1750723177
  2. Hafsah Ali, MDStudent in an Organized Health Care Education/Training Program1396547782
  3. Samuel Apeldoorn, MDStudent in an Organized Health Care Education/Training Program1295437663
  4. Anna-Lee Asamoah, D.O.Psychiatry Physician1851824148
  5. Deniz Atilgan, MDEpilepsy Physician1699486936
  6. Ahmed Baig, M.D.Student in an Organized Health Care Education/Training Program1871933234

Verify Ruth Shach 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 2024016765    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

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).

Ruth Shach among 579 psychologist records in Missouri

Ruth Shach is one of 579 psychologist records with a practice address in Missouri. 13% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 97% of them.

  • NPI issued2025 · 97% of these records are older, under 1% newer
  • In a Medicare fileYes · 13% of these records are
  • In the CMS Doctors and Clinicians fileYes · 20% of these records are
  • Graduated2023 · median 1999 among the 114 with a school on file
  • Record last updated2025 · 68% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103T00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychologist providers in Missouri

There are 579 psychologist records in Missouri.

All 579 in Missouri → Every provider in Saint Louis → Psychologist nationwide →

The 8 psychologist records with the nearest ZIP codes

  1. Barbara Barnes, PHDSaint Louis, MO 631041407802358
  2. Chelsea Bosch, PHDSaint Louis, MO 631041679229280
  3. Donna Gfeller, PHDSaint Louis, MO 631041982710778
  4. Sarah Grafeman, PH.D.Saint Louis, MO 631041356654891
  5. Michael Kenney, PHDSaint Louis, MO 631041073569349
  6. Joel Nadler, PHDSaint Louis, MO 631041386697407
  7. Ellen Scott, PHDSaint Louis, MO 631041851347074
  8. Karen Snyder, MSSaint Louis, MO 631041639125305

Common questions

What is Ruth Shach's NPI number?

Ruth Shach's National Provider Identifier (NPI) is 1447040670, issued on May 9, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Ruth Shach located?

The NPPES record lists a practice address at 1438 S Grand Blvd, Saint Louis, MO, 63104. Phone: (314) 617-2777. Providers update this record themselves, so call before visiting.

How can I verify Ruth Shach's license?

NPPES lists Missouri license number 2024016765, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.