NPPES file of Aug 9, 2026

Rajat Shailly, MD

Internal Medicine Physician · Chesterfield, MO

Rajat Shailly, MD is an internal medicine physician with a practice address in Chesterfield, Missouri, and NPI 1912427246, issued on Jun 27, 2017. Check the license (Missouri 2017021043, 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
1912427246
Name
Rajat Shailly
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
2017021043 MO
Self-reported in NPPES; status is on the state search
Practice location
222 S Woods Mill Road, 760 North, Chesterfield, MO 63017
Phone
(314) 205-6050
Enumerated
Jun 27, 2017
Record last updated
Jul 21, 2022
Fax
(314) 434-5939
Medicare enrollment
Enrolled (PECOS I20210325000419); 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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Verify Rajat Shailly 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 2017021043
    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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98% fewer Medicare Part D claims than the average internal medicine physician in 2024

54 Medicare Part D claims for 31 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Rajat Shailly54
  2. Specialty average3,176

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 one group practice

  1. Avera MckennanSioux Falls, SD

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

Rajat Shailly among 2,604 internal medicine physician records in Missouri

Rajat Shailly, MD is one of 2,604 internal medicine physician records with a practice address in Missouri. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 67% of them.

  • NPI issued2017 · 67% of these records are older, 31% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 55% of these records are
  • Graduated2013 · median 2006 among the 1,443 with a school on file
  • Record last updated2022 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

142 internal medicine physician records list a practice address in Chesterfield

They are 142 of the 2,132 NPPES records with a practice address in Chesterfield, and 2,604 internal medicine physician records in Missouri.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Mohammad Ahmed, MDChesterfield, MO 630171386636447
  2. Kae Chang, MDChesterfield, MO 630171316910243
  3. John Davidson, MDChesterfield, MO 630171306833801
  4. David Galli, M.D.Chesterfield, MO 630171255323374
  5. Thomas Hastings, MDChesterfield, MO 630171841281870
  6. John Helton, MDChesterfield, MO 630171417921156
  7. Richard Kozeny, MDChesterfield, MO 630171255319810
  8. Mark Novack, MDChesterfield, MO 630171114918737

Common questions

What is Rajat Shailly, MD's NPI number?

Rajat Shailly, MD's National Provider Identifier (NPI) is 1912427246, issued on Jun 27, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Rajat Shailly, MD located?

The NPPES record lists a practice address at 222 S Woods Mill Road, 760 North, Chesterfield, MO, 63017. Phone: (314) 205-6050. Providers update this record themselves, so call before visiting.

How can I verify Rajat Shailly, MD's license?

NPPES lists Missouri license number 2017021043, 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 Rajat Shailly, MD prescribe under Medicare Part D?

In 2024, Rajat Shailly, MD had 54 Medicare Part D claims for 31 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.