Kim Mai Thi Nguyen, MD
Hospitalist Physician · Saint Louis, MO
Kim Mai Thi Nguyen, MD is a hospitalist physician with a practice address in Saint Louis, Missouri, and NPI 1417185588, issued on Jun 29, 2009. Check the license (Missouri 2012007478, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Kim Mai Thi Nguyen
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- 2012007478 MO
A143443 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110
- Phone
- (314) 362-1700
- Enumerated
- Jun 29, 2009
- Record last updated
- Aug 4, 2025
- Fax
- (314) 362-9878
- Medicare enrollment
- Enrolled (PECOS I20160808000675); accepts Medicare assignment
- Medical or professional school
- Louisiana State University School Of Medicine In New Orleans, 2009
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 930 in Missouri → Look up another NPI →
Also registered at 1 Barnes Jewish Hospital Plz
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kim Mai Thi Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2012007478Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $241.53
12 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 7,324 providers of this specialty with any payment received $494.84 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Torrance Health Association IncRedondo Beach, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kim Mai Thi Nguyen among 930 hospitalist physician records in Missouri
Kim Mai Thi Nguyen, MD is one of 930 hospitalist physician records with a practice address in Missouri. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 28% of them.
- NPI issued2009 · 28% of these records are older, 70% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated2009 · median 2014 among the 715 with a school on file
- Record last updated2025 · 25% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
419 hospitalist physician records list a practice address in Saint Louis
They are 419 of the 27,605 NPPES records with a practice address in Saint Louis, and 930 hospitalist physician records in Missouri.
All 930 in Missouri → Every provider in Saint Louis → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Florence Almiron-Torralba, MDSaint Louis, MO 631101518939891
- Shobha Bhaskar, MDSaint Louis, MO 631101831198951
- Dennis Chang, MDSaint Louis, MO 631101083651202
- Eve Colson, MDSaint Louis, MO 631101730163577
- John Cras, MDSaint Louis, MO 631101598701815
- Lakshman Darsi, MDSaint Louis, MO 631101184670622
- Yasmeen Daud, MDSaint Louis, MO 631101073539292
- Christine Hrach, MDSaint Louis, MO 631101669498960
Common questions
What is Kim Mai Thi Nguyen, MD's NPI number?
Kim Mai Thi Nguyen, MD's National Provider Identifier (NPI) is 1417185588, issued on Jun 29, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Kim Mai Thi Nguyen, MD located?
The NPPES record lists a practice address at 1 Barnes Jewish Hospital Plz, Saint Louis, MO, 63110. Phone: (314) 362-1700. Providers update this record themselves, so call before visiting.
How can I verify Kim Mai Thi Nguyen, MD's license?
NPPES lists Missouri license number 2012007478, 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.
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.