NPPES file of Aug 9, 2026

Mary E. Bertrand, MD

Epilepsy Physician · Saint Louis, MO

Mary E. Bertrand, MD is an epilepsy physician with a practice address in Saint Louis, Missouri, and NPI 1740211986, issued on Jul 5, 2006. Check the license (Missouri 103319, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1740211986
Name
Mary E. Bertrand
Credential
MD
Primary taxonomy
Epilepsy Physician 2084E0001X
License number
103319 MO
Self-reported in NPPES; status is on the state search
Practice location
1 Childrens PL, Saint Louis, MO 63110
Phone
(314) 454-6120
Enumerated
Jul 5, 2006
Record last updated
Apr 15, 2025
Fax
(314) 454-4225
Medicaid ID
204629307 MO
Medicare enrollment
Enrolled (PECOS I20070312000101); accepts Medicare assignment
Medical or professional school
Southern Illinois University School Of Medicine, 1993
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 1 Childrens PL

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

  1. Mohamed Abdelbaki, MDPediatric Hematology & Oncology Physician1508021361
  2. Christi Abeln, PNPPediatric Nurse Practitioner1023034253
  3. Loren Abernathy, PNPPediatric Nurse Practitioner1215583117
  4. Freddy-May Abisamra, CGCGenetic Counselor (M.S.)1306538111
  5. Manjusha Abraham, MDPediatric Critical Care Medicine Physician1508126699
  6. Philip Abraham, MDHospitalist Physician1720309016

Verify Mary E. Bertrand 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 103319
    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

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

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53% fewer Medicare Part D claims than the average epilepsy physician in 2024

442 Medicare Part D claims for 18 beneficiaries, against an average of 934 among the 476 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.

  1. Mary Bertrand442
  2. Specialty average934

Most prescribed

  1. Felbamate45 claims
  2. Clonazepam44 claims
  3. Clobazam42 claims
  4. Zonisamide33 claims
  5. Briviact22 claims
  6. Methsuximide21 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 79.3 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 score71.5
  2. Costout of 100 · 30%59.5
  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. Washington UniversitySaint Louis, MO

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

Mary E. Bertrand among 31 epilepsy physician records in Missouri

Mary E. Bertrand, MD is one of 31 epilepsy physician records with a practice address in Missouri. 94% 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 0% of them.

  • NPI issued2006 · 0% of these records are older, 74% newer
  • In a Medicare fileYes · 94% of these records are
  • In the CMS Doctors and Clinicians fileYes · 84% of these records are
  • Graduated1993 · median 2009 among the 26 with a school on file
  • Record last updated2025 · 0% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084E0001X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Epilepsy Physician providers in Missouri

There are 31 epilepsy physician records in Missouri.

The 8 epilepsy physician records with the nearest ZIP codes

  1. Brian Day, MDSaint Louis, MO 631101992996219
  2. Lawrence Eisenman, MDSaint Louis, MO 631101457377673
  3. Albert Fessler, MDSaint Louis, MO 631101790700920
  4. Rejean Guerriero, DOSaint Louis, MO 631101730323197
  5. Christina Gurnett, MDSaint Louis, MO 631101255359998
  6. Robert Hogan, MDSaint Louis, MO 631101801813480
  7. Luigi Maccotta, MDSaint Louis, MO 631101730301524
  8. Robin Ryther, MDSaint Louis, MO 631101356478705

Common questions

What is Mary E. Bertrand, MD's NPI number?

Mary E. Bertrand, MD's National Provider Identifier (NPI) is 1740211986, issued on Jul 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mary E. Bertrand, MD located?

The NPPES record lists a practice address at 1 Childrens PL, Saint Louis, MO, 63110. Phone: (314) 454-6120. Providers update this record themselves, so call before visiting.

How can I verify Mary E. Bertrand, MD's license?

NPPES lists Missouri license number 103319, 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 Mary E. Bertrand, MD prescribe under Medicare Part D?

In 2024, Mary E. Bertrand, MD had 442 Medicare Part D claims for 18 beneficiaries; the average among epilepsy physician prescribers was 934. Part D covers Medicare prescriptions only.

What is Mary E. Bertrand, MD's MIPS final score?

The 2023 MIPS final score is 79.3 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.