NPPES file of Aug 9, 2026

John R. Bennett, M.D.

Obstetrics & Gynecology Physician · Hannibal, MO

John R. Bennett, M.D. is an obstetrics & gynecology physician with a practice address in Hannibal, Missouri, and NPI 1457330128, issued on Jan 11, 2006. Check the license (Missouri 2000160468, 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
1457330128
Name
John R. Bennett
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
2000160468 MO
Self-reported in NPPES; status is on the state search
Practice location
6500 Hospital Dr, Hannibal, MO 63401
Phone
(573) 629-3556
Enumerated
Jan 11, 2006
Record last updated
Oct 7, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(573) 629-3554
Medicaid ID
205007107 MO
Medicare enrollment
Enrolled (PECOS I20100116000144); 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 6500 Hospital Dr

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

  1. Briana Adams, MSN, FNP-BCFamily Nurse Practitioner1669172698
  2. Ashraf Almashhrawi, MDGastroenterology Physician1447247077
  3. Muhammad Ansari, MDInterventional Cardiology Physician1225103765
  4. Kaytln Baker, FNP-CFamily Nurse Practitioner1053287284
  5. Deborah Baumann, M.D.Pediatrics Physician1740521210
  6. Branislav Behan, M.D.Orthopaedic Surgery Physician1609962778

Verify John R. Bennett 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 2000160468
    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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2.4 times the Medicare Part D claims of the average obstetrics & gynecology physician in 2024

402 Medicare Part D claims for 91 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 16 claims were for opioids.

  1. John Bennett402
  2. Specialty average165

Most prescribed

  1. Estradiol87 claims
  2. Oxybutynin Chloride Er54 claims
  3. Premarin21 claims
  4. Fluoxetine Hcl18 claims
  5. Microgestin16 claims
  6. Ondansetron Odt14 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.

Industry payments in 2024: $16.38

1 payment: food and beverage; the largest payer was Abbvie Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. John Bennett$16.38
  2. Specialty average$1,030.61

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

  1. Hannibal Regional Healthcare System IncHannibal, MO

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

John R. Bennett among 902 obstetrics & gynecology physician records in Missouri

John R. Bennett, M.D. is one of 902 obstetrics & gynecology physician records with a practice address in Missouri. 74% 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 11% of them.

  • NPI issued2006 · 11% of these records are older, 54% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated1993 · median 2007 among the 528 with a school on file
  • Record last updated2016 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

7 obstetrics & gynecology physician records list a practice address in Hannibal

They are 7 of the 569 NPPES records with a practice address in Hannibal, and 902 obstetrics & gynecology physician records in Missouri.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Sandra Ahlum, M.D.Hannibal, MO 634011427037183
  2. Laura Maple, M.D.Hannibal, MO 634011740269307
  3. Jennifer Roberts Merriman, D.O.Hannibal, MO 634011740669142
  4. Ivan Trinh, M.D.Hannibal, MO 634011770917940
  5. Julie Viehmann, DOHannibal, MO 634011457512089
  6. Lynn Walley, M.D.Hannibal, MO 634011932188497
  7. Kevin Foster, DOWentzville, MO 633851760588842
  8. Aubrey Jaeger, MDWentzville, MO 633851871172239

Common questions

What is John R. Bennett, M.D.'s NPI number?

John R. Bennett, M.D.'s National Provider Identifier (NPI) is 1457330128, issued on Jan 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John R. Bennett, M.D. located?

The NPPES record lists a practice address at 6500 Hospital Dr, Hannibal, MO, 63401. Phone: (573) 629-3556. Providers update this record themselves, so call before visiting.

How can I verify John R. Bennett, M.D.'s license?

NPPES lists Missouri license number 2000160468, 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 John R. Bennett, M.D. prescribe under Medicare Part D?

In 2024, John R. Bennett, M.D. had 402 Medicare Part D claims for 91 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.