NPPES file of Aug 9, 2026

Robert Choyce Humble, M.D.

Obstetrics & Gynecology Physician · Missoula, MT

Robert Choyce Humble, M.D. is an obstetrics & gynecology physician with a practice address in Missoula, Montana, and NPI 1396034328, issued on Mar 30, 2011. Check the license (Montana 41659, as entered in NPPES) on the Montana Board of Medical Examiners; 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
1396034328
Name
Robert Choyce Humble
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License numbers
41659 MT
3361973 ID
Self-reported in NPPES; status is on the state search
Practice location
500 W Broadway St, Missoula, MT 59802
Phone
(406) 721-5600
Enumerated
Mar 30, 2011
Record last updated
Nov 4, 2024
Fax
(406) 329-7103
Medicare enrollment
Enrolled (PECOS I20241108003744); accepts Medicare assignment
Medical or professional school
University Of Mississippi School Of Medicine, 2011
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 500 W Broadway St

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

  1. Travis Abicht, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1033239835
  2. Charles Acher, MDColon & Rectal Surgery Physician1033472519
  3. Ryan Adams, MDInternal Medicine Physician1790952653
  4. Bodee Alt, APRNFamily Nurse Practitioner1174993703
  5. Casey Ambrose, MDEmergency Medicine Physician1669892576
  6. Rebecca Anderson, MDInternal Medicine Physician1437173440

Verify Robert Choyce Humble in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMontana Board of Medical Examiners
    Search for license 41659
    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 Montana 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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5% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

157 Medicare Part D claims for 57 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 14 claims were for opioids.

  1. Robert Humble157
  2. Specialty average165

Most prescribed

  1. Clobetasol Propionate27 claims
  2. Estradiol17 claims
  3. Estradiol (Twice Weekly)16 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: $39.67

2 payments; by number, the most common kind was food and beverage; the largest payer was Sumitomo Pharma America, 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. Robert Humble$39.67
  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. St Lukes Clinic-Treasure Valley LLCBoise, ID

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

Robert Choyce Humble among 125 obstetrics & gynecology physician records in Montana

Robert Choyce Humble, M.D. is one of 125 obstetrics & gynecology physician records with a practice address in Montana. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 74% of them.

  • NPI issued2011 · 74% of these records are older, 22% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2011 · median 2006 among the 74 with a school on file
  • Record last updated2024 · 50% 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 Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in Montana

There are 125 obstetrics & gynecology physician records in Montana.

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

  1. Elise Abicht, MDMissoula, MT 598021497071054
  2. Janice Givler, M.D.Missoula, MT 598021700833662
  3. Isabel Greenfield, M.D.Missoula, MT 598021326432873
  4. Jennifer Mayo, M.D.Missoula, MT 598021437353232
  5. Amethyst Smith, MDMissoula, MT 598021053765164
  6. Thomas Baumgartner, Md PcMissoula, MT 598041497712764
  7. Beverly Braak, M.D.Missoula, MT 598041922054550
  8. Gary Harvey, MDMissoula, MT 598041962457663

Common questions

What is Robert Choyce Humble, M.D.'s NPI number?

Robert Choyce Humble, M.D.'s National Provider Identifier (NPI) is 1396034328, issued on Mar 30, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Robert Choyce Humble, M.D. located?

The NPPES record lists a practice address at 500 W Broadway St, Missoula, MT, 59802. Phone: (406) 721-5600. Providers update this record themselves, so call before visiting.

How can I verify Robert Choyce Humble, M.D.'s license?

NPPES lists Montana license number 41659, as entered by the provider. Search the Montana Board of Medical Examiners at https://ebiz.mt.gov/POL/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Robert Choyce Humble, M.D. prescribe under Medicare Part D?

In 2024, Robert Choyce Humble, M.D. had 157 Medicare Part D claims for 57 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.