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Dr. Robert M. Wheeler, MD

OB-GYN (Obstetrics & Gynecology) (Obstetrics & Gynecology Physician)

  • Medicare participating

At a glance

Medical school
Baylor College of Medicine (1979)
Years since graduation
47
In the NPI registry since
2006
Medicare patients seen, 2024
497

Licensed in Texas since 1979, according to the Texas Medical Board. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. NPIs were first issued in May 2005 and became required on claims in 2007–2008, so an early date usually means the clinician was already in practice before then. What an NPI is

Education and training

  • 1979Medical school: Baylor College of Medicine
  • 2006Registered with an NPI (national billing number; not a license date) — NPIs began in 2005, so practice likely started earlier

Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Obstetrics & Gynecology Physician primary
    TX license F4675 (first issued 1979; active)

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: OB-GYN (Obstetrics & Gynecology) per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare patients and services

Medicare patients, 2024
497
Services billed
2,177
Patients’ average age
74
Most frequent Medicare services, 2023
ServiceTimesPatients
X-ray of chest, 2 views174117
Screening mammography136136
Screening 3d breast mammography130130
Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous112112
Established patient office or other outpatient visit, 30-39 minutes9998
Cervical or vaginal cancer screening; pelvic and clinical breast examination7979
Established patient office or other outpatient visit, 20-29 minutes6360
Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066)5042
Pap test, manual screening3635
Insertion of needle into vein for collection of blood sample3530

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Medicare prescriptions

Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.

Payments from drug and device companies

In 2025, 9 companies reported 19 payments worth $474 in total to this clinician.

By company
Mayne Pharma Commercial LLC$220
Pfizer Inc.$70.52
Hologic Sales and Service, LLC$56.46
Astellas Pharma US Inc$33.40
Shield Therapeutics Inc$24.21
Sumitomo Pharma America, Inc.$22.79
Exeltis, USA Inc.$17.16
Ethicon US, LLC$15.17
By type
Food and Beverage$474

From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.

Who received the most in Texas →

Other OB-GYN (Obstetrics & Gynecology) clinicians in Longview

Sources

NPI registry (CMS NPPES, November 2026; record last updated May 18, 2015), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1851368831. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.