Quick answers
- Does Diamond M. Gleghorn accept Medicare assignment?
- Yes. Medicare's clinician data says Diamond M. Gleghorn accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Diamond M. Gleghorn see?
- In 2024, CMS data shows 350 Original Medicare patients and 1,117 services for Diamond M. Gleghorn. This counts Original Medicare only and measures volume, not quality.
- What is Diamond M. Gleghorn's NPI number?
- 1861140576. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Diamond M. Gleghorn, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 350 |
|---|---|
| Services billed to Medicare | 1,117 |
| Different services or procedures | 58 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)226 services
- Detection test by immunoassay with direct visual observation for influenza virus (87804)94 services
- Automated urinalysis test (81003)78 services
- Injection, triamcinolone acetonide, not otherwise specified, 10 mg (J3301)76 services
- Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus (87426)73 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure74%
- High cholesterol63%
- Arthritis47%
- Anxiety27%
- Ischemic heart disease26%
- Diabetes25%
Hospitals where Diamond M. Gleghorn works
Medicare's Facility Affiliation Data lists Diamond M. Gleghorn at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Ascension St John Medical CenterTulsa, OK · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 370114
Practice locations
Addresses where Diamond M. Gleghorn is enrolled with Medicare (CMS data updated October 2, 2026).
- 1717 S Utica Ave, Suite ATulsa, OK 74104 (918) 748‑1300
- 1910 S Falcon AveClaremore, OK 74019 (918) 343‑6855
- 402 W Morrow RdSand Springs, OK 74063 (918) 245‑1119
Group practices
Medicare enrollment lists Diamond M. Gleghorn as a member of this group (CMS data updated October 2, 2026).
- St John Urgent Care Clinics Inc29 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Tulsa
Clinicians with the same Medicare primary specialty in Tulsa, OK — not a recommendation.
Other clinicians in St John Urgent Care Clinics Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2021 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1861140576 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians