Quick answers
- Does Graham A. Glass accept Medicare assignment?
- Yes. Medicare's clinician data says Graham A. Glass 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 Graham A. Glass see?
- In 2024, CMS data shows 581 Original Medicare patients and 15,316 services for Graham A. Glass. This counts Original Medicare only and measures volume, not quality.
- What is Graham A. Glass's NPI number?
- 1881671907. 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 Graham A. Glass, 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 | 581 |
|---|---|
| Services billed to Medicare | 15,316 |
| Different services or procedures | 25 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Injection, onabotulinumtoxina, 1 unit (J0585)14,487 services
- Sleep study including heart rate, breathing, and sleep time (95800)228 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)226 services
- Sleep study in sleep lab (6 years or older) (95810)79 services
- Needle measurement of electrical activity in muscle with injection of chemical for paralysis of nerve muscle (95874)53 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 pressure72%
- High cholesterol70%
- Arthritis46%
- Diabetes31%
- Ischemic heart disease28%
- Depression28%
Hospitals where Graham A. Glass works
Medicare's Facility Affiliation Data lists Graham A. Glass 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.
- Providence Alaska Medical CenterAnchorage, AK · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 020001
- South Peninsula HospitalHomer, AK · Critical Access Hospital · Emergency services: listed by Medicare · CCN 021313
Practice locations
Addresses where Graham A. Glass is enrolled with Medicare (CMS data updated October 2, 2026).
Group practices
Medicare enrollment lists Graham A. Glass as a member of this group (CMS data updated October 2, 2026).
- Peak Neurology and Sleep Medicine, LLC9 clinicians in the group
Specialties
- Neurologyprimary
- Sleep Medicinealso
Other neurologists in Anchorage
Clinicians with the same Medicare primary specialty in Anchorage, AK — not a recommendation.
Other clinicians in Peak Neurology and Sleep Medicine, LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Texas Medical School At San Antonio |
| Graduation year | 2001 (25 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1881671907 |
| 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