Gillian Bayley, M.D.
NPI 1902258080 · Orthopaedic Foot and Ankle Surgery Physician · Klamath Falls, OR
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gillian Bayley, M.D. is a Orthopaedic Foot and Ankle Surgery Physician provider in Klamath Falls, OR (NPI 1902258080).
Provider details
- NPI number
- 1902258080
- Entity type
- Individual
- Primary specialty
- Orthopaedic Foot and Ankle Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD176550 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
720 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 256 | $122 |
| X-Ray of Foot, Minimum of 3 Views73630 | 116 | $8 |
| X-Ray of Ankle, Minimum of 3 Views73610 | 75 | $8 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 66 | $159 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 63 | $88 |
| X-Ray of Wrist, Minimum of 3 Views73110 | 33 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl | 40 | 37 |
| Meloxicam | 36 | 29 |
| Ondansetron Hcl | 22 | 22 |
| Celecoxib | 22 | 16 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 21 | 16 |
| Lactulose | 21 | 21 |
| Methylprednisolone | 14 | 14 |
| Ibuprofen |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-07-12
- Last updated
- 2024-06-19
- Certified
- 2024-06-19
Frequently asked questions
- What is Gillian Bayley's NPI number?
- Gillian Bayley's National Provider Identifier (NPI) is 1902258080, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gillian Bayley's specialty?
- Gillian Bayley is listed in the NPPES registry with a primary specialty of Orthopaedic Foot and Ankle Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Gillian Bayley located?
- Gillian Bayley's practice location on file with NPPES is 2200 Bryant Williams Dr, Klamath Falls, OR 97601-1121.
- What is Gillian Bayley's phone number?
- The practice phone number listed in the NPPES registry for Gillian Bayley is (541) 884-7746.
- Does Gillian Bayley accept Medicare?
- Gillian Bayley is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gillian Bayley's NPI active?
- Yes — Gillian Bayley's NPI (1902258080) is active in the NPPES registry as of the last update on 2024-06-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.