Gregory Bell, M.D.
NPI 1538117205 · Specialist · Olympia, WA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Bell, M.D. is a Specialist provider in Olympia, WA (NPI 1538117205).
Provider details
- NPI number
- 1538117205
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD00033636 (WA)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
691 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 125 | $180 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 117 | $128 |
| Injection of Chemical for Paralysis of Facial and Neck Nerve Muscles on Both Sides of Face64615 | 70 | $145 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 55 | $90 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 47 | $214 |
| Injection of Anesthetic Agent And/Or Steroid Into Upper Neck and Back of Head Nerve |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 68 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Memantine Hcl | 643 | 123 |
| Donepezil Hcl | 508 | 113 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 253 | 51 |
| Gabapentin | 107 | 28 |
| Rivastigmine | 105 | 19 |
| Topiramate | 93 | 24 |
| Levetiracetam | 89 | 17 |
| Lamotrigine |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-05
- Last updated
- 2010-11-08
Frequently asked questions
- What is Gregory Bell's NPI number?
- Gregory Bell's National Provider Identifier (NPI) is 1538117205, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Bell's specialty?
- Gregory Bell is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Gregory Bell located?
- Gregory Bell's practice location on file with NPPES is 525 Lilly Rd Ne, Olympia, WA 98506-5101.
- What is Gregory Bell's phone number?
- The practice phone number listed in the NPPES registry for Gregory Bell is (360) 413-8550.
- Does Gregory Bell accept Medicare?
- Gregory Bell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Bell's NPI active?
- Yes — Gregory Bell's NPI (1538117205) is active in the NPPES registry as of the last update on 2010-11-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.