Nathanael Gay, M.D.
NPI 1417214420 · Hematology & Oncology Physician · Spokane, WA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nathanael Gay, M.D. is a Hematology & Oncology Physician provider in Spokane, WA (NPI 1417214420).
Provider details
- NPI number
- 1417214420
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD61511710 (WA)
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 tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,012 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 495 | $134 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 311 | $92 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 56 | $169 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 53 | $99 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 43 | $62 |
| Telephone Medical Discussion With Physician, 11-20 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 59 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prochlorperazine Maleate | 136 | 80 |
| Acyclovir | 108 | 25 |
| Ondansetronbrand: Ondansetron Odt | 103 | 57 |
| Tamoxifen Citrate | 103 | 32 |
| Anastrozole | 96 | 28 |
| Dexamethasone | 90 | 54 |
| Gabapentin | 80 | 26 |
| Rivaroxaban |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$70 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 1440 E Mullan AvePost Falls, ID 83854Phone: (208) 625-4900Fax: (208) 625-4911
Registry dates
- Enumerated
- 2012-04-15
- Last updated
- 2025-10-03
- Certified
- 2025-10-03
Frequently asked questions
- What is Nathanael Gay's NPI number?
- Nathanael Gay's National Provider Identifier (NPI) is 1417214420, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathanael Gay's specialty?
- Nathanael Gay is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Nathanael Gay located?
- Nathanael Gay's practice location on file with NPPES is 601 S Sherman St, Spokane, WA 99202-1311.
- What is Nathanael Gay's phone number?
- The practice phone number listed in the NPPES registry for Nathanael Gay is (509) 228-1000.
- Does Nathanael Gay accept Medicare?
- Nathanael Gay is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nathanael Gay's NPI active?
- Yes — Nathanael Gay's NPI (1417214420) is active in the NPPES registry as of the last update on 2025-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.