Marshall Snow, M.D.
NPI 1891112389 · Otolaryngology Physician · Nampa, ID
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marshall Snow, M.D. is a Otolaryngology Physician provider in Nampa, ID (NPI 1891112389).
Provider details
- NPI number
- 1891112389
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- M-17480 (ID)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
12 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
706 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) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 183 | $123 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 112 | $90 |
| Diagnostic Exam of Nasal Passages Using an Endoscope31231 | 88 | $59 |
| Removal of Impacted Ear Wax69210 | 88 | $29 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 66 | $61 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone Propionate | 123 | 60 |
| Ipratropium Bromide | 90 | 45 |
| Azelastine Hcl | 64 | 28 |
| Famotidine | 47 | 13 |
| Omeprazole | 46 | 16 |
| Methylprednisolone | 33 | 32 |
| Doxycycline Monohydrate | 32 | 28 |
| Mupirocin | 21 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$18 across 1 record (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)
- 109 Piedmont AveWinston Salem, NC 27101-3607Phone: (713) 798-7217
Registry dates
- Enumerated
- 2014-03-24
- Last updated
- 2025-11-19
- Certified
- 2025-11-19
Frequently asked questions
- What is Marshall Snow's NPI number?
- Marshall Snow's National Provider Identifier (NPI) is 1891112389, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marshall Snow's specialty?
- Marshall Snow is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Marshall Snow located?
- Marshall Snow's practice location on file with NPPES is 4400 E Flamingo Ave Ste 200, Nampa, ID 83687-9203.
- What is Marshall Snow's phone number?
- The practice phone number listed in the NPPES registry for Marshall Snow is (208) 302-1000.
- Does Marshall Snow accept Medicare?
- Marshall Snow is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marshall Snow's NPI active?
- Yes — Marshall Snow's NPI (1891112389) is active in the NPPES registry as of the last update on 2025-11-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.