Stephen Warsh, M.D.
NPI 1801858295 · General Practice Physician · Hilo, HI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Warsh, M.D. is a General Practice Physician provider in Hilo, HI (NPI 1801858295).
Provider details
- NPI number
- 1801858295
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD-8205 (HI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
586 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 | 161 | $133 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 121 | $115 |
| Amplifed Dna Or Rna Probe Detection of Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19) Antigen87635 | 109 | $50 |
| Detection Test By Nucleic Acid for Multiple Types Influenza Virus87502 | 72 | $94 |
| Detection Test By Nucleic Acid for Strep (streptococcus, Group A), Amplified Probe Technique87651 | 40 | $34 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 29 | 29 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 26 | 22 |
| Mupirocin | 26 | 23 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 22 | 22 |
| Azithromycin | 17 | 16 |
| Cefdinir | 17 | 17 |
| Doxycycline Hyclate | 17 | 17 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-03
- Last updated
- 2008-07-03
Frequently asked questions
- What is Stephen Warsh's NPI number?
- Stephen Warsh's National Provider Identifier (NPI) is 1801858295, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Warsh's specialty?
- Stephen Warsh is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Warsh located?
- Stephen Warsh's practice location on file with NPPES is 45 Mohouli St, Hilo, HI 96720-4145.
- What is Stephen Warsh's phone number?
- The practice phone number listed in the NPPES registry for Stephen Warsh is (808) 969-3051.
- Does Stephen Warsh accept Medicare?
- Stephen Warsh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Warsh's NPI active?
- Yes — Stephen Warsh's NPI (1801858295) is active in the NPPES registry as of the last update on 2008-07-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.