Ronald Shiell, M.D.
NPI 1285687384 · MOHS-Micrographic Surgery Physician · Redlands, CA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ronald Shiell, M.D. is a MOHS-Micrographic Surgery Physician provider in Redlands, CA (NPI 1285687384).
Provider details
- NPI number
- 1285687384
- Entity type
- Individual
- Primary specialty
- MOHS-Micrographic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G70359 (CA)
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
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
16,798 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) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 4,495 | $7 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 2,313 | $94 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 1,557 | $50 |
| Removal and Microscopic Exam of Growth of Head, Neck, Hands, Feet, Or Genitals, Each Additional Stage, 1-5 Tissue Blocks17312 | 1,155 | $447 |
| Biopsy of Related Skin Growth, First Growth11102 | 1,148 | $94 |
| Removal and Microscopic Exam of Growth of Head, Neck, Hands, Feet, Or Genitals, 1-5 Tissue Blocks |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 37 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 287 | 150 |
| Triamcinolone Acetonide | 212 | 144 |
| Betamethasone Dipropionate | 200 | 138 |
| Clobetasol Propionate | 107 | 58 |
| Mupirocin | 105 | 83 |
| Minoxidil | 92 | 20 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 64 | 56 |
| Sulfamethoxazole/Trimethoprim |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$337 across 18 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
Registry dates
- Enumerated
- 2006-05-18
- Last updated
- 2016-03-16
Frequently asked questions
- What is Ronald Shiell's NPI number?
- Ronald Shiell's National Provider Identifier (NPI) is 1285687384, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Shiell's specialty?
- Ronald Shiell is listed in the NPPES registry with a primary specialty of MOHS-Micrographic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Shiell located?
- Ronald Shiell's practice location on file with NPPES is 1481 Ford St, Redlands, CA 92373-3916.
- What is Ronald Shiell's phone number?
- The practice phone number listed in the NPPES registry for Ronald Shiell is (909) 793-2964.
- Does Ronald Shiell accept Medicare?
- Ronald Shiell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ronald Shiell's NPI active?
- Yes — Ronald Shiell's NPI (1285687384) is active in the NPPES registry as of the last update on 2016-03-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.