Matthew Lewis, MD
NPI 1235454182 · Dermatology Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Lewis, MD is a Dermatology Physician provider in Stanford, CA (NPI 1235454182).
Provider details
- NPI number
- 1235454182
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A131557 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
16 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
1,305 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 345 | $122 |
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 316 | $2 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 196 | $192 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 102 | $19 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 101 | $67 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 52 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dupilumabbrand: Dupixent Syringe | 142 | 17 |
| Dupilumabbrand: Dupixent Pen | 130 | 17 |
| Triamcinolone Acetonide | 88 | 54 |
| Minoxidil | 67 | 26 |
| Prednisone | 63 | 23 |
| Fluocinonide | 63 | 34 |
| Ketoconazole | 60 | 21 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$101,071 across 77 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)
- 440 Broadway St Fl B4Redwood City, CA 94063-3123Phone: (650) 723-6316
Registry dates
- Enumerated
- 2010-04-05
- Last updated
- 2024-04-16
- Certified
- 2024-04-16
Frequently asked questions
- What is Matthew Lewis's NPI number?
- Matthew Lewis's National Provider Identifier (NPI) is 1235454182, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Lewis's specialty?
- Matthew Lewis is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Lewis located?
- Matthew Lewis's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Matthew Lewis's phone number?
- The practice phone number listed in the NPPES registry for Matthew Lewis is (650) 723-4000.
- Does Matthew Lewis accept Medicare?
- Matthew Lewis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Lewis's NPI active?
- Yes — Matthew Lewis's NPI (1235454182) is active in the NPPES registry as of the last update on 2024-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.