Alan Semion, MD
NPI 1235131301 · Specialist · Roseville, CA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alan Semion, MD is a Specialist provider in Roseville, CA (NPI 1235131301).
Provider details
- NPI number
- 1235131301
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- C31538 (CA)
Specialties & taxonomies
Other Service Providers
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
7,324 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 2,000 | $92 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 1,668 | $66 |
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 1,378 | $7 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 1,298 | $37 |
| Biopsy of Related Skin Growth, First Growth11102 | 366 | $102 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Betamethasone/Propylene Glycbrand: Betamethasone Diprop Augmented | 110 | 64 |
| Triamcinolone Acetonide | 88 | 61 |
| Hydrocortisone | 74 | 58 |
| Valacyclovir Hclbrand: Valacyclovir | 56 | 28 |
| Doxycycline Hyclate | 52 | 45 |
| Mupirocin | 48 | 38 |
| Fluocinonide | 40 | 28 |
| Imiquimod |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$238 across 14 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
- 2005-08-10
- Last updated
- 2016-08-22
Frequently asked questions
- What is Alan Semion's NPI number?
- Alan Semion's National Provider Identifier (NPI) is 1235131301, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alan Semion's specialty?
- Alan Semion is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Alan Semion located?
- Alan Semion's practice location on file with NPPES is 729 Sunrise Ave, Roseville, CA 95661-4565.
- What is Alan Semion's phone number?
- The practice phone number listed in the NPPES registry for Alan Semion is (916) 782-7546.
- Does Alan Semion accept Medicare?
- Alan Semion is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alan Semion's NPI active?
- Yes — Alan Semion's NPI (1235131301) is active in the NPPES registry as of the last update on 2016-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.