Christian Simeon
NPI 1528339892 · Internal Medicine Physician · Alameda, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christian Simeon is a Internal Medicine Physician provider in Alameda, CA (NPI 1528339892).
Provider details
- NPI number
- 1528339892
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- A119248 (CA)
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
14 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
602 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 304 | $131 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 70 | $87 |
| Critical Care, First 30-74 Minutes99291 | 53 | $231 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 42 | $192 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 37 | $92 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 36 | $130 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Gabapentin | 24 |
| Cariprazine Hclbrand: Vraylar | 21 |
| Atorvastatin Calcium | 20 |
| Bupropion Hcl | 17 |
| Amlodipine Besylate | 15 |
| Lactulose | 13 |
| Lisinopril | 13 |
| Quetiapine Fumarate | 12 |
| Rivaroxabanbrand: Xarelto |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-01-19
- Last updated
- 2012-11-07
Frequently asked questions
- What is Christian Simeon's NPI number?
- Christian Simeon's National Provider Identifier (NPI) is 1528339892, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christian Simeon's specialty?
- Christian Simeon is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Christian Simeon located?
- Christian Simeon's practice location on file with NPPES is 2070 Clinton Ave, Alameda, CA 94501-4399.
- What is Christian Simeon's phone number?
- The practice phone number listed in the NPPES registry for Christian Simeon is (510) 522-3700.
- Does Christian Simeon accept Medicare?
- Christian Simeon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christian Simeon's NPI active?
- Yes — Christian Simeon's NPI (1528339892) is active in the NPPES registry as of the last update on 2012-11-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.