Samuel Mayeda, MD
NPI 1487716544 · Specialist · Orange, CA
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Samuel Mayeda, MD is a Specialist provider in Orange, CA (NPI 1487716544).
Provider details
- NPI number
- 1487716544
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- C36879 (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
19 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
2,311 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) |
|---|---|---|
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, Each Additional 20 Minutes99458 | 722 | $41 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 501 | $135 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, First 20 Minutes99457 | 352 | $52 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 308 | $9 |
| Remote Monitoring of Physiologic Parameters, Initial Supply of Devices With Daily Recordings Or Programmed Alerts Transmission, Each 30 Days99454 | 286 | $54 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 107 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 323 | 79 |
| Ezetimibe | 234 | 66 |
| Rosuvastatin Calcium | 183 | 60 |
| Amlodipine Besylate | 162 | 53 |
| Telmisartan | 128 | 36 |
| Atorvastatin Calcium | 125 | 39 |
| Semaglutidebrand: Ozempic | 125 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$965 across 53 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
- 2006-12-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is Samuel Mayeda's NPI number?
- Samuel Mayeda's National Provider Identifier (NPI) is 1487716544, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Samuel Mayeda's specialty?
- Samuel Mayeda is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Samuel Mayeda located?
- Samuel Mayeda's practice location on file with NPPES is 1140 W La Veta Ave Ste 420, Orange, CA 92868-4226.
- What is Samuel Mayeda's phone number?
- The practice phone number listed in the NPPES registry for Samuel Mayeda is (714) 285-1904.
- Does Samuel Mayeda accept Medicare?
- Samuel Mayeda is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Samuel Mayeda's NPI active?
- Yes — Samuel Mayeda's NPI (1487716544) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.