Raymond Ryan Ruiz, M.D.
NPI 1427475599 · Emergency Medicine Physician · Palmdale, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Raymond Ryan Ruiz, M.D. is a Emergency Medicine Physician provider in Palmdale, CA (NPI 1427475599).
Provider details
- NPI number
- 1427475599
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A145694 (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
12 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
503 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) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 199 | $231 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 179 | $186 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 90 | $9 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 35 | $129 |
Typical Medicare-allowed amounts for these services range $9–$231 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azithromycin | 45 | 45 |
| Ondansetronbrand: Ondansetron Odt | 31 | 31 |
| Amoxicillin | 22 | 22 |
| Cephalexin | 22 | 22 |
| Ciprofloxacin Hcl | 22 | 21 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 20 | 20 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 18 | 13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-03-26
- Last updated
- 2017-03-16
Frequently asked questions
- What is Raymond Ryan Ruiz's NPI number?
- Raymond Ryan Ruiz's National Provider Identifier (NPI) is 1427475599, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Raymond Ryan Ruiz's specialty?
- Raymond Ryan Ruiz is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Raymond Ryan Ruiz located?
- Raymond Ryan Ruiz's practice location on file with NPPES is 38600 Medical Center Dr, Palmdale, CA 93551-4483.
- What is Raymond Ryan Ruiz's phone number?
- The practice phone number listed in the NPPES registry for Raymond Ryan Ruiz is (915) 545-7345.
- Does Raymond Ryan Ruiz accept Medicare?
- Raymond Ryan Ruiz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Raymond Ryan Ruiz's NPI active?
- Yes — Raymond Ryan Ruiz's NPI (1427475599) is active in the NPPES registry as of the last update on 2017-03-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.