Ronald Gertsch, M.D.
NPI 1043356033 · Emergency Medicine Physician · Salinas, CA
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ronald Gertsch, M.D. is a Emergency Medicine Physician provider in Salinas, CA (NPI 1043356033).
Provider details
- NPI number
- 1043356033
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- C35744 (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
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
295 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) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 90 | $179 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 62 | $16 |
| Detection Test By Immunoassay With Direct Visual Observation for Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19)87811 | 37 | $41 |
| Detection Test By Immunoassay With Direct Visual Observation for Streptococcus, Group a (strep)87880 | 30 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 27 | $138 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 |
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 |
|---|---|---|
| Naproxen | 33 | 33 |
| Doxycycline Hyclate | 32 | 32 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 20 | 20 |
| Amoxicillin | 18 | 18 |
| Tobramycin | 14 | 14 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 12 | 11 |
| Prednisolone Acetate | 12 | 12 |
Practice location
Mailing address
Additional practice locations (1)
- 501 Lighthouse AveMonterey, CA 93940-1439Phone: (831) 649-0770
Registry dates
- Enumerated
- 2007-01-29
- Last updated
- 2025-09-18
- Certified
- 2025-09-18
Frequently asked questions
- What is Ronald Gertsch's NPI number?
- Ronald Gertsch's National Provider Identifier (NPI) is 1043356033, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Gertsch's specialty?
- Ronald Gertsch is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Gertsch located?
- Ronald Gertsch's practice location on file with NPPES is 355 Abbott St Ste 100, Salinas, CA 93901-4484.
- What is Ronald Gertsch's phone number?
- The practice phone number listed in the NPPES registry for Ronald Gertsch is (831) 751-7070.
- Does Ronald Gertsch accept Medicare?
- Ronald Gertsch is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ronald Gertsch's NPI active?
- Yes — Ronald Gertsch's NPI (1043356033) is active in the NPPES registry as of the last update on 2025-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.