Gordon Appelbaum, M.D.
NPI 1245200674 · Emergency Medicine Physician · Oceanside, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gordon Appelbaum, M.D. is a Emergency Medicine Physician provider in Oceanside, CA (NPI 1245200674).
Provider details
- NPI number
- 1245200674
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 35.064031 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
2,217 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 382 | $137 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 313 | $176 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 243 | $97 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 162 | $119 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus87426 | 159 | $34 |
| Automated Urinalysis Test81003 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 29 | 29 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 28 | 28 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 23 | 23 |
| Amoxicillin | 23 | 23 |
| Doxycycline Hyclate | 21 | 21 |
| Nirmatrelvir/Ritonavirbrand: Paxlovid | 13 | 13 |
Practice location
Mailing address
Additional practice locations (2)
- 4647 Zion AveSan Diego, CA 92120-2507Phone: (619) 528-5000
- 41540 Winchester RdTemecula, CA 92590-4877Phone: (951) 365-5585Fax: (951) 404-7074
Registry dates
- Enumerated
- 2006-01-26
- Last updated
- 2024-12-20
- Certified
- 2024-12-20
Frequently asked questions
- What is Gordon Appelbaum's NPI number?
- Gordon Appelbaum's National Provider Identifier (NPI) is 1245200674, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gordon Appelbaum's specialty?
- Gordon Appelbaum is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gordon Appelbaum located?
- Gordon Appelbaum's practice location on file with NPPES is 4171 Oceanside Blvd, Oceanside, CA 92056-6023.
- What is Gordon Appelbaum's phone number?
- The practice phone number listed in the NPPES registry for Gordon Appelbaum is (760) 216-6253.
- Does Gordon Appelbaum accept Medicare?
- Gordon Appelbaum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gordon Appelbaum's NPI active?
- Yes — Gordon Appelbaum's NPI (1245200674) is active in the NPPES registry as of the last update on 2024-12-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.