Gerald Apollon, M.D.
NPI 1558361980 · Emergency Medicine Physician · Westminster, MD
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gerald Apollon, M.D. is a Emergency Medicine Physician provider in Westminster, MD (NPI 1558361980).
Provider details
- NPI number
- 1558361980
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- D0037874 (MD)
Specialties & taxonomies
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
861 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 | 221 | $123 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 119 | $163 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 70 | $16 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus87426 | 62 | $34 |
| Automated Urinalysis Test81003 | 58 | $2 |
| X-Ray of Chest, 2 Views71046 | 45 | $28 |
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) | Beneficiaries |
|---|---|---|
| Prednisone | 48 | 46 |
| Amoxicillin | 24 | 24 |
| Doxycycline Monohydrate | 23 | 21 |
| Azithromycin | 21 | 21 |
| Cefdinir | 20 | 19 |
| Ciprofloxacin Hcl | 20 | 20 |
| Hydrocortisone | 19 | 19 |
| Clindamycin Hcl | 15 | 15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-28
- Last updated
- 2013-06-12
Frequently asked questions
- What is Gerald Apollon's NPI number?
- Gerald Apollon's National Provider Identifier (NPI) is 1558361980, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gerald Apollon's specialty?
- Gerald Apollon is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gerald Apollon located?
- Gerald Apollon's practice location on file with NPPES is 826 Washington Rd, Westminster, MD 21157-5750.
- What is Gerald Apollon's phone number?
- The practice phone number listed in the NPPES registry for Gerald Apollon is (410) 751-7480.
- Does Gerald Apollon accept Medicare?
- Gerald Apollon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gerald Apollon's NPI active?
- Yes — Gerald Apollon's NPI (1558361980) is active in the NPPES registry as of the last update on 2013-06-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.