Charles Bugg, M.D., PH.D.
NPI 1144690777 · Emergency Medicine Physician · Pasadena, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Bugg, M.D., PH.D. is a Emergency Medicine Physician provider in Pasadena, CA (NPI 1144690777).
Provider details
- NPI number
- 1144690777
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A137987 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
720 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 243 | $8 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 180 | $176 |
| Critical Care, First 30-74 Minutes99291 | 100 | $217 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 48 | $122 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 30 | $16 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 25 |
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 |
|---|---|---|
| Doxycycline Hyclate | 34 | 34 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 26 | 26 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 20 | 20 |
| Prednisone | 20 | 20 |
| Cefdinir | 17 | 17 |
| Ondansetronbrand: Ondansetron Odt | 15 | 15 |
| Tramadol Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$187 across 1 record (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
Additional practice locations (2)
- 1200 N State StLac Usc Medical Ctr, Gme Office, Clinic Tower A7dLos Angeles, CA 90033-1029Phone: (323) 226-6667Fax: (323) 226-6454
- 3201 S Water StBurnet, TX 78611Phone: (512) 715-3000
Registry dates
- Enumerated
- 2015-09-25
- Last updated
- 2021-10-28
- Certified
- 2021-10-28
Frequently asked questions
- What is Charles Bugg's NPI number?
- Charles Bugg's National Provider Identifier (NPI) is 1144690777, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Bugg's specialty?
- Charles Bugg is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Bugg located?
- Charles Bugg's practice location on file with NPPES is 100 W California Blvd, Pasadena, CA 91125-6897.
- What is Charles Bugg's phone number?
- The practice phone number listed in the NPPES registry for Charles Bugg is (626) 397-5116.
- Does Charles Bugg accept Medicare?
- Charles Bugg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Bugg's NPI active?
- Yes — Charles Bugg's NPI (1144690777) is active in the NPPES registry as of the last update on 2021-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.