Katherine Harter, M.D.
NPI 1861894917 · Emergency Medicine Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Harter, M.D. is a Emergency Medicine Physician provider in Los Angeles, CA (NPI 1861894917).
Provider details
- NPI number
- 1861894917
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A132578 (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
11 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
517 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 182 | $176 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 165 | $8 |
| Critical Care, First 30-74 Minutes99291 | 75 | $217 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 47 | $120 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 27 | $179 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 |
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 |
|---|---|---|
| Cefdinir | 33 | 33 |
| Ondansetronbrand: Ondansetron Odt | 28 | 27 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 21 | 21 |
| Methylprednisolone | 18 | 18 |
| Doxycycline Hyclate | 16 | 16 |
| Fluticasone Propionate | 15 | 15 |
| Azithromycin | 14 | 14 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-09-19
- Last updated
- 2020-06-15
- Certified
- 2020-06-15
Frequently asked questions
- What is Katherine Harter's NPI number?
- Katherine Harter's National Provider Identifier (NPI) is 1861894917, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Harter's specialty?
- Katherine Harter is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine Harter located?
- Katherine Harter's practice location on file with NPPES is 1200 N State St, Los Angeles, CA 90033-1029.
- What is Katherine Harter's phone number?
- The practice phone number listed in the NPPES registry for Katherine Harter is (323) 226-6667.
- Does Katherine Harter accept Medicare?
- Katherine Harter is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Harter's NPI active?
- Yes — Katherine Harter's NPI (1861894917) is active in the NPPES registry as of the last update on 2020-06-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.