Katherine De Azambuja, MD
NPI 1336672187 · Family Medicine Physician · Santa Ana, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine De Azambuja, MD is a Family Medicine Physician provider in Santa Ana, CA (NPI 1336672187).
Provider details
- NPI number
- 1336672187
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A159349 (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
9 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
2,089 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 825 | $18 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 571 | $88 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 448 | $68 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 73 | $144 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 57 | $51 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 80 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 341 | 123 |
| Amlodipine Besylate | 186 | 75 |
| Losartan Potassium | 178 | 60 |
| Levothyroxine Sodium | 173 | 50 |
| Gabapentin | 142 | 57 |
| Metformin Hcl | 129 | 43 |
| Lisinopril |
Practice location
Mailing address
Additional practice locations (1)
- 101 the City Dr S Bldg 25Orange, CA 92868-3201Phone: (714) 456-7007
Registry dates
- Enumerated
- 2017-04-08
- Last updated
- 2022-11-09
- Certified
- 2022-11-09
Frequently asked questions
- What is Katherine De Azambuja's NPI number?
- Katherine De Azambuja's National Provider Identifier (NPI) is 1336672187, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine De Azambuja's specialty?
- Katherine De Azambuja is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine De Azambuja located?
- Katherine De Azambuja's practice location on file with NPPES is 800 N Main St, Santa Ana, CA 92701-3576.
- What is Katherine De Azambuja's phone number?
- The practice phone number listed in the NPPES registry for Katherine De Azambuja is (657) 282-6355.
- Does Katherine De Azambuja accept Medicare?
- Katherine De Azambuja is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine De Azambuja's NPI active?
- Yes — Katherine De Azambuja's NPI (1336672187) is active in the NPPES registry as of the last update on 2022-11-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.