Natalie Delfavero, MD
NPI 1689258048 · Family Medicine Physician · Walnut Creek, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Natalie Delfavero, MD is a Family Medicine Physician provider in Walnut Creek, CA (NPI 1689258048).
Provider details
- NPI number
- 1689258048
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A182881 (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
5 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
402 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 241 | $109 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 59 | $154 |
| Urinalysis, Manual Test81002 | 40 | $3 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus and Influenza87428 | 30 | $69 |
| Detection Test By Immunoassay With Direct Visual Observation for Streptococcus, Group a (strep)87880 | 18 | $16 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 25 | 12 |
| Levothyroxine Sodium | 24 | — |
| Diclofenac Sodium | 22 | 13 |
| Azithromycin | 21 | 21 |
| Cephalexin | 20 | 20 |
| Doxycycline Monohydrate | 19 | 19 |
| Fluticasone Propionate | 18 | 12 |
| Losartan Potassium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-05-11
- Last updated
- 2024-01-04
- Certified
- 2024-01-04
Frequently asked questions
- What is Natalie Delfavero's NPI number?
- Natalie Delfavero's National Provider Identifier (NPI) is 1689258048, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Natalie Delfavero's specialty?
- Natalie Delfavero is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Natalie Delfavero located?
- Natalie Delfavero's practice location on file with NPPES is 1450 Treat Blvd Ste 160, Walnut Creek, CA 94597-2168.
- What is Natalie Delfavero's phone number?
- The practice phone number listed in the NPPES registry for Natalie Delfavero is (925) 296-9827.
- Does Natalie Delfavero accept Medicare?
- Natalie Delfavero is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Natalie Delfavero's NPI active?
- Yes — Natalie Delfavero's NPI (1689258048) is active in the NPPES registry as of the last update on 2024-01-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.