David Chaffee
NPI 1063930915 · Family Nurse Practitioner · Oceanside, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Chaffee is a Family Nurse Practitioner provider in Oceanside, CA (NPI 1063930915).
Provider details
- NPI number
- 1063930915
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 95006786 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
8 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
229 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 180 | $82 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 33 | $116 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 16 | $118 |
Typical Medicare-allowed amounts for these services range $82–$118 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 78 | 48 |
| Amlodipine Besylate | 62 | 34 |
| Rosuvastatin Calcium | 62 | 34 |
| Metoprolol Succinate | 51 | 30 |
| Levothyroxine Sodium | 35 | 16 |
| Azithromycin | 33 | 33 |
| Fluticasone Propionate | 33 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$124 across 6 records (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)
- 2176 Salk AveCarlsbad, CA 92008-7346Phone: (760) 827-7200
- 130 Cedar RdVista, CA 92083-5102Phone: (760) 806-5500
Registry dates
- Enumerated
- 2017-08-30
- Last updated
- 2024-09-08
- Certified
- 2024-09-08
Frequently asked questions
- What is David Chaffee's NPI number?
- David Chaffee's National Provider Identifier (NPI) is 1063930915, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Chaffee's specialty?
- David Chaffee is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is David Chaffee located?
- David Chaffee's practice location on file with NPPES is 3927 Waring Rd, Oceanside, CA 92056-4458.
- What is David Chaffee's phone number?
- The practice phone number listed in the NPPES registry for David Chaffee is (619) 703-7220.
- Does David Chaffee accept Medicare?
- David Chaffee is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Chaffee's NPI active?
- Yes — David Chaffee's NPI (1063930915) is active in the NPPES registry as of the last update on 2024-09-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.