David Chadwick, D.O.
NPI 1164956041 · Family Medicine Physician · Phoenix, AZ
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Chadwick, D.O. is a Family Medicine Physician provider in Phoenix, AZ (NPI 1164956041).
Provider details
- NPI number
- 1164956041
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 008373 (AZ)
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
9 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,161 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 | 221 | $87 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 202 | $60 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 190 | $122 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 152 | $18 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 131 | $125 |
| Annual Depression Screening, 5 to 15 MinutesG0444 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 146 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 430 | 143 |
| Levothyroxine Sodium | 364 | 110 |
| Lisinopril | 348 | 103 |
| Amlodipine Besylate | 309 | 103 |
| Losartan Potassium | 299 | 103 |
| Rosuvastatin Calcium | 244 | 95 |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,321 across 143 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
Registry dates
- Enumerated
- 2017-04-17
- Last updated
- 2024-07-29
- Certified
- 2024-07-29
Frequently asked questions
- What is David Chadwick's NPI number?
- David Chadwick's National Provider Identifier (NPI) is 1164956041, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Chadwick's specialty?
- David Chadwick is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David Chadwick located?
- David Chadwick's practice location on file with NPPES is 3815 E Bell Rd Ste 2300, Phoenix, AZ 85032-2142.
- What is David Chadwick's phone number?
- The practice phone number listed in the NPPES registry for David Chadwick is (602) 942-3750.
- Does David Chadwick accept Medicare?
- David Chadwick is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Chadwick's NPI active?
- Yes — David Chadwick's NPI (1164956041) is active in the NPPES registry as of the last update on 2024-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.