Ruth Chadwick, MD
NPI 1992327365 · Family Medicine Physician · Bellingham, WA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ruth Chadwick, MD is a Family Medicine Physician provider in Bellingham, WA (NPI 1992327365).
Provider details
- NPI number
- 1992327365
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD61465347 (WA)
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
6 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
143 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) |
|---|---|---|
| Blood Glucose (sugar) Measurement Using Reagent Strip82948 | 49 | $5 |
| Hemoglobin A1c Level83036 | 49 | $10 |
| Admn Sarscov2 Vacc 1 Dose90480 | 25 | $43 |
| Administration of Influenza Virus VaccineG0008 | 20 | $32 |
Typical Medicare-allowed amounts for these services range $5–$43 (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 · 96 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 225 | 49 |
| Atorvastatin Calcium | 186 | 55 |
| Omeprazole | 110 | 28 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 96 | 34 |
| Trazodone Hcl | 96 | 19 |
| Hydroxyzine Hcl | 88 | 14 |
| Amlodipine Besylate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-05-08
- Last updated
- 2023-11-20
- Certified
- 2023-11-20
Frequently asked questions
- What is Ruth Chadwick's NPI number?
- Ruth Chadwick's National Provider Identifier (NPI) is 1992327365, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruth Chadwick's specialty?
- Ruth Chadwick is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ruth Chadwick located?
- Ruth Chadwick's practice location on file with NPPES is 4455 Cordata Pkwy, Bellingham, WA 98226-8037.
- What is Ruth Chadwick's phone number?
- The practice phone number listed in the NPPES registry for Ruth Chadwick is (360) 671-3225.
- Does Ruth Chadwick accept Medicare?
- Ruth Chadwick is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ruth Chadwick's NPI active?
- Yes — Ruth Chadwick's NPI (1992327365) is active in the NPPES registry as of the last update on 2023-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.