Douglas Hammerstrom, MD
NPI 1316998354 · Family Medicine Physician · Spokane, WA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Douglas Hammerstrom, MD is a Family Medicine Physician provider in Spokane, WA (NPI 1316998354).
Provider details
- NPI number
- 1316998354
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 37360 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
829 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 167 | $127 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 162 | $91 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 127 | $128 |
| Remote Monitoring of Physiologic Parameters, Initial Supply of Devices With Daily Recordings Or Programmed Alerts Transmission, Each 30 Days99454 | 124 | $48 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, First 20 Minutes99457 | 75 | $49 |
| Hemoglobin A1c Level83036 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 83 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 302 | 93 |
| Losartan Potassium | 171 | 60 |
| Amlodipine Besylate | 166 | 54 |
| Omeprazole | 140 | 42 |
| Levothyroxine Sodium | 131 | 42 |
| Metoprolol Succinate | 115 | 37 |
| Lisinopril |
Practice location
Mailing address
Additional practice locations (1)
- 1212 N Pines RdSpokane Valley, WA 99206-4939Phone: (509) 893-8140Fax: (509) 893-8141
Registry dates
- Enumerated
- 2006-05-15
- Last updated
- 2021-05-25
- Certified
- 2021-05-25
Frequently asked questions
- What is Douglas Hammerstrom's NPI number?
- Douglas Hammerstrom's National Provider Identifier (NPI) is 1316998354, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Hammerstrom's specialty?
- Douglas Hammerstrom is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Douglas Hammerstrom located?
- Douglas Hammerstrom's practice location on file with NPPES is 2020 E 29th Ave, Spokane, WA 99203-3917.
- What is Douglas Hammerstrom's phone number?
- The practice phone number listed in the NPPES registry for Douglas Hammerstrom is (509) 626-9400.
- Does Douglas Hammerstrom accept Medicare?
- Douglas Hammerstrom is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Douglas Hammerstrom's NPI active?
- Yes — Douglas Hammerstrom's NPI (1316998354) is active in the NPPES registry as of the last update on 2021-05-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.