Michael Henderson, FNP
NPI 1407340730 · Family Nurse Practitioner · Walla Walla, WA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Henderson, FNP is a Family Nurse Practitioner provider in Walla Walla, WA (NPI 1407340730).
Provider details
- NPI number
- 1407340730
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Male
- Sole proprietor
- No
- License
- AP60851799 (WA)
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 tenure28% of score
7 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
285 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 | 110 | $84 |
| Automated Urinalysis Test81003 | 49 | $2 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 44 | $102 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 42 | $119 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 29 | $155 |
| Removal of Impacted Ear Wax By Washing69209 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cephalexin | 36 | 36 |
| Prednisone | 27 | 27 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 26 | 23 |
| Amoxicillin | 26 | 26 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 25 | 25 |
| Cefdinir | 20 | 20 |
| Doxycycline Hyclate | 19 | 19 |
Practice location
Mailing address
Additional practice locations (2)
- 1675 Talbot RoadColumbia Falls, MT 59912Phone: (406) 892-3208Fax: (406) 892-4497
- 1025 S 2nd AveWalla Walla, WA 99362-4116Phone: (509) 897-3000Fax: (509) 897-5899
Registry dates
- Enumerated
- 2018-06-20
- Last updated
- 2021-06-24
- Certified
- 2021-06-24
Frequently asked questions
- What is Michael Henderson's NPI number?
- Michael Henderson's National Provider Identifier (NPI) is 1407340730, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Henderson's specialty?
- Michael Henderson is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Michael Henderson located?
- Michael Henderson's practice location on file with NPPES is 380 Chase Ave, Walla Walla, WA 99362-2924.
- What is Michael Henderson's phone number?
- The practice phone number listed in the NPPES registry for Michael Henderson is (509) 897-3000.
- Does Michael Henderson accept Medicare?
- Michael Henderson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Henderson's NPI active?
- Yes — Michael Henderson's NPI (1407340730) is active in the NPPES registry as of the last update on 2021-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.