Joseph Aiyenowo, MD
NPI 1598792657 · Internal Medicine Physician · Pullman, WA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Aiyenowo, MD is a Internal Medicine Physician provider in Pullman, WA (NPI 1598792657).
Provider details
- NPI number
- 1598792657
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD60992612 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
66 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 | 27 | $128 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 25 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 14 | $91 |
Typical Medicare-allowed amounts for these services range $9–$128 (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 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 35 | 18 |
| Levothyroxine Sodium | 27 | 11 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 24 | 12 |
| Lisinopril | 23 | 17 |
| Amlodipine Besylate | 15 | 12 |
| Tamsulosin Hcl | 15 | — |
Practice location
Mailing address
Additional practice locations (2)
- 705 E RandallHesston, KS 67062Phone: (620) 327-2440Fax: (620) 327-2062
- 19401 40th Ave W Ste 230Lynnwood, WA 98036-5675Phone: (425) 744-7153Fax: (425) 744-7123
Registry dates
- Enumerated
- 2006-06-26
- Last updated
- 2024-06-25
- Certified
- 2024-06-25
Frequently asked questions
- What is Joseph Aiyenowo's NPI number?
- Joseph Aiyenowo's National Provider Identifier (NPI) is 1598792657, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Aiyenowo's specialty?
- Joseph Aiyenowo is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Aiyenowo located?
- Joseph Aiyenowo's practice location on file with NPPES is 825 Se Bishop Blvd Ste 200, Pullman, WA 99163-5537.
- What is Joseph Aiyenowo's phone number?
- The practice phone number listed in the NPPES registry for Joseph Aiyenowo is (509) 332-2517.
- Does Joseph Aiyenowo accept Medicare?
- Joseph Aiyenowo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Aiyenowo's NPI active?
- Yes — Joseph Aiyenowo's NPI (1598792657) is active in the NPPES registry as of the last update on 2024-06-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.