Ken Clayton, D.O.
NPI 1215010194 · Obstetrics & Gynecology Physician · Kailua Kona, HI
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ken Clayton, D.O. is a Obstetrics & Gynecology Physician provider in Kailua Kona, HI (NPI 1215010194).
Provider details
- NPI number
- 1215010194
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20A 7621 (CA)
Specialties & taxonomies
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 tenure25% of score
19 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
583 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 202 | $135 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 180 | $93 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 60 | $16 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 49 | $9 |
| Urinalysis, Manual Test81002 | 22 | $3 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 21 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$25 across 1 record (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
- 2006-10-23
- Last updated
- 2019-09-24
Frequently asked questions
- What is Ken Clayton's NPI number?
- Ken Clayton's National Provider Identifier (NPI) is 1215010194, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ken Clayton's specialty?
- Ken Clayton is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Ken Clayton located?
- Ken Clayton's practice location on file with NPPES is 78-6831 Alii Dr Ste 411, Kailua Kona, HI 96740-5403.
- What is Ken Clayton's phone number?
- The practice phone number listed in the NPPES registry for Ken Clayton is (808) 747-8321.
- Does Ken Clayton accept Medicare?
- Ken Clayton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ken Clayton's NPI active?
- Yes — Ken Clayton's NPI (1215010194) is active in the NPPES registry as of the last update on 2019-09-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.