Kenneth Sekine, M.D.
NPI 1841299625 · Gynecology Physician · Jacksonville, FL
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kenneth Sekine, M.D. is a Gynecology Physician provider in Jacksonville, FL (NPI 1841299625).
Provider details
- NPI number
- 1841299625
- Entity type
- Individual
- Primary specialty
- Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 30838 (FL)
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 tenure25% of score
20 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
258 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) |
|---|---|---|
| Screening 3d Breast Mammography77063 | 85 | $50 |
| Screening Mammography77067 | 85 | $121 |
| Cervical Or Vaginal Cancer Screening; Pelvic and Clinical Breast ExaminationG0101 | 61 | $38 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 27 | $89 |
Typical Medicare-allowed amounts for these services range $38–$121 (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 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Progesterone, Micronizedbrand: Progesterone | 179 | 49 |
| Estradiol | 36 | 13 |
| Estradiolbrand: Estradiol (once Weekly) | 18 | — |
| Spironolactone | 17 | — |
| Medroxyprogesterone Acetate | 16 | — |
| Estradiol/Norethindrone Acetbrand: Estradiol-Norethindrone Acetat | 15 | — |
| Norethindrone Acetate | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$101 across 6 records (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
- 2005-07-14
- Last updated
- 2025-03-29
- Certified
- 2025-03-29
Frequently asked questions
- What is Kenneth Sekine's NPI number?
- Kenneth Sekine's National Provider Identifier (NPI) is 1841299625, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kenneth Sekine's specialty?
- Kenneth Sekine is listed in the NPPES registry with a primary specialty of Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Kenneth Sekine located?
- Kenneth Sekine's practice location on file with NPPES is 11945 San Jose Blvd, Jacksonville, FL 32223-1613.
- What is Kenneth Sekine's phone number?
- The practice phone number listed in the NPPES registry for Kenneth Sekine is (904) 262-5333.
- Does Kenneth Sekine accept Medicare?
- Kenneth Sekine is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kenneth Sekine's NPI active?
- Yes — Kenneth Sekine's NPI (1841299625) is active in the NPPES registry as of the last update on 2025-03-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.