Kiyoe Sullivan, M.D., PH.D
NPI 1720022171 · Anatomic Pathology & Clinical Pathology Physician · Norwalk, CT
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kiyoe Sullivan, M.D., PH.D is a Anatomic Pathology & Clinical Pathology Physician provider in Norwalk, CT (NPI 1720022171).
Provider details
- NPI number
- 1720022171
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D
- Sex
- Female
- Sole proprietor
- No
- License
- 250272 (NY)
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
1,863 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) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 817 | $38 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 337 | $28 |
| Protein Measurement, Serum84165 | 149 | $18 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 127 | $84 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 95 | $36 |
| Microscopic Genetic Analysis of Tumor, Manual88360 | 49 | $43 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$28 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
- 2006-06-16
- Last updated
- 2021-11-30
- Certified
- 2021-11-30
Frequently asked questions
- What is Kiyoe Sullivan's NPI number?
- Kiyoe Sullivan's National Provider Identifier (NPI) is 1720022171, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kiyoe Sullivan's specialty?
- Kiyoe Sullivan is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Kiyoe Sullivan located?
- Kiyoe Sullivan's practice location on file with NPPES is 34 Maple St, Norwalk, CT 06850-3894.
- What is Kiyoe Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Kiyoe Sullivan is (203) 852-2000.
- Does Kiyoe Sullivan accept Medicare?
- Kiyoe Sullivan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kiyoe Sullivan's NPI active?
- Yes — Kiyoe Sullivan's NPI (1720022171) is active in the NPPES registry as of the last update on 2021-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.