Sonya Hwang, M.D.
NPI 1871531483 · Anatomic Pathology Physician · Port Jefferson Station, NY
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sonya Hwang, M.D. is a Anatomic Pathology Physician provider in Port Jefferson Station, NY (NPI 1871531483).
Provider details
- NPI number
- 1871531483
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 216814 (NY)
Specialties & taxonomies
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
101 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) |
|---|---|---|
| Cell Examination of Specimen, Selective Cellular Enhancement Technique88112 | 43 | $77 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 23 | $81 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 20 | $39 |
| Cell Examination of Urine, Manual88120 | 15 | $671 |
Typical Medicare-allowed amounts for these services range $39–$671 (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.
Practice location
Mailing address
Additional practice locations (1)
- University HospitalStony Brook, NY 11794-0001Phone: (631) 444-2246
Registry dates
- Enumerated
- 2006-06-04
- Last updated
- 2022-11-04
- Certified
- 2022-11-04
Frequently asked questions
- What is Sonya Hwang's NPI number?
- Sonya Hwang's National Provider Identifier (NPI) is 1871531483, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sonya Hwang's specialty?
- Sonya Hwang is listed in the NPPES registry with a primary specialty of Anatomic Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Sonya Hwang located?
- Sonya Hwang's practice location on file with NPPES is 1500 Route 112 Ste 101, Port Jefferson Station, NY 11776-8054.
- What is Sonya Hwang's phone number?
- The practice phone number listed in the NPPES registry for Sonya Hwang is (631) 751-3000.
- Does Sonya Hwang accept Medicare?
- Sonya Hwang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sonya Hwang's NPI active?
- Yes — Sonya Hwang's NPI (1871531483) is active in the NPPES registry as of the last update on 2022-11-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.