Timothy D'Alfonso, M.D.
NPI 1699938324 · Anatomic Pathology Physician · New York, NY
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Timothy D'Alfonso, M.D. is a Anatomic Pathology Physician provider in New York, NY (NPI 1699938324).
Provider details
- NPI number
- 1699938324
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 260165 (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
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
572 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) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 292 | $39 |
| Microscopic Genetic Analysis of Tumor, Manual88360 | 120 | $44 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 90 | $86 |
| Surgical Pathology Consultation and Report on Referred Slides Prepared Elsewhere88321 | 28 | $90 |
| X-Ray of Surgical Specimen76098 | 23 | $17 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 19 | $37 |
Typical Medicare-allowed amounts for these services range $17–$90 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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
Registry dates
- Enumerated
- 2008-07-02
- Last updated
- 2024-01-19
- Certified
- 2024-01-19
Frequently asked questions
- What is Timothy D'Alfonso's NPI number?
- Timothy D'Alfonso's National Provider Identifier (NPI) is 1699938324, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Timothy D'Alfonso's specialty?
- Timothy D'Alfonso is listed in the NPPES registry with a primary specialty of Anatomic Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Timothy D'Alfonso located?
- Timothy D'Alfonso's practice location on file with NPPES is 1320 York Ave, New York, NY 10021-4800.
- What is Timothy D'Alfonso's phone number?
- The practice phone number listed in the NPPES registry for Timothy D'Alfonso is (401) 932-7781.
- Does Timothy D'Alfonso accept Medicare?
- Timothy D'Alfonso is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Timothy D'Alfonso's NPI active?
- Yes — Timothy D'Alfonso's NPI (1699938324) is active in the NPPES registry as of the last update on 2024-01-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.