Jillian Alfonso, MD
NPI 1629224159 · Student in an Organized Health Care Education/Training Program · Bronx, NY
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jillian Alfonso, MD is a Student in an Organized Health Care Education/Training Program provider in Bronx, NY (NPI 1629224159).
Provider details
- NPI number
- 1629224159
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Student, Health Care
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
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
585 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 266 | $115 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 109 | $19 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 73 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 58 | $159 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 34 | $110 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-08-15
- Last updated
- 2011-12-13
Frequently asked questions
- What is Jillian Alfonso's NPI number?
- Jillian Alfonso's National Provider Identifier (NPI) is 1629224159, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jillian Alfonso's specialty?
- Jillian Alfonso is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Jillian Alfonso located?
- Jillian Alfonso's practice location on file with NPPES is 3400 Bainbridge Ave, Bronx, NY 10467-2404.
- What is Jillian Alfonso's phone number?
- The practice phone number listed in the NPPES registry for Jillian Alfonso is (718) 920-8888.
- Does Jillian Alfonso accept Medicare?
- Jillian Alfonso is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jillian Alfonso's NPI active?
- Yes — Jillian Alfonso's NPI (1629224159) is active in the NPPES registry as of the last update on 2011-12-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.