Eric Fan, M.D.
NPI 1114966561 · Internal Medicine Physician · New Haven, CT
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eric Fan, M.D. is a Internal Medicine Physician provider in New Haven, CT (NPI 1114966561).
Provider details
- NPI number
- 1114966561
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- 038797 (CT)
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
874 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 318 | $188 |
| 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 | 138 | $17 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 76 | $15 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 72 | $95 |
| Advance Care Planning, First 30 Minutes99497 | 69 | $84 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 236 | 60 |
| Lisinopril | 130 | 35 |
| Amlodipine Besylate | 109 | 23 |
| Levothyroxine Sodium | 93 | 23 |
| Rosuvastatin Calcium | 90 | 23 |
| Hydrochlorothiazide | 75 | 22 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-04
- Last updated
- 2007-07-08
Frequently asked questions
- What is Eric Fan's NPI number?
- Eric Fan's National Provider Identifier (NPI) is 1114966561, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eric Fan's specialty?
- Eric Fan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Eric Fan located?
- Eric Fan's practice location on file with NPPES is 200 Orchard St, New Haven, CT 06511-5363.
- What is Eric Fan's phone number?
- The practice phone number listed in the NPPES registry for Eric Fan is (203) 867-5600.
- Does Eric Fan accept Medicare?
- Eric Fan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eric Fan's NPI active?
- Yes — Eric Fan's NPI (1114966561) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.