Susan Welgrin, M.D.
NPI 1518970888 · Internal Medicine Physician · Williston Park, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Susan Welgrin, M.D. is a Internal Medicine Physician provider in Williston Park, NY (NPI 1518970888).
Provider details
- NPI number
- 1518970888
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 187440 (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
19 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
1,820 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 934 | $99 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 150 | $16 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 133 | $9 |
| Bacterial Culture, Any Other Source Except Urine, Blood Or Stool, Aerobic87070 | 129 | $8 |
| Detection Test By Immunoassay With Direct Visual Observation for Streptococcus, Group a (strep)87880 | 129 | $16 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 |
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 |
|---|---|---|
| Azithromycin | 101 | 84 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 62 | 46 |
| Amoxicillin | 48 | 42 |
| Ciprofloxacin Hcl | 48 | 33 |
| Lisinopril | 46 | 11 |
| Simvastatin | 42 | 13 |
| Zolpidem Tartrate | 40 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is Susan Welgrin's NPI number?
- Susan Welgrin's National Provider Identifier (NPI) is 1518970888, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Susan Welgrin's specialty?
- Susan Welgrin is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Susan Welgrin located?
- Susan Welgrin's practice location on file with NPPES is 465 Willis Ave, Williston Park, NY 11596-1724.
- What is Susan Welgrin's phone number?
- The practice phone number listed in the NPPES registry for Susan Welgrin is (516) 294-3535.
- Does Susan Welgrin accept Medicare?
- Susan Welgrin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Susan Welgrin's NPI active?
- Yes — Susan Welgrin's NPI (1518970888) 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.