Physician Profile
Unclaimed ProfileAbout GALLAGHER
Based in West Islip, NY, John F Gallagher, MD is listed in the NPI registry under vascular surgery. John graduated from University of Chicago, Pritzker School of Medicine in 1974. John is also listed as specialising in surgery.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Gallagher specialise in?
Dr. Gallagher is a vascular surgeon in West Islip, NY. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “VASCULAR SURGERY”.
NPI registry
Where is Dr. Gallagher located?
Dr. Gallagher is listed at 580 UNION BLVD, West Islip, NY 11795. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Gallagher's phone number?
The number on file is (631) 321-6801. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Gallagher's NPI number?
Dr. Gallagher's National Provider Identifier is 1740201508. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Gallagher go to medical school?
Dr. Gallagher attended University of Chicago, Pritzker School of Medicine, graduating in 1974. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Gallagher been practising?
Dr. Gallagher has 52 years experience. Calculated from a graduation year of 1974, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Gallagher do most often?
According to Medicare billing data, Dr. Gallagher provides treatments such as ultrasound study of arm or leg veins with compression and maneuvers, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Gallagher confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Gallagher. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (631) 321-6801
- Email not available
Practice Locations
580 UNION BLVD
West Islip, NY 11795
Procedures Most Often Billed to Medicare
161 services · 147 patients · 4 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Ultrasound study of arm or leg veins with compression and maneuvers | Treatment | 93970 |
65 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
47 |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
28 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
21 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Trained at University of Chicago, Pritzker School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1974 at University of Chicago, Pritzker School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Ultrasound study of arm or leg veins with compression and maneuvers 8
Providers in NY who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.