George Keckeisen, MD
NPI 1619072436 · Vascular Surgery Physician · Southampton, NY
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
George Keckeisen, MD is a Vascular Surgery Physician provider in Southampton, NY (NPI 1619072436).
Provider details
- NPI number
- 1619072436
- Entity type
- Individual
- Primary specialty
- Vascular Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 151417 (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
678 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 Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 277 | $41 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 75 | $151 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 73 | $107 |
| Removal of Skin and Tissue, 20.0 Sq Cm Or Less11042 | 38 | $69 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 38 | $91 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-14
- Last updated
- 2011-01-11
Frequently asked questions
- What is George Keckeisen's NPI number?
- George Keckeisen's National Provider Identifier (NPI) is 1619072436, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is George Keckeisen's specialty?
- George Keckeisen is listed in the NPPES registry with a primary specialty of Vascular Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is George Keckeisen located?
- George Keckeisen's practice location on file with NPPES is 325 Meeting House Ln, Southampton, NY 11968-5087.
- What is George Keckeisen's phone number?
- The practice phone number listed in the NPPES registry for George Keckeisen is (631) 283-2100.
- Does George Keckeisen accept Medicare?
- George Keckeisen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is George Keckeisen's NPI active?
- Yes — George Keckeisen's NPI (1619072436) is active in the NPPES registry as of the last update on 2011-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.