Individual Healthcare Provider
Nicolas Alcala
Provider's NPPES record last updated: July 10, 2026
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1972139483
- Primary Specialty
- Urology
- Practice Location
- Oak Ridge, Tennessee
- Sole Proprietor
- No
Federal Screening
NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.
List of Excluded Individuals/Entities (LEIE)
HHS Office of Inspector General
No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.
- Source data
- September 10, 2026
- Records indexed
- 84,001
- Screened
- Sep 20, 2026, 8:15 PM UTC
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
SAM.gov Exclusions
U.S. General Services Administration
SAM.gov Exclusions was not checked.
SAM.gov screening is not configured on this deployment. No SAM check has been performed.
- Screened
- Not checked
This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
Searches OIG LEIE and SAM.gov by name and reviews every potential match.
Specialties & Taxonomies
- Primary
Urology
Allopathic & Osteopathic Physicians
A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.
Taxonomy code 208800000X
Provider-Reported License Information
- Urology (Tennessee)
- 77320
Practice Locations
Practice Location
800 Oak Ridge Tpke
Oak Ridge, Tennessee 37830-6957
Phone: (865) 483-1093
Additional Practice Location
1405 S Sizer Ave Ste A
Jefferson Cty, Tennessee 37760-2421
Phone: (865) 690-3811
Additional Practice Location
7557 Dannaher Dr Ste 230
Powell, Tennessee 37849-3563
Phone: (865) 938-5222
Additional Practice Location
9330 Park West Blvd Ste 308
Knoxville, Tennessee 37923-4311
Phone: (865) 691-3061
Additional Practice Location
321 S Columbia St
Chapel Hill, North Carolina 27514-4309
Phone: (919) 801-1885
Additional Practice Location
550 Town Creek Rd E Ste 203-204
Lenoir City, Tennessee 37772-6289
Phone: (865) 986-4743
Additional Practice Location
9245 Park West Blvd
Knoxville, Tennessee 37923-4425
Phone: (865) 694-7621
Record Information
- Enumeration Date
- March 16, 2020
- Provider's NPPES Record Last Updated
- July 10, 2026
- Certification Date
- July 10, 2026
- NPISignal NPPES Dataset
- August 2026
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