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NICOLAS ALCALA
NPI 1972139483
Urology in Oak Ridge, TN

Active since March 16, 2020PECOS Enrolled
800 OAK RIDGE TPKE, OAK RIDGE, TN 37830(865) 483-1093 Get Directions Write a Review

NPPES record last updated: July 10, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 10, 2026, Mar 16, 2020 (2 updates tracked since 2020).

About Nicolas Alcala NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NICOLAS ALCALA (NPI 1972139483) is an individual urology provider in Oak Ridge, Tennessee, licensed in Tennessee (77320) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS, maintains 6 additional practice locations, and is a graduate of University Of North Carolina At Chapel Hill School Of Medicine (2021).

NPPES Registry Identity

NPI1972139483
Entity TypeIndividualMale
Primary Taxonomy208800000X
Provider Legal NameNICOLAS ALCALA
Location Address800 OAK RIDGE TPKEOak Ridge, TN 37830-6957
Mailing Address10200 Grand Central Ave Ste 220Owings Mills, MD 21117-4366 · (865) 483-1093
Phone(865) 483-1093
Sole ProprietorNo
Medical School CMSUniversity Of North Carolina At Chapel Hill School Of MedicineGraduated 2021
Enumeration DateMarch 16, 2020
Last NPPES UpdateJuly 10, 20262 updates tracked since enumeration
NPPES CertifiedJuly 10, 2026
✔ NPI 1972139483 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyUrologyAllopathic & Osteopathic Physicians
Taxonomy Code208800000X
License✔ Licensed in TN · 77320
Definition
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.
800 OAK RIDGE TPKE, Oak Ridge, TN 37830
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Secondary Practice Locations 6

Location 11405 S Sizer Ave Ste AJefferson Cty, TN 37760-2421 · Phone (865) 690-3811
Location 27557 Dannaher Dr Ste 230Powell, TN 37849-3563 · Phone (865) 938-5222
Location 39330 Park West Blvd Ste 308Knoxville, TN 37923-4311 · Phone (865) 691-3061
Location 4321 S Columbia StChapel Hill, NC 27514-4309 · Phone (919) 801-1885
Location 5550 Town Creek Rd E Ste 203-204Lenoir City, TN 37772-6289 · Phone (865) 986-4743
Location 69245 Park West BlvdKnoxville, TN 37923-4425 · Phone (865) 694-7621

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BlueCross BlueShield of Tennessee, Cigna Healthcare, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Nicolas Alcala is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4789156860
PECOS Enrollment IDI20260619000809
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Nicolas Alcala reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Tennessee Urology Associates, PLLC
Same address
Urology
800 OAK RIDGE TPKE STE A101
Oak Ridge, TN 37830
  • Reassigned Medicare billing, Tennessee enrollment
  • 29 clinicians in this Medicare group
NPI 1669416442 (865) 483-1093

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37830 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$121.80 typical visit price
range $52.64 – $160.89
Typical copayment $30.45 (range $13.16 – $40.22)
Most-billed visit code 99204
Established Patient
$66.01 typical visit price
range $16.72 – $131.41
Typical copayment $16.50 (range $4.18 – $32.85)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. PAUL J GURECKI MD
Psychiatry & Neurology (Neurology)
800 OAK RIDGE TPKE, SUITE C-260
OAK RIDGE, TN 37830
Anderson County (865) 813-0300
ZOE VARNER PA-C
Physician Assistant (Medical)
800 OAK RIDGE TPKE, SUITE 800
OAK RIDGE, TN 37830
Anderson County (865) 483-1093
CARMAN ALIG LPN
Licensed Practical Nurse
800 OAK RIDGE TPKE
OAK RIDGE, TN 37830
Anderson County (865) 272-3603
PHYSIOTHERAPY ASSOCIATES INC
Clinic/Center (Physical Therapy)
800 OAK RIDGE TPKE, SUITE C102
OAK RIDGE, TN 37830
Anderson County (865) 483-7790
TENNESSEE CANCER SPECIALISTS PLLC
Internal Medicine (Hematology & Oncology)
800 OAK RIDGE TPKE, BUILDING A, SUITE 600
OAK RIDGE, TN 37830
Anderson County (865) 444-3050
DR. JOHN THORNTON FOUST MD
Internal Medicine (Hematology & Oncology)
800 OAK RIDGE TPKE, BUILDING A, STE 600
OAK RIDGE, TN 37830
Anderson County (865) 444-3050
MR. GYLES DONALD RUSSELL PT
Specialist
800 OAK RIDGE TPKE, SUITE C 102
OAK RIDGE, TN 37830
Anderson County (865) 483-7790
BRANDY REYNOLDS APN
Nurse Practitioner
800 OAK RIDGE TPKE, SUITE C-200
OAK RIDGE, TN 37830
Anderson County (865) 483-3594

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Nicolas Alcala's NPI number?

The NPI number for Nicolas Alcala is 1972139483. It was assigned to this individual provider in the NPPES registry on March 16, 2020.

Where is Nicolas Alcala located?

Nicolas Alcala practices at 800 Oak Ridge Tpke, Oak Ridge, TN 37830. The listed phone number is (865) 483-1093.

What is Nicolas Alcala's specialty?

The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.

Is Nicolas Alcala enrolled in Medicare?

Yes. Nicolas Alcala is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Nicolas Alcala's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nicolas Alcala reassigns Medicare benefits to Tennessee Urology Associates, PLLC (Oak Ridge, TN). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Nicolas Alcala's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nicolas Alcala accept?

Health plans from BlueCross BlueShield of Tennessee, Cigna Healthcare and UnitedHealthcare list Nicolas Alcala as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Nicolas Alcala was last updated on July 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.