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AMERICAN PROFESSIONAL ASSOCIATES LLC
NPI 1922012210
Radiology - Radiation Oncology in Alpharetta, GA

Active since July 29, 2006
3330 PRESTON RIDGE RD STE 300, ALPHARETTA, GA 30005(770) 350-0126(770) 512-8937 Get Directions Write a Review

NPPES record last updated: August 23, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 23, 2022, Jan 16, 2018 (2 updates tracked since 2018).

About American Professional Associates Llc NPPES

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

AMERICAN PROFESSIONAL ASSOCIATES LLC (NPI 1922012210) is a healthcare organization registered as a radiation oncology in Alpharetta, Georgia and active in the NPI registry since July 2006. The organization lists Carmen Simens, Revenue Cycle Manager, as its authorized official.

NPPES Registry Identity

NPI1922012210
Entity TypeOrganization
Primary Taxonomy2085R0001X
Legal Business NameAMERICAN PROFESSIONAL ASSOCIATES LLC
Location Address3330 PRESTON RIDGE RD STE 300Alpharetta, GA 30005-4509
Mailing AddressPo Box 745766Atlanta, GA 30374-5766 · (770) 350-0126 · Fax (770) 515-9502
Phone(770) 350-0126
Fax(770) 512-8937
Organization SubpartNo
Authorized OfficialCarmen SimensRevenue Cycle Manager · (770) 255-7440
Enumeration DateJuly 29, 2006
Last NPPES UpdateAugust 23, 20222 updates tracked since enumeration
NPPES CertifiedAugust 23, 2022
✔ NPI 1922012210 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyRadiology · Radiation OncologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0001X
Definition
A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.
Also ListedUrologyTaxonomy 208800000X
Also ListedClinic/Center · Oncology, RadiationTaxonomy 261QX0203X
3330 PRESTON RIDGE RD STE 300, Alpharetta, GA 30005
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Alliant Health Plans, Inc., Ambetter from Absolute Total Care, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

American Professional Associates Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

19

Medicare enrollment records show 19 clinicians reassign Medicare billing to American Professional Associates LLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address. They are listed nearest first.

Clinicians by Medicare Specialty 5

Radiation Oncology9
Certified Registered Nurse Anesthetist (CRNA)6
Urology2
Medical Oncology1
Nurse Practitioner1

Clinicians, nearest first (19)

Mark Mccord, MD
Radiation Oncology
NPI 1639117401
3330 PRESTON RIDGE RD STE 100
Alpharetta, GA 30005
(770) 350-0126
✔ PECOS✔ Accepts MedicareSame address
Frederick Schnell, M.D.
Radiation Oncology
NPI 1487638607
1000 JOHNSON FERRY RD
Atlanta, GA 30342
(404) 851-8000
✔ PECOS✔ Accepts Medicare12 mi
Mark Quinn, MD
Radiation Oncology
NPI 1518905470
320 KENNESTONE HOSPITAL BLVD SUITE LL1
Marietta, GA 30060
(770) 793-7500
✔ PECOS✔ Accepts Medicare18 mi
Sandra Gregory, MD
Radiation Oncology
NPI 1376503128
1800 HOWELL MILL RD NW STE LL10
Atlanta, GA 30318
(404) 425-7900
✔ PECOS✔ Accepts Medicare20 mi
Andrea Mccarthy, NP-BC
Nurse Practitioner
NPI 1013254283
615 PEACHTREE ST NE
Atlanta, GA 30308
(404) 251-2690
✔ PECOS✔ Accepts Medicare22 mi
Wallace Phillips, CRNA
Certified Registered Nurse Anesthetist (CRNA)
NPI 1528166717
1031 SCOTT TER
Athens, GA 30606
(706) 549-2700
✔ Accepts Medicare49 mi
Danny Bartlett, CRNA
Certified Registered Nurse Anesthetist (CRNA)
NPI 1487644480
3320 OLD JEFFERSON RD SUITE100
Athens, GA 30607
(706) 353-3600
✔ Accepts Medicare49 mi
Jay Reeder, CRNA
Certified Registered Nurse Anesthetist (CRNA)
NPI 1972927291
1230 BAXTER ST
Athens, GA 30606
(706) 543-3449
✔ Accepts Medicare50 mi
Ross Fuller, CRNA
Certified Registered Nurse Anesthetist (CRNA)
NPI 1538582077
1230 BAXTER ST
Athens, GA 30606
(912) 429-6196
✔ Accepts Medicare50 mi
Brittany Schmitt, CRNA
Certified Registered Nurse Anesthetist (CRNA)
NPI 1407133614
80 NEWNAN STATION DRIVE, SUITE A
Newnan, GA 30265
(770) 251-2060
✔ Accepts Medicare54 mi
Tamara Wojciechowski, PHDC, CRNA, FAAPM
Certified Registered Nurse Anesthetist (CRNA)
NPI 1952359861
5401 LAKE OCONEE PKWY
Greensboro, GA 30642
(706) 453-7331
✔ Accepts Medicare72 mi
Robert Cowles, M.D.
Urology
NPI 1093712960
1000 COWLES CLINC WAY CYPRESS COTTAGE SUITE C-100
Greensboro, GA 30642
(706) 454-0100
✔ PECOS✔ Accepts Medicare73 mi
Harvey Simpson, M.D.
Radiation Oncology
NPI 1730180159
821 N COBB ST SUITE 100
Milledgeville, GA 31061
(478) 454-3805
✔ PECOS✔ Accepts Medicare90 mi
Craig Wilkinson, MD
Radiation Oncology
NPI 1720026594
214 PERRY HWY
Hawkinsville, GA 31036
(478) 892-8585
✔ PECOS130 mi
Edward Hayes, MD
Urology
NPI 1033172648
2301 BELLEVUE RD STE 1000
Dublin, GA 31021
(478) 272-5598
✔ PECOS✔ Accepts Medicare131 mi
Leslie Holmes, MD
Radiation Oncology
NPI 1598788721
SINAI HOSPITAL 2401 W. BELVEDERE AVE.
Baltimore, MD 21215
(410) 601-5689
✔ PECOS✔ Accepts Medicare556 mi
Michael Hall, MD
Radiation Oncology
NPI 1386931764
6030 HOLLYWOOD BLVD STE 100
Pembroke Pines, FL 33024
(954) 322-7200
✔ PECOS✔ Accepts Medicare606 mi
Rebecca Tarlton, MD
Radiation Oncology
NPI 1083655393
1315 GOLDEN VALLEY CIR
Billings, MT 59102
(406) 238-6290
✔ PECOS✔ Accepts Medicare1,515 mi
John Zimmermann, M.D.
Medical Oncology
NPI 1740221225
2490 S WOODWORTH LOOP #499
Palmer, AK 99645
(907) 746-7771
✔ PECOS✔ Accepts Medicare3,375 mi

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

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 American Professional Associates LLC's NPI number?

The NPI number for American Professional Associates LLC is 1922012210. It was assigned to this organization in the NPPES registry on July 29, 2006.

Where is American Professional Associates LLC located?

American Professional Associates LLC is located at 3330 Preston Ridge Rd Ste 300, Alpharetta, GA 30005. The listed phone number is (770) 350-0126.

What is American Professional Associates LLC's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Is American Professional Associates LLC enrolled in Medicare?

Yes. American Professional Associates LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through American Professional Associates LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 19 clinicians in 5 Medicare specialties reassign their Medicare billing to American Professional Associates LLC. A 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 the clinician's services. The largest specialties are Radiation Oncology (9), Certified Registered Nurse Anesthetist (CRNA) (6) and Urology (2). Of these, 1 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does American Professional Associates LLC accept?

Health plans from Alliant Health Plans, Inc., Ambetter Health, Ambetter from Absolute Total Care, Ambetter of Alabama and Ambetter of North Carolina and 1 other insurer list American Professional Associates LLC 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 American Professional Associates LLC was last updated on August 23, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.