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DR. ALLISON BUCHANAN ENTER M.D.
NPI 1437372257
Surgery in Aiken, SC

Active since April 10, 2007PECOS EnrolledAccepts Medicare Assignment
410 UNIVERSITY PKWY STE 2310, AIKEN, SC 29801(803) 648-1318(803) 642-7803 Get Directions Write a Review

NPPES record last updated: July 1, 2019. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jul 1, 2019, Oct 8, 2018 (2 updates tracked since 2018).

About Dr. Allison Buchanan Enter M.d. NPPES

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

DR. ALLISON BUCHANAN ENTER M.D. (NPI 1437372257) is an individual surgery provider in Aiken, South Carolina, licensed in South Carolina (31664) and active in the NPI registry since April 2007. She is enrolled in Medicare PECOS, is affiliated with Au Medical Center, and maintains a secondary practice location in Augusta.

NPPES Registry Identity

NPI1437372257
Entity TypeIndividualFemale
Primary Taxonomy208600000X
Provider Legal NameDR. ALLISON BUCHANAN ENTERCredential: M.D.
Location Address410 UNIVERSITY PKWY STE 2310Aiken, SC 29801-6835
Mailing Address367 S. Gulph Rd, Attn: Ipm CredentialingKing Of Prussia, PA 19406-3121 · (803) 648-1318
Phone(803) 648-1318
Fax(803) 642-7803
Sole ProprietorNo
Medical School CMSMercer University School Of MedicineGraduated 2004
Enumeration DateApril 10, 2007
Last NPPES UpdateJuly 1, 20192 updates tracked since enumeration
✔ NPI 1437372257 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
Licenses✔ Licensed in SC · 31664✔ Licensed in GA · 71699
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
410 UNIVERSITY PKWY STE 2310, Aiken, SC 29801
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Other Names 1

Former Name (1)Dr. Allison J Buchanan M.d.

Secondary Practice Location 1

Location 13647 J Dewey Gray Cir Ste 200Augusta, GA 30909-2205 · Phone (706) 504-9712 · Fax (706) 504-9703

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Allison Buchanan Enter M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2062564297
PECOS Enrollment IDI20090717000514, I20140513001629
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 Reassignments

2

Medicare enrollment records show Allison Enter reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Aiken Professional Association LLC
2.6 mi
Urgent Care
110 SASANQUA DRIVE
Graniteville, SC 29829
  • Reassigned Medicare billing, South Carolina and Georgia enrollments
  • Also billed through NPI 1639479801 (Georgia)
  • 61 clinicians in this Medicare group
NPI 1457825846 (803) 392-1811
Augusta Surgical Group, P.C.
15 mi
Surgery
1430 B HARPER STREET
Augusta, GA 30901
  • Reassigned Medicare billing, Georgia enrollment
  • 27 clinicians in this Medicare group
NPI 1275626038 (706) 724-5451

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

Areas of Expertise CMS Part B claims 8

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
187 services117 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
60 services60 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
41 services33 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
40 services40 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
24 services20 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
23 services22 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Au Medical Center

Acute Care Hospitals · Augusta, GA
2/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number110034
Location1120 15th StreetAugusta, GA 30912 · Richmond County
Emergency services Birthing friendly

Aiken Regional Medical Center

Acute Care Hospitals · Aiken, SC
2/5 CMS rating
OwnershipProprietary
CMS Certification Number420082
Location302 University ParkwayAiken, SC 29801 · Aiken County
Emergency services Birthing friendly

Edgefield County Healthcare An Affiliate Of Self R

Critical Access Hospitals · Edgefield, SC
OwnershipGovernment - Local
CMS Certification Number421304
Location300 Ridge Medical PlazaEdgefield, SC 29824 · Edgefield County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 29801 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
$83.18 typical visit price
range $53.57 – $163.84
Typical copayment $20.79 (range $13.39 – $40.96)
Most-billed visit code 99203
Established Patient
$67.12 typical visit price
range $16.96 – $133.52
Typical copayment $16.78 (range $4.24 – $33.38)
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 5

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

STEVEN WILLIAM BOEHM
Surgery
410 UNIVERSITY PKWY STE 2310
AIKEN, SC 29801
Aiken County (803) 648-1318
DR. LORENZO KEITH SAMPSON MD
Surgery
410 UNIVERSITY PKWY STE 2310
AIKEN, SC 29801
Aiken County (803) 648-1318
LUIS G VALDES
Physician Assistant
410 UNIVERSITY PKWY STE 2310
AIKEN, SC 29801
Aiken County (803) 648-1318
DR. FRANK YATES CHASE MD
Surgery
410 UNIVERSITY PKWY STE 2310
AIKEN, SC 29801
Aiken County (803) 648-1318
DEANNA CARUSO MD
Surgery
410 UNIVERSITY PKWY STE 2310
AIKEN, SC 29801
Aiken County (803) 648-1318

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 Allison Enter's NPI number?

The NPI number for Allison Enter is 1437372257. It was assigned to this individual provider in the NPPES registry on April 10, 2007. The provider is also known as Dr. Allison J Buchanan M.D..

Where is Allison Enter located?

Allison Enter practices at 410 University Pkwy Ste 2310, Aiken, SC 29801. The listed phone number is (803) 648-1318.

What is Allison Enter's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Allison Enter enrolled in Medicare?

Yes. Allison Enter is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Allison Enter's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Allison Enter reassigns Medicare benefits to 2 organizations: Aiken Professional Association LLC (Graniteville, SC) and Augusta Surgical Group, P.C. (Augusta, GA). Each 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 Allison Enter's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Allison Enter accept?

Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of North Carolina, BlueCross BlueShield of South Carolina and Molina Healthcare and 1 other insurer list Allison Enter 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.

Is Allison Enter affiliated with any hospitals?

According to CMS data, Allison Enter is affiliated with Au Medical Center, Aiken Regional Medical Center and Edgefield County Healthcare An Affiliate Of Self R.

When was this NPI record last updated?

The NPPES record for Allison Enter was last updated on July 1, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.