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CHRISTINA CELESTE WALKER M.D.
NPI 1841408747
Family Medicine - Sports Medicine in Columbia, SC

Active since May 21, 2007PECOS EnrolledAccepts Medicare Assignment
3016 LONGTOWN COMMONS DR STE 200, COLUMBIA, SC 29229(803) 356-4712(803) 356-0832 Get Directions Write a Review

NPPES record last updated: September 16, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 16, 2025, Oct 11, 2024, Aug 2, 2024 and 5 more (8 updates tracked since 2017).

About Christina Celeste Walker M.d. NPPES

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

CHRISTINA CELESTE WALKER M.D. (NPI 1841408747) is an individual sports medicine provider in Columbia, South Carolina, licensed in Texas (N5467) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS, is affiliated with Lexington Medical Center, and maintains 4 additional practice locations.

NPPES Registry Identity

NPI1841408747
Entity TypeIndividualFemale
Primary Taxonomy207QS0010X
Provider Legal NameCHRISTINA CELESTE WALKERCredential: M.D.
Location Address3016 LONGTOWN COMMONS DR STE 200Columbia, SC 29229-7863
Mailing Address3815 E Bell Rd Ste 4500Phoenix, AZ 85032-2171 · (602) 633-3848 · Fax (602) 633-3841
Phone(803) 356-4712
Fax(803) 356-0832
Sole ProprietorNo
Medical School CMSOtherGraduated 2004
Enumeration DateMay 21, 2007
Last NPPES UpdateSeptember 16, 20258 updates tracked since enumeration
NPPES CertifiedSeptember 16, 2025
✔ NPI 1841408747 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily Medicine · Sports MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207QS0010X
Licenses✔ Licensed in TX · N5467✔ Licensed in SC · 93411✔ Licensed in AZ · 64511
Definition
A family medicine physician that is trained to be responsible for continuous care in the field of sports medicine, not only for the enhancement of health and fitness, but also for the prevention of injury and illness. A sports medicine physician must have knowledge and experience in the promotion of wellness and the prevention of injury. Knowledge about special areas of medicine such as exercise physiology, biomechanics, nutrition, psychology, physical rehabilitation, epidemiology, physical evaluation, injuries (treatment and prevention and referral practice) and the role of exercise in promoting a healthy lifestyle are essential to the practice of sports medicine. The sports medicine physician requires special education to provide the knowledge to improve the health care of the individual engaged in physical exercise (sports) whether as an individual or in team participation.
Also ListedFamily MedicineTaxonomy 207Q00000X · License 64511 (AZ), N5467 (TX)
3016 LONGTOWN COMMONS DR STE 200, Columbia, SC 29229
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Secondary Practice Locations 4

Location 1560 Meyerland Plaza MallHouston, TX 77096 · Phone (713) 442-3222
Location 225553 US Highway 59Porter, TX 77365-5500 · Phone (713) 442-2100
Location 32727 W Holcombe BlvdHouston, TX 77025-1669 · Phone (713) 442-0000
Location 41200 McKinney St Ste 473Houston, TX 77010-2004 · Phone (713) 442-4700

Other Identifiers 3

Medicaid212804303TX
Medicaid212804301TX
Medicaid212804302TX

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Christina Celeste Walker 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 ID4082782784
PECOS Enrollment IDI20241213002396
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.

Areas of Expertise CMS Part B claims 6

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.

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301
Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.
402 services66 patients
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.
169 services111 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
154 services154 patients
Aspiration and/or injection of fluid from large joint 20610
This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.
142 services71 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
93 services69 patients
Hyaluronan or derivative, euflexxa, for intra-articular injection, per dose J7323
Hyaluronan or Euflexxa is a substance similar to a natural substance in your joints. It's injected into the joint space to treat pain from osteoarthritis, especially in the knee. It helps to lubricate the joint, reducing pain and improving mobility.
83 services18 patients

Hospital Affiliations CMS Care Compare

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

Lexington Medical Center

Acute Care Hospitals · West Columbia, SC
3/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number420073
Location2720 Sunset BlvdWest Columbia, SC 29169 · Lexington County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 29229 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
$95.12 typical visit price
range $16.96 – $133.52
Typical copayment $23.78 (range $4.24 – $33.38)
Most-billed visit code 99214
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.

EMILIE ELIZABETH BROWN PA
Physician Assistant
3016 LONGTOWN COMMONS DR STE 200
COLUMBIA, SC 29229
Richland County (803) 314-9640
WILLIAM HOUSTON COBB PA-C
Physician Assistant
3016 LONGTOWN COMMONS DR STE 200
COLUMBIA, SC 29229
Richland County (803) 314-9640
LEXINGTON HEALTH INC
Clinic/Center (Radiology)
3016 LONGTOWN COMMONS DR STE 200
COLUMBIA, SC 29229
Richland County (803) 314-0500
HANNAH ELAINE HORTON DPT
Physical Therapist
3016 LONGTOWN COMMONS DR STE 200
COLUMBIA, SC 29229
Richland County (803) 314-0529
SELINA ANN MARTIN PA-C
Physician Assistant
3016 LONGTOWN COMMONS DR STE 200
COLUMBIA, SC 29229
Richland County (803) 314-9640

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 Christina Walker's NPI number?

The NPI number for Christina Walker is 1841408747. It was assigned to this individual provider in the NPPES registry on May 21, 2007.

Where is Christina Walker located?

Christina Walker practices at 3016 Longtown Commons Dr Ste 200, Columbia, SC 29229. The listed phone number is (803) 356-4712.

What is Christina Walker's specialty?

The primary specialty registered for this NPI is Family Medicine, specializing in Sports Medicine, with taxonomy code 207QS0010X.

Is Christina Walker enrolled in Medicare?

Yes. Christina Walker 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.

What insurance does Christina Walker accept?

Health plans from Ambetter from Absolute Total Care, Ambetter of North Carolina, BlueCross BlueShield of South Carolina, Molina Healthcare and UnitedHealthcare list Christina Walker 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 Christina Walker affiliated with any hospitals?

According to CMS data, Christina Walker is affiliated with Lexington Medical Center.

When was this NPI record last updated?

The NPPES record for Christina Walker was last updated on September 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.