DR. BARBARA J STARK BAXTER MD
NPI 1720035637
Internal Medicine - Allergy & Immunology in Dallas, TX

Q: What is Barbara Baxter's NPI number?

The NPI number for Barbara Baxter is 1720035637. It was assigned to this individual provider in the NPPES registry on May 27, 2006. The provider is also known as Dr. Barbara Stark Baxter MD.

Q: What is Barbara Baxter's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Allergy & Immunology, with taxonomy code 207RA0201X.

Q: When was this NPI record last updated?

The NPPES record for Barbara Baxter was last updated on August 3, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.

Active since May 27, 2006PECOS EnrolledAccepts Medicare AssignmentCLIA 45D0682369 · Microscopy

6114 SHERRY LN, DALLAS, TX 75225(214) 363-8653(214) 368-4384 Get Directions Write a Review

NPPES record last updated: August 3, 2010. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Dr. Barbara J Stark Baxter Md NPPES

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

DR. BARBARA J STARK BAXTER MD (NPI 1720035637) is an individual allergy & immunology provider in Dallas, Texas, licensed in Texas (F7931) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS, holds a CLIA Microscopy certificate valid through June 26, 2028, and is a graduate of Columbia University College Of Physicians And Surgeons (1979).

NPPES Registry Identity

NPI1720035637

Entity TypeIndividualFemale

Primary Taxonomy207RA0201X

Provider Legal NameDR. BARBARA J STARK BAXTERCredential: MD

Location Address6114 SHERRY LNDallas, TX 75225-6301

Mailing Address6114 Sherry LnDallas, TX 75225-6301 · (214) 363-8653 · Fax (214) 368-4384

Phone(214) 363-8653

Fax(214) 368-4384

Sole ProprietorYes

Medical School CMSColumbia University College Of Physicians And SurgeonsGraduated 1979

Enumeration DateMay 27, 2006

Last NPPES UpdateAugust 3, 2010

✔ NPI 1720035637 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Allergy & ImmunologyAllopathic & Osteopathic Physicians

Taxonomy Code207RA0201X

License✔ Licensed in TX · F7931

Definition

An internist doctor of osteopathy that specializes in the treatment of allergy and immunologic disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine can obtain a Certificate of Special Qualifications in the field of Allergy & Immunology.

6114 SHERRY LN, Dallas, TX 75225

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Other Names 1

Professional Name (2)Dr. Barbara Stark Baxter Md

Other Identifiers 2

Medicare UPINB26661TX

Medicare PIN00GV29TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections 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. Barbara J Stark Baxter Md 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 ID42312464

PECOS Enrollment IDI20070302000313

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 Barbara Baxter reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Of Texas Southwestern Medical Center At Dallas

3.8 mi

Rehabilitation

6011 HARRY HINES BLVD
Dallas, TX 75235

Reassigned Medicare billing, Texas enrollment
5,299 clinicians in this Medicare group

NPI 1043418205 (214) 645-0624

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 45D0682369

Barbara Stark Baxter MD · Dallas, TX

Active · expires Jun 26, 2028

CLIA Number45D0682369

Laboratory TypePhysician Office

Certificate Effective DateJune 27, 2026

Certificate Expiration DateJune 26, 2028

Laboratory DirectorBarbara Stark Baxter

Laboratory Phone(214) 363-8653

Laboratory LocationBarbara Stark Baxter MD6550 Lemmon Avenue, Dallas, TX 75209

CLIA data matches this NPI record on: Phone

This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Areas of Expertise CMS Part B claims 23

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, immune globulin, (gamunex-c/gammaked), non-lyophilized (e.g., liquid), 500 mg J1561

This is an injection of immune globulin, specifically Gamunex-C or Gammaked. It's a liquid form, not freeze-dried. Immune globulin is a blood product that helps your immune system to fight infections. It's given in a dose of 500 mg.

14,250 services22 patients

Professional service for preparation and provision of 1 or more antigens 95165

This service involves the creation and supply of antigens, substances that stimulate your immune system to fight diseases. These antigens can be used in vaccines or allergy tests to help your body build defenses against specific health threats.

4,415 services120 patients

Test for allergy using allergenic extract 95004

An allergy test with allergenic extract is a diagnostic method to identify substances causing allergic reactions. Small amounts of common allergens are introduced to your body, usually through skin pricks or blood tests. Your body's response helps determine your allergies.

4,101 services51 patients

Professional service for multiple injections of allergen 95117

The professional service for multiple injections of allergens involves administering small doses of specific allergens into your body. This is done to help your immune system become less sensitive to them, reducing your allergic reaction over time. It's a safe, effective way to manage allergies.

2,049 services126 patients

Test for allergy using allergenic extract injected into skin 95024

An allergy skin test involves injecting a small amount of allergenic extract into your skin. This test helps determine if you're allergic to specific substances. If allergic, a small red bump appears at the test site. It's safe and quick.

913 services44 patients

Infusion into a vein for therapy, prevention, or diagnosis, each additional hour 96366

This procedure involves delivering medication, fluids, or nutrients directly into your vein. This is done to treat, prevent, or diagnose various conditions. Each additional hour refers to the extended time you may need to receive these substances for optimal results.

288 services21 patients

Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 96365

This is a procedure where a medical professional inserts a small tube into your vein to deliver medication, nutrients, or fluids directly into your bloodstream. This can be for treatment, prevention, or diagnosis. The process typically takes less than an hour.

227 services22 patients

Professional service for single injection of allergen 95115

A single allergen injection is a procedure where a small amount of a specific allergen is injected into your body. This is done to test your body's reaction to the allergen or to help your immune system become less sensitive to it, reducing allergic symptoms.

156 services12 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

146 services99 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.

97 services80 patients

Test to measure rate of airflow 94375

This test, known as spirometry, measures how much air you can breathe in and out, and how quickly you can do so. It helps assess your lung function and can be used to diagnose or monitor conditions like asthma or COPD.

79 services57 patients

Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or G2212

This service refers to extended doctor visits where your healthcare provider spends additional time evaluating and managing your health beyond the primary procedure's required time. This includes each extra 15 minutes spent by the physician on the same day as the primary service.

66 services37 patients

Test to measure the level of nitric oxide gas 95012

A test to measure the level of nitric oxide gas helps assess inflammation in the lungs, often linked with asthma. You'll breathe into a device, and it'll provide a reading of nitric oxide levels. This helps monitor and manage respiratory conditions.

65 services54 patients

Test to determine lung volumes using sensors 94726

This test, called spirometry, measures lung capacity using sensors. You breathe into a mouthpiece attached to a device that records the amount and rate of air you inhale and exhale. It helps diagnose and monitor lung conditions.

61 services48 patients

Test to examine how well the lungs exchange gases 94729

This is a test called a pulmonary function test, which helps understand the efficiency of your lungs. It measures how much air your lungs can hold, how quickly you can move air in and out of your lungs, and how well your lungs put oxygen into and remove carbon dioxide from your blood.

56 services44 patients

Administration and interpretation of patient-focused health risk assessment 96160

This procedure involves a detailed evaluation of your health to identify potential risks. It includes analyzing your medical history, lifestyle habits, and family health history. The results are interpreted to provide a personalized plan to improve your health and prevent future issues.

51 services42 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.

48 services44 patients

Evaluation of use of breathing device 94664

The evaluation of a breathing device involves checking how effectively you're using it to manage your respiratory condition. It assesses the device's fit, your comfort, and your technique to ensure optimal results.

31 services28 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

31 services31 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

23 services18 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.

16 services16 patients

Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 99211

This service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.

14 services11 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75225 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

$131.01 typical visit price

range $57.18 – $172.86

Typical copayment $32.75 (range $14.29 – $43.21)

Most-billed visit code 99204

Established Patient

$71.28 typical visit price

range $18.48 – $141.20

Typical copayment $17.82 (range $4.62 – $35.30)

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.

Referred Medical Equipment & Supplies CMS DME claims 5

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supplies for maintenance of non-insulin drug infusion catheter, per week (list drugs separately) A4221

DME-Other DME · category DE017N

3 suppliers43 claims148 services$18.23 avg. paid by Medicare

Injection, immune globulin (hizentra), 100 mg J1559

Treatment-Injections and Infusions (nononcologic) · category RI008N

3 suppliers56 claims24,412 services$9.51 avg. paid by Medicare

Injection, immune globulin, (gamunex-c/gammaked), non-lyophilized (e.g., liquid), 500 mg J1561

Treatment-Injections and Infusions (nononcologic) · category RI008N

1 supplier12 claims870 services$35.07 avg. paid by Medicare

Injection, immune globulin, intravenous, non-lyophilized (e.g., liquid), not otherwise specified, 500 mg J1599

Treatment-Injections and Infusions (nononcologic) · category RI008N

1 supplier17 claims1,020 services$54.14 avg. paid by Medicare

Supplies for external non-insulin drug infusion pump, syringe type cartridge, sterile, each K0552

DME-Other DME · category DE000N

3 suppliers44 claims306 services$2.37 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Barbara Baxter's NPI number?

The NPI number for Barbara Baxter is 1720035637. It was assigned to this individual provider in the NPPES registry on May 27, 2006. The provider is also known as Dr. Barbara Stark Baxter MD.

Where is Barbara Baxter located?

Barbara Baxter practices at 6114 Sherry Ln, Dallas, TX 75225. The listed phone number is (214) 363-8653.

What is Barbara Baxter's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Allergy & Immunology, with taxonomy code 207RA0201X.

Is Barbara Baxter enrolled in Medicare?

Yes. Barbara Baxter 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 organization bills Medicare for Barbara Baxter's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Barbara Baxter reassigns Medicare benefits to University Of Texas Southwestern Medical Center At Dallas (Dallas, TX). 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 Barbara Baxter's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Does Barbara Baxter hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 45D0682369) is associated with this NPI, valid through June 26, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Barbara Baxter accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 1 other insurer list Barbara Baxter 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 Barbara Baxter was last updated on August 3, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.

About Dr. Barbara J Stark Baxter Md NPPES

NPPES Registry Identity

Specialties & Licenses

Other Names 1

Other Identifiers 2

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare Enrollment Status

Medicare Billing Reassignment

CLIA Laboratory Certificates CMS CLIA

Certificate for Provider-Performed Microscopy Procedures (PPMP) · 45D0682369

Areas of Expertise CMS Part B claims 23

Physician Visit Costs CMS claims · ZIP area

Referred Medical Equipment & Supplies CMS DME claims 5

Frequently Asked Questions NPPES & CMS

What is Barbara Baxter's NPI number?

Where is Barbara Baxter located?

What is Barbara Baxter's specialty?

Is Barbara Baxter enrolled in Medicare?

Which organization bills Medicare for Barbara Baxter's services?

Does Barbara Baxter hold a CLIA laboratory certificate?

What insurance does Barbara Baxter accept?

When was this NPI record last updated?

Certificate for Provider-Performed Microscopy Procedures (PPMP) 45D0682369