DR. CHRISTINA O'RELLEY BARNES MD
NPI 1689790248
Allergy & Immunology in South Bend, IN

NPI Status: Active since March 22, 2007

Contact Information

211 N EDDY ST
SOUTH BEND, IN
ZIP 46617
Phone: (574) 237-9217
Fax: (574) 239-1451

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  • Individual
  • Female
  • Years of Experience 24
  • Allergy & Immunology
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About CHRISTINA BARNES

This page provides the complete NPI Profile along with additional information for Christina Barnes, a provider established in South Bend, Indiana with a medical specialization in Allergy & Immunology and more than 24 years of experience. She graduated from University Of Tennessee, Hsc, College Of Medicine in 2002. The healthcare provider is registered in the NPI registry with number 1689790248 assigned on March 2007. The practitioner's primary taxonomy code is 207K00000X with license number 01063740A (IN). The provider is registered as an individual and her NPI record was last updated 10 years ago.

NPI
1689790248
Provider Name
DR. CHRISTINA O'RELLEY BARNES MD
Gender
Female
Entity Type
Individual
Location Address
211 N EDDY ST SOUTH BEND, IN 46617
Location Phone
(574) 237-9217
Location Fax
(574) 239-1451
Mailing Address
211 N EDDY ST SOUTH BEND, IN 46617
Mailing Phone
(574) 237-9217
Mailing Fax
(574) 239-1451
Medical School Name
UNIVERSITY OF TENNESSEE, HSC, COLLEGE OF MEDICINE
Graduation Year
2002
Is Sole Proprietor?
No
Enumeration Date
03-22-2007
Last Update Date
08-02-2016
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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Allergy & Immunology

Taxonomy Code
207K00000X
Type
Allopathic & Osteopathic Physicians
License No.
01063740A
License State
IN
Taxonomy Description
An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • Choice Bronze HSA - HMO
  • Choice Bronze HSA + Vision + Adult Dental - HMO
  • Clear Gold - HMO
  • Clear Gold + Vision + Adult Dental - HMO
  • Complete Gold - HMO
  • Complete Gold + Vision + Adult Dental - HMO
  • Complete Silver - HMO
  • Complete Silver + Vision + Adult Dental - HMO
  • Everyday Bronze - HMO
  • Everyday Bronze + Vision + Adult Dental - HMO
  • Clear Silver - HMO
  • Elite Gold - HMO
  • Elite Gold + Vision + Adult Dental - HMO
  • Everyday Gold - HMO
  • Everyday Gold + Vision + Adult Dental - HMO
  • Standard Gold - HMO
  • Standard Gold + Vision + Adult Dental - HMO
  • Standard Silver - HMO
  • Standard Silver + Vision + Adult Dental - HMO
  • Complete Gold - HMO
  • Complete Gold + Vision + Adult Dental - HMO
  • Elite Gold - HMO
  • Elite Gold + Vision + Adult Dental - HMO
  • Focused Silver - HMO
  • Focused Silver + Vision + Adult Dental - HMO
  • Standard Gold - HMO
  • Standard Gold + Vision + Adult Dental - HMO
  • Standard Silver - HMO
  • Standard Silver + Vision + Adult Dental - HMO
  • Bronze 7500 $25 Generic Drugs - HMO
  • Bronze 7500 $25 Generic Drugs + Adult Vision & Fitness - HMO
  • Diabetes Gold 3000 $0 Chronic Care Drugs & Services - HMO
  • Diabetes Gold 3000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness - HMO
  • Diabetes Silver 5000 $0 Chronic Care Drugs & Services - HMO
  • Diabetes Silver 5000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness - HMO
  • Gold 2000 $15 Generic Drugs - HMO
  • Gold 2000 $15 Generic Drugs + Adult Vision & Fitness - HMO
  • HDHP Preventive Silver 5500 $0 Chronic Care Drugs - HMO
  • Healthy Heart Gold 3000 $0 Chronic Care Drugs & Services - HMO

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
146470E1MEDICARE PIN (08)IN 
200868010MEDICAID (05)IN 

Medicare Participation & PECOS Enrollment Status

Christina Barnes is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Christina Barnes is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 6103912951

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20071010000193

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Provider Referred Orders for Durable Medical Equipment, Devices & Supplies

The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.

Durable Medical Equipment

  • DME-Other DME (DE017N)

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

    2 DME suppliers used 16 Medicare Claims 64 Services Paid

  • DME-Other DME (DE000N)

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

    2 DME suppliers used 16 Medicare Claims 110 Services Paid

Unknown

  • Treatment-Injections and Infusions (nononcologic) (RI008N)

    Injection, immune globulin (hizentra), 100 mg (HCPCS:J1559)

    2 DME suppliers used 13 Medicare Claims 4940 Services Paid

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Adm sarscov2 50mcg/0.25mlbst

This procedure involves administering a dose of a SARS-CoV-2 vaccine. The specific dosage is 50 micrograms in a 0.25 milliliter booster shot. This vaccine helps your body build immunity against the COVID-19 virus. It's a key part of global efforts to control the pandemic.

This service was performed 111 times for 109 patients

Administration of influenza virus vaccine

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.

This service was performed 151 times for 151 patients

Established patient office or other outpatient visit, 20-29 minutes

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.

This service was performed 12 times for 12 patients

Established patient office or other outpatient visit, 30-39 minutes

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.

This service was performed 161 times for 113 patients

Fee covid-19 vac 13 res

The "Fee Covid-19 Vac 13 Res" service refers to a charge for the 13th dose of the Covid-19 vaccine, typically for individuals requiring additional doses due to specific health conditions. It's crucial to follow your healthcare provider's advice for your health safety.

This service was performed 89 times for 89 patients

Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage

The quadrivalent inactivated influenza vaccine is a shot given to protect against four strains of the flu virus. This 0.5 ml dosage helps your body develop immunity to the virus. It's an important step in preventing flu-related complications.

This service was performed 141 times for 141 patients

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

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.

This service was performed 62 times for 14 patients

Injection of drug or substance under skin or into muscle

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

This service was performed 64 times for 17 patients

Injection, omalizumab, 5 mg

Omalizumab is a medication given via injection. It's used to treat severe allergic asthma and chronic hives when other treatments fail. The 5mg dose is determined by your doctor based on your weight and condition.

This service was performed 2,340 times for 11 patients

New patient office or other outpatient visit, 45-59 minutes

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.

This service was performed 46 times for 46 patients

Professional service for multiple injections of allergen

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.

This service was performed 220 times for 32 patients

Professional service for preparation and provision of 1 or more antigens

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.

This service was performed 436 times for 19 patients

Professional service for single injection of allergen

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.

This service was performed 66 times for 14 patients

Test for allergy using allergenic extract

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.

This service was performed 1,783 times for 41 patients

Test for allergy using allergenic extract injected into skin

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.

This service was performed 172 times for 33 patients

Test for allergy using combination of methods with drug or biological

An allergy test with a drug or biological involves multiple methods. Skin tests may be performed where small amounts of allergens are introduced to the skin. Blood tests measure your immune system's response to specific allergens. These tests help identify what substances you're allergic to.

This service was performed 64 times for 11 patients

Test to measure expiratory airflow and volume changes before and after medication administration

This procedure measures how air flows in and out of your lungs. It's done before and after medication to see if the treatment improves your breathing. It's a simple, non-invasive test that involves breathing into a device called a spirometer.

This service was performed 28 times for 28 patients

Test to measure rate of airflow

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.

This service was performed 36 times for 36 patients

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1689790248, we treat the final digit (8) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 8).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
6
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
9
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
9
Unchanged
Pos 7
0
Doubled → 0
Pos 8
2
Unchanged
Pos 9
4
Doubled → 8
Check
8
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 8 → 16 → 7 7 → 14 → 5 0 → 0 4 → 8

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 6 + 1 + 6 + 9 + 1 + 4 + 9 + 0 + 2 + 8 + 24 = 72

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1689790248.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Orthopaedic Surgery
211 N EDDY ST
SOUTH BEND, IN 46617
Internal Medicine
211 N EDDY ST
SOUTH BEND, IN 46617
Internal Medicine (Allergy & Immunology)
211 N EDDY ST
SOUTH BEND, IN 46617
Pediatrics
211 N EDDY ST
SOUTH BEND, IN 46617
Radiology (Diagnostic Radiology)
211 N EDDY ST
SOUTH BEND, IN 46617
Ophthalmology
211 N EDDY ST
SOUTH BEND, IN 46617
Dietitian, Registered
211 N EDDY ST
SOUTH BEND, IN 46617
Obstetrics & Gynecology
211 N EDDY ST
SOUTH BEND, IN 46617
Internal Medicine
211 N EDDY ST
SOUTH BEND, IN 46617
Anesthesiology
211 N EDDY ST
SOUTH BEND, IN 46617
Dietitian, Registered
211 N EDDY ST
SOUTH BEND, IN 46617
Nurse Practitioner (Primary Care)
211 N EDDY ST
SOUTH BEND, IN 46617
Pharmacy Technician
211 N EDDY ST
SOUTH BEND, IN 46617
Pharmacist
211 N EDDY ST
SOUTH BEND, IN 46617
Dietitian, Registered
211 N EDDY ST
SOUTH BEND, IN 46617
Dietitian, Registered
211 N EDDY ST
SOUTH BEND, IN 46617
Preventive Medicine (Preventive Medicine/Occupational Environmental Medicine)
211 N EDDY ST
SOUTH BEND, IN 46617
Radiology (Diagnostic Radiology)
211 N EDDY ST
SOUTH BEND, IN 46617
Speech-Language Pathologist
211 N EDDY ST
SOUTH BEND, IN 46617
Audiologist
211 N EDDY ST
SOUTH BEND, IN 46617

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1689790248, enumerated as an "individual" on March 22, 2007.

The provider is located at 211 N EDDY ST SOUTH BEND, IN 46617 and the phone number is (574) 237-9217.

Allergy & Immunology with taxonomy code 207K00000X.

The provider might be accepting Accepts: Ambetter from Buckeye Health Plan, Ambetter from. Please consult your insurance carrier or call the provider to verify.