DR. CHIRAAG NAWAL GANGAHAR MD
NPI 1730469503
Pathology - Anatomic Pathology & Clinical Pathology in Dallas, TX

NPI Status: Active since August 24, 2011

Contact Information

8200 WALNUT HILL LN
DALLAS, TX
ZIP 75231
Phone: (214) 345-7280

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  • Individual
  • Male
  • Years of Experience 15
  • Pathology
  • Anatomic Pathology & Clinical Pathology
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About CHIRAAG GANGAHAR

This page provides the complete NPI Profile along with additional information for Chiraag Gangahar, a provider established in Dallas, Texas with a medical specialization in Pathology, focusing in anatomic pathology & clinical pathology and more than 15 years of experience. He graduated from University Of Nebraska College Of Medicine in 2011. The healthcare provider is registered in the NPI registry with number 1730469503 assigned on August 2011. The practitioner's primary taxonomy code is 207ZP0102X with license number 78994 (AZ). The provider is registered as an individual and his NPI record was last updated May 2026.

NPI
1730469503
Provider Name
DR. CHIRAAG NAWAL GANGAHAR MD
Gender
Male
Entity Type
Individual
Location Address
8200 WALNUT HILL LN DALLAS, TX 75231
Location Phone
(214) 345-7280
Mailing Address
8200 WALNUT HILL LN DALLAS, TX 75231
Mailing Phone
(214) 345-7280
Medical School Name
UNIVERSITY OF NEBRASKA COLLEGE OF MEDICINE
Graduation Year
2011
Is Sole Proprietor?
Yes
Enumeration Date
08-24-2011
Last Update Date
05-12-2026
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Location Map

Secondary Locations

  • 424 S 56th St Ste 120
    Phoenix, AZ 85034
    (480) 478-8059

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

Pathology Anatomic Pathology & Clinical Pathology

Taxonomy Code
207ZP0102X
Type
Allopathic & Osteopathic Physicians
License No.
78994
License State
AZ
Taxonomy Description
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207ZP0102XAllopathic & Osteopathic Physicians

Pathology
Anatomic Pathology & Clinical Pathology

S3662 (TX)
2390200000XStudent, Health Care

Student in an Organized Health Care Education/Training Program

 

Insurance Plans Accepted

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

  • Complete VALUE Gold - HMO
  • Focused VALUE Silver - HMO
  • Focused VALUE Silver + Vision + Adult Dental - HMO
  • Standard Gold VALUE - HMO
  • Standard Silver VALUE - HMO
  • Standard Silver VALUE + Vision + Adult Dental - HMO
  • Clarity VALUE Silver - HMO
  • Complete VALUE Gold - HMO
  • Elite VALUE Bronze - HMO
  • Focused VALUE Silver - HMO
  • Standard Expanded Bronze VALUE - HMO
  • Standard Gold VALUE - HMO
  • Standard Silver VALUE - HMO
  • Blue Advantage Bronze HMO? 204 - HMO
  • Blue Advantage Bronze HMO? 301 - HMO
  • Blue Advantage Bronze HMO? Standard - HMO
  • Blue Advantage Gold HMO? 206 - HMO
  • Blue Advantage Gold HMO? 603 - HMO
  • Blue Advantage Gold HMO? Standard - HMO
  • Blue Advantage Plus Bronze? 303 - POS
  • Blue Advantage Plus Bronze? 305 - POS
  • Blue Advantage Plus Bronze? Standard - POS
  • Blue Advantage Plus Gold? 203 - POS
  • Molina Gold Core 1640 - HMO
  • Molina Gold Core 1640 Plus with Adult Dental and Vision - HMO
  • Molina Gold Core 1640 Plus with Adult Vision - HMO
  • Molina Gold Saver 750 - HMO
  • Molina Gold Saver 750 Plus with Adult Dental and Vision - HMO
  • Molina Gold Saver 750 Plus with Adult Vision - HMO
  • Molina Gold Standard - HMO
  • Molina Silver Core - HMO
  • Molina Silver Core Plus with Adult Dental and Vision - HMO
  • Molina Silver Core Plus with Adult Vision - 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
1730469503MEDICAID (05)TX 

Medicare Participation & PECOS Enrollment Status

Chiraag Gangahar 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.

Chiraag Gangahar 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: 3476791062

    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: I20220627003590

    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

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.

Blood smear interpretation by physician with written report

Blood smear interpretation is a lab test where your doctor examines a sample of your blood under a microscope. They look for abnormalities in your blood cells which can help diagnose various conditions. You'll receive a written report of the findings.

This service was performed 22 times for 20 patients

Cell examination of specimen, concentration technique

Cell examination of a specimen using a concentration technique is a lab process that enhances the detection of cells in a sample. This method helps to focus on key areas of the sample, making it easier to spot abnormalities or changes. It's a crucial part of diagnosing and monitoring certain health conditions.

This service was performed 90 times for 80 patients

Coagulation function screening test with interpretation and report

A coagulation function screening test is a type of blood test that checks how well your blood clots. It's important because clotting helps prevent excessive bleeding. The test results are interpreted and a report is provided to help guide your doctor's treatment plan.

This service was performed 52 times for 43 patients

Evaluation of fine needle aspirate

Evaluation of fine needle aspirate is a diagnostic procedure where a thin needle is used to collect cells from a lump or mass. This sample is then examined under a microscope to determine the nature of the lump, whether it's benign (non-cancerous) or malignant (cancerous).

This service was performed 17 times for 16 patients

Evaluation of fine needle aspirate with interpretation and report

This procedure involves using a thin needle to collect a small sample from an abnormal area or lump. The sample is then examined under a microscope to identify any potential issues. A report of the findings is provided for further analysis.

This service was performed 51 times for 38 patients

Immunologic analysis technique on body fluid, other fluids with concentration

Immunologic analysis is a diagnostic method that assesses your body fluids to detect health issues. It involves concentrating these fluids to enhance detection of specific proteins or cells. It helps identify immune system responses, aiding in accurate diagnosis and treatment.

This service was performed 13 times for 11 patients

Immunologic analysis technique on serum (immunofixation)

Immunofixation is a lab test that helps identify proteins called immunoglobulins in your blood serum. These proteins are part of your immune system. Changes in their levels can indicate certain diseases. The test is simple and only requires a blood sample.

This service was performed 66 times for 62 patients

Microscopic genetic analysis of tumor, using computer-assisted technology

Microscopic genetic analysis of a tumor uses advanced computer technology to examine the genetic makeup of the tumor cells. This helps to understand the tumor better and tailor a treatment plan. It's a non-invasive procedure and provides valuable insights for your healthcare team.

This service was performed 59 times for 18 patients

Pathology examination of specimen during surgery, first tissue block

A pathology examination during surgery involves the immediate analysis of a removed tissue sample. This helps the surgeon make decisions during your operation. The "first tissue block" refers to the initial sample examined. It's a vital step to ensure your health.

This service was performed 17 times for 13 patients

Pathology examination of tissue using a microscope, high complexity

A high complexity pathology examination involves studying body tissue under a microscope to identify any abnormalities. This intricate process helps in diagnosing various conditions and deciding on the best treatment plan.

This service was performed 23 times for 23 patients

Pathology examination of tissue using a microscope, intermediate complexity

A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.

This service was performed 403 times for 217 patients

Pathology examination of tissue using a microscope, limited examination

A pathology examination of tissue using a microscope is a procedure where a small sample of your tissue is observed under a microscope. This limited examination helps identify any abnormal cells or signs of disease, aiding in accurate diagnosis and treatment planning.

This service was performed 19 times for 16 patients

Pathology examination of tissue using a microscope, moderately high complexity

A pathology examination of tissue with moderate complexity involves a detailed study of a small tissue sample from your body. Using a microscope, experts analyze the tissue's structure and cells to identify any abnormalities. This helps in diagnosing various health conditions accurately.

This service was performed 138 times for 80 patients

Pathology examination of tissue using a microscope, moderately low complexity

A pathology examination of tissue, moderately low complexity, involves studying a small sample of your body tissue under a microscope. It helps to identify any abnormal cells or diseases. It's a routine procedure, not complex, and provides crucial insights for your diagnosis.

This service was performed 99 times for 95 patients

Pathology examination of tissue using a microscope, moderately low complexity

A pathology examination of tissue, moderately low complexity, involves studying a small sample of your body tissue under a microscope. It helps to identify any abnormal cells or diseases. It's a routine procedure, not complex, and provides crucial insights for your diagnosis.

This service was performed 19 times for 15 patients

Preparation of tissue for examination by removing any calcium present

This procedure involves treating tissue samples to remove any calcium, which can interfere with the examination. The tissue is soaked in a special solution that safely dissolves the calcium, leaving the tissue intact for accurate analysis. This helps in making precise diagnoses.

This service was performed 36 times for 33 patients

Protein measurement, body fluid

A protein measurement of body fluid is a test that gauges the amount of proteins in your fluids. This analysis helps in detecting various health conditions. It's done via a simple sample collection process, usually from blood or urine, in a safe and painless manner.

This service was performed 24 times for 24 patients

Protein measurement, serum

A serum protein measurement is a blood test that determines the levels of proteins in your blood. It is used to evaluate your overall health, and diagnose nutritional problems, kidney disease, liver disease, or immune disorders.

This service was performed 79 times for 79 patients

Special stained specimen slides to examine tissue including interpretation and report

Special stained specimen slides are used to examine tissue samples. This involves applying special dyes to the tissue, which helps to highlight certain features under a microscope. The findings are then interpreted and a report is provided. This can aid in diagnosing various health conditions.

This service was performed 40 times for 18 patients

Special stained specimen slides to examine tissue, each additional procedure

Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.

This service was performed 609 times for 108 patients

Special stained specimen slides to examine tissue, initial procedure

This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.

This service was performed 201 times for 137 patients

Special stained specimen slides to identify organisms including interpretation and report

This service involves coloring specimen slides in a special way to help identify organisms. The colors make different parts of the organism stand out. Afterward, a detailed interpretation and report on the findings are provided.

This service was performed 90 times for 44 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $32.75 for a new patient copayment and $25.2 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 75231 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $131.01
  • Minimum New Patient Price $57.18
  • Maximum New Patient Price $172.86
  • Average New Patient Copayment $32.75
  • Minimum New Patient Copayment $14.29
  • Maximum New Patient Copayment $43.21

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $100.8
  • Minimum Established Patient Price $18.48
  • Maximum Established Patient Price $141.2
  • Average Established Patient Copayment $25.2
  • Minimum Established Patient Copayment $4.62
  • Maximum Established Patient Copayment $35.3

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Chiraag Gangahar is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
TEXAS HEALTH ARLINGTON MEMORIAL HOSPITAL800 W RANDOL MILL RD
ARLINGTON, TX 76012
(817) 548-6100Acute Care Hospitals
TEXAS HEALTH HARRIS METHODIST HOSPITAL FORT WORTH1301 PENNSYLVANIA AVENUE
FORT WORTH, TX 76104
(817) 250-2100Acute Care Hospitals
TEXAS HEALTH PRESBYTERIAN HOSPITAL DALLAS8200 WALNUT HILL LANE
DALLAS, TX 75231
(214) 345-6789Acute Care Hospitals
TEXAS HEALTH PRESBYTERIAN HOSPITAL DENTON3000 N I-35
DENTON, TX 76201
(940) 898-7000Acute Care Hospitals
TEXAS HEALTH PRESBYTERIAN HOSPITAL PLANO6200 W PARKER RD
PLANO, TX 75093
(972) 981-8000Acute Care Hospitals

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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 1730469503, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

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
7
Unchanged
Pos 3
3
Doubled → 6
Pos 4
0
Unchanged
Pos 5
4
Doubled → 8
Pos 6
6
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
5
Unchanged
Pos 9
0
Doubled → 0
Check
3
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 3 → 6 4 → 8 9 → 18 → 9 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 6 + 0 + 8 + 6 + 1 + 8 + 5 + 0 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1730469503.

Other Providers at the Same Location


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

Anesthesiology
8200 WALNUT HILL LN
DALLAS, TX 75231
Anesthesiology (Addiction Medicine)
8200 WALNUT HILL LN
DALLAS, TX 75231
Anesthesiology
8200 WALNUT HILL LN
DALLAS, TX 75231
Anesthesiology
8200 WALNUT HILL LN
DALLAS, TX 75231
Anesthesiology
8200 WALNUT HILL LN
DALLAS, TX 75231
Anesthesiology
8200 WALNUT HILL LN
DALLAS, TX 75231
Anesthesiology
8200 WALNUT HILL LN
DALLAS, TX 75231
Anesthesiology
8200 WALNUT HILL LN
DALLAS, TX 75231
Anesthesiology
8200 WALNUT HILL LN
DALLAS, TX 75231
Anesthesiology
8200 WALNUT HILL LN
DALLAS, TX 75231
Anesthesiology
8200 WALNUT HILL LN
DALLAS, TX 75231
Internal Medicine
8200 WALNUT HILL LN
DALLAS, TX 75231
Internal Medicine
8200 WALNUT HILL LN
DALLAS, TX 75231
Radiology (Diagnostic Radiology)
8200 WALNUT HILL LN
DALLAS, TX 75231
Nurse Anesthetist, Certified Registered
8200 WALNUT HILL LN
DALLAS, TX 75231
Clinical Neuropsychologist
8200 WALNUT HILL LN
DALLAS, TX 75231
Nurse Anesthetist, Certified Registered
8200 WALNUT HILL LN
DALLAS, TX 75231
Internal Medicine
8200 WALNUT HILL LN
DALLAS, TX 75231
Emergency Medicine
8200 WALNUT HILL LN
DALLAS, TX 75231
Radiology (Radiation Oncology)
8200 WALNUT HILL LN, RADIATION ONCOLOGY CENTER
DALLAS, TX 75231

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1730469503, enumerated as an "individual" on August 24, 2011.

The provider is located at 8200 WALNUT HILL LN DALLAS, TX 75231 and the phone number is (214) 345-7280.

Pathology with taxonomy code 207ZP0102X and a focus in Anatomic Pathology & Clinical Pathology.

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

Chiraag Gangahar is affiliated with: TEXAS HEALTH ARLINGTON MEMORIAL HOSPITAL, TEXAS HEALTH HARRIS METHODIST HOSPITAL FORT WORTH, TEXAS HEALTH PRESBYTERIAN HOSPITAL DALLAS, TEXAS HEALTH PRESBYTERIAN HOSPITAL DENTON and TEXAS HEALTH PRESBYTERIAN HOSPITAL PLANO.