THANIGAIARSU THIYAGARAJAN MD
NPI 1043475049
Internal Medicine in Charlotte, NC

Q: What is Thanigaiarsu Thiyagarajan's NPI number?

The NPI number for Thanigaiarsu Thiyagarajan is 1043475049. It was assigned to this individual provider in the NPPES registry on July 20, 2008.

Q: What is Thanigaiarsu Thiyagarajan's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Active since July 20, 2008PECOS EnrolledAccepts Medicare Assignment

1100 BLYTHE BLVD, CHARLOTTE, NC 28203(704) 355-4475 Get Directions Write a Review

NPPES record last updated: July 15, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 15, 2024, May 4, 2023, Mar 9, 2023 and 53 more (56 updates tracked since 2018).

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About Thanigaiarsu Thiyagarajan Md NPPES

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

THANIGAIARSU THIYAGARAJAN MD (NPI 1043475049) is an individual internal medicine provider in Charlotte, North Carolina, licensed in North Carolina (2010-01188) and active in the NPI registry since July 2008. He is enrolled in Medicare PECOS, is affiliated with Carolinas Medical Center-northeast, and maintains 4 additional practice locations.

NPPES Registry Identity

NPI1043475049

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameTHANIGAIARSU THIYAGARAJANCredential: MD

Location Address1100 BLYTHE BLVDCharlotte, NC 28203-5814

Mailing AddressPo Box 19305Charlotte, NC 28219-9305

Phone(704) 355-4475

Sole ProprietorNo

Medical School CMSOtherGraduated 1998

Enumeration DateJuly 20, 2008

Last NPPES UpdateJuly 15, 202456 updates tracked since enumeration

NPPES CertifiedJanuary 12, 2023

✔ NPI 1043475049 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in NC · 2010-01188

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Also ListedHospitalistTaxonomy 208M00000X · License 2010-01188 (NC)

1100 BLYTHE BLVD, Charlotte, NC 28203

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Secondary Practice Locations 4

Location 11000 Blythe BlvdCharlotte, NC 28203-5812 · Phone (704) 355-0720

Location 22001 Vail AveCharlotte, NC 28207-1248 · Phone (704) 304-6070

Location 38800 N Tryon StCharlotte, NC 28262-3300 · Phone (704) 863-6241

Location 410628 Park RdCharlotte, NC 28210-8407 · Phone (704) 667-7070

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of NC, Cigna Healthcare.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

Thanigaiarsu Thiyagarajan 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 ID8123211034

PECOS Enrollment IDI20101025000253

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

Medicare enrollment records show Thanigaiarsu Thiyagarajan reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Carolinas Physicians Network Inc

Same address

Hospice and Palliative Medicine

1100 BLYTHE BLVD, FL 1
Charlotte, NC 28203

Reassigned Medicare billing, North Carolina enrollment
1,646 clinicians in this Medicare group

NPI 1083966444 (704) 512-2999

Summit Medical Carolinas PLLC

45 mi

Internal Medicine

1985 TATE BLVD SE STE 551
Hickory, NC 28602

Reassigned Medicare billing, North Carolina enrollment
8 clinicians in this Medicare group

NPI 1518697127 (980) 443-6788

Scotland Regional Health Network

68 mi

Surgery

224 W MAIN ST
Hamlet, NC 28345

Reassigned Medicare billing, North Carolina enrollment
248 clinicians in this Medicare group

NPI 1285907519 (910) 277-9164

Columbus Regional Health Network

136 mi

Family Medicine

320 JEFFERSON ST
Whiteville, NC 28472

Reassigned Medicare billing, North Carolina enrollment
216 clinicians in this Medicare group

NPI 1134509912 (910) 641-8600

Theoria Medical

522 mi

Internal Medicine

41800 W 11 MILE RD STE 109
Novi, MI 48375

Reassigned Medicare billing, North Carolina enrollment
189 clinicians in this Medicare group

NPI 1609362375 (248) 860-4634

Inpatient Specialists Of California, PC

2,065 mi

Internal Medicine

2101 N WATERMAN AVE
San Bernardino, CA 92404

Reassigned Medicare billing, California enrollment
1,216 clinicians in this Medicare group

NPI 1952792475 (615) 377-5658

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 16

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.

Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309

A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.

710 services308 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

601 services253 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.

395 services174 patients

Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more 99306

An initial nursing facility visit is your first meeting with your healthcare team at a nursing facility. Lasting typically 45 minutes, this appointment involves a comprehensive health assessment and the creation of your personalized care plan. It's a crucial step to ensure your health and well-being.

176 services149 patients

Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309

153 services89 patients

Advance care planning, first 30 minutes 99497

Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.

127 services126 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

104 services102 patients

Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more 99306

101 services96 patients

Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 99310

A follow-up nursing facility visit is a routine check-up that typically lasts about 35 minutes. During this visit, your health status is evaluated, any changes in your condition are noted, and necessary adjustments to your care plan are made. It's an essential part of maintaining your health.

93 services68 patients

Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 99310

89 services71 patients

Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 99490

Chronic care management services involve a healthcare professional directing clinical staff in managing your chronic conditions. This includes the first 20 minutes per month of services like medication management, care coordination, and health monitoring to help improve your health and quality of life.

78 services39 patients

Advance care planning, first 30 minutes 99497

72 services71 patients

Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 99439

Chronic Care Management services involve regular check-ins with healthcare professionals to manage two or more chronic conditions. It includes an additional 20 minutes of clinical staff time per month, directed by a healthcare professional, to ensure optimal health management.

50 services36 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.

43 services43 patients

Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and G0180

This is a service where a doctor or authorized practitioner certifies that you require Medicare-covered home health services. They will communicate with the home health agency and review reports on your health status to ensure you receive appropriate care. This does not involve an in-person visit.

20 services20 patients

Hospital discharge day management, 30 minutes or less 99238

Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.

17 services17 patients

Hospital Affiliations CMS Care Compare 4

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

Carolinas Medical Center-Northeast

Acute Care Hospitals · Concord, NC

4/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number340001

Location920 Church St NConcord, NC 28025 · Cabarrus County

Emergency services Birthing friendly

Atrium Health Pineville

Acute Care Hospitals · Charlotte, NC

3/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number340098

Location10628 Park RdCharlotte, NC 28210 · Mecklenburg County

Emergency services Birthing friendly

Carolinas Medical Center/Behav Health

Acute Care Hospitals · Charlotte, NC

2/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number340113

Location1000 Blythe BlvdCharlotte, NC 28203 · Mecklenburg County

Emergency services Birthing friendly

Catawba Valley Medical Center

Acute Care Hospitals · Hickory, NC

4/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number340143

Location810 Fairgrove Church RdHickory, NC 28602 · Catawba County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 28203 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

$125.01 typical visit price

range $54.12 – $165.09

Typical copayment $31.25 (range $13.53 – $41.27)

Most-billed visit code 99204

Established Patient

$95.94 typical visit price

range $17.21 – $134.61

Typical copayment $23.98 (range $4.30 – $33.65)

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Care Plan

Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…

100%24 patients5/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 12

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

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431

DME-Oxygen and Supplies · category DC000N

4 suppliers20 claims21 services$15.98 avg. paid by Medicare

Patient lift, hydraulic or mechanical, includes any seat, sling, strap(s) or pad(s) E0630

DME-Other DME · category DE000N

2 suppliers17 claims17 services$43.93 avg. paid by Medicare

Patient lift, electric with seat or sling E0635

DME-Other DME · category DE000N

1 supplier11 claims11 services$76.40 avg. paid by Medicare

Manual wheelchair accessory, anti-tipping device, each E0971

DME-Wheelchairs · category DD021N

2 suppliers68 claims136 services$2.85 avg. paid by Medicare

Transport chair, adult size, patient weight capacity up to and including 300 pounds E1038

DME-Other DME · category DE000N

2 suppliers21 claims21 services$9.97 avg. paid by Medicare

Wheelchair accessory, manual fully reclining back, (recline greater than 80 degrees), each E1226

DME-Wheelchairs · category DD021N

1 supplier16 claims16 services$37.14 avg. paid by Medicare

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

Other Providers at the Same Location NPPES 20

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

ELISABETH NEELY THEODOSSIOU OTR/L

Occupational Therapist