DR. TONANTZIN MATHEUS MD
NPI 1629245683
Internal Medicine - Gastroenterology in Lakewood Ranch, FL

Q: What is the provider's specialty?

The provider's specialty is Internal Medicine with taxonomy code 207RG0100X and a focus in Gastroenterology.

Active since May 09, 2008PECOS EnrolledAccepts Medicare Assignment

96.6/100

CMS Quality Rating

6600 UNIVERSITY PKWY STE 301, LAKEWOOD RANCH, FL 34240(941) 361-1100(941) 361-1103 Get Directions Write a Review

NPPES record last updated: June 9, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: May 8, 2024, Jun 9, 2023 (2 updates tracked since 2023).

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About Dr. Tonantzin Matheus Md NPPES

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

DR. TONANTZIN MATHEUS MD (NPI 1629245683) is an individual gastroenterology provider in Lakewood Ranch, Florida, licensed in Florida (ME100744) and active in the NPI registry since May 2008. She is enrolled in Medicare PECOS, is affiliated with Manatee Memorial Hospital, and maintains a secondary practice location in Parrish.

NPPES Registry Identity

NPI1629245683

Entity TypeIndividualFemale

Primary Taxonomy207RG0100X

Provider Legal NameDR. TONANTZIN MATHEUSCredential: MD

Location Address6600 UNIVERSITY PKWY STE 301Lakewood Ranch, FL 34240-9048

Mailing Address6600 University Pkwy Ste 301Lakewood Ranch, FL 34240-9048 · (941) 361-1100 · Fax (941) 361-1103

Phone(941) 361-1100

Fax(941) 361-1103

Sole ProprietorNo

Medical School CMSOtherGraduated 2000

Enumeration DateMay 9, 2008

Last NPPES UpdateJune 9, 20262 updates tracked since enumeration

NPPES CertifiedJune 9, 2026

✔ NPI 1629245683 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in FL · ME100744

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

6600 UNIVERSITY PKWY STE 301, Lakewood Ranch, FL 34240

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Secondary Practice Location 1

Location 112280 US Highway 301 NParrish, FL 34219-8658 · Phone (941) 361-1100

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include AvMed, Florida Blue (BlueCross BlueShield FL), Florida Blue HMO (a BlueCross BlueShield FL company).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

Dr. Tonantzin Matheus 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 ID5294807715

PECOS Enrollment IDI20080627000431

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 15

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

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.

319 services215 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.

162 services144 patients

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239

This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.

141 services139 patients

Biopsy of large bowel using a flexible endoscope 45380

A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.

109 services109 patients

Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385

This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.

103 services103 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.

65 services65 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.

43 services43 patients

Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43235

This procedure, known as an upper endoscopy, involves inserting a thin, flexible tube with a camera down the throat to examine the esophagus, stomach, and upper small bowel. It helps diagnose conditions like ulcers or inflammation.

37 services37 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.

27 services14 patients

Colorectal cancer screening; colonoscopy on individual at high risk G0105

Colorectal cancer screening, specifically a colonoscopy, is a preventive measure for those at high risk. A thin, flexible tube with a camera inspects the colon to spot any abnormal growths. This test helps detect potential issues early, enhancing the effectiveness of treatment.

22 services22 patients

Diagnostic exam of large bowel using a flexible endoscope 45378

This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.

21 services21 patients

Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 43249

This procedure involves using a flexible tube with a camera, called an endoscope, to gently expand narrowed areas in your esophagus, stomach, or upper small bowel. A small balloon is inflated, making it easier for food and liquid to pass through. It's safe and effective.

16 services15 patients

Biopsy of lower large bowel using a flexible endoscope 45331

A biopsy of the lower large bowel involves using a flexible tube with a camera (endoscope) to examine this part of your digestive tract. Small tissue samples may be taken for further examination to detect any abnormalities.

16 services15 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

15 services15 patients

Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk G0121

Colorectal cancer screening, such as a colonoscopy, is a preventive measure to detect early signs of cancer in the large intestine. For individuals not at high risk, it's typically recommended at age 50. A small, flexible tube with a camera is used to examine your colon. It's a safe, effective way to catch issues early.

13 services13 patients

Hospital Affiliations CMS Care Compare 4

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

Manatee Memorial Hospital

Acute Care Hospitals · Bradenton, FL

2/5 CMS rating

OwnershipProprietary

CMS Certification Number100035

Location206 2nd St EBradenton, FL 34208 · Manatee County

Emergency services Birthing friendly

Sarasota Memorial Hospital

Acute Care Hospitals · Sarasota, FL

5/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number100087

Location1700 S Tamiami TrlSarasota, FL 34239 · Sarasota County

Emergency services Birthing friendly

Hca Florida Sarasota Doctors Hospital

Acute Care Hospitals · Sarasota, FL

4/5 CMS rating

OwnershipProprietary

CMS Certification Number100166

Location5731 Bee Ridge RdSarasota, FL 34233 · Sarasota County

Emergency services

Lakewood Ranch Medical Center

Acute Care Hospitals · Bradenton, FL

3/5 CMS rating

OwnershipProprietary

CMS Certification Number100299

Location8330 Lakewood Ranch BlvdBradenton, FL 34202 · Manatee County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 34240 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

$130.04 typical visit price

range $56.00 – $171.84

Typical copayment $32.51 (range $14.00 – $42.96)

Most-billed visit code 99204

Established Patient

$99.16 typical visit price

range $17.57 – $139.16

Typical copayment $24.79 (range $4.39 – $34.79)

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.

96.6/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Promoting Interoperability

Improvement Activities

Reported Quality Measures

Colorectal Cancer Screening

Percentage of adults 50-75 years of age who had appropriate screening for colorectal cancer

77%409 patients4/55-star benchmark: 85%

Pneumococcal Vaccination Status for Older Adults

Percentage of patients 65 years of age and older who have ever received a pneumococcal vaccine

38%298 patients2/55-star benchmark: 90%

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.

Other Providers at the Same Location NPPES 10

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

NICOLE S DALSANIA PA-C

Physician Assistant (Medical)