Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. DANIEL J GASSERT M.D.
NPI 1073575403
Internal Medicine - Gastroenterology in St Augustine, FL

Q: What is Daniel Gassert's NPI number?

The NPI number for Daniel Gassert is 1073575403. It was assigned to this individual provider in the NPPES registry on April 3, 2006.

Q: What is Daniel Gassert's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for Daniel Gassert was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days 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 April 03, 2006PECOS Enrolled

77.15/100

CMS Quality Rating

216 SOUTHPARK CIR E, ST AUGUSTINE, FL 32086(904) 824-6108(904) 823-9613 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Daniel J Gassert M.d. NPPES

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

DR. DANIEL J GASSERT M.D. (NPI 1073575403) is an individual gastroenterology provider in St Augustine, Florida, licensed in Florida (ME0095376) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS, is affiliated with Baptist Health Medical Center - Jacksonville, and is a graduate of New York University School Of Medicine (2000).

NPPES Registry Identity

NPI1073575403

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. DANIEL J GASSERTCredential: M.D.

Location Address216 SOUTHPARK CIR ESt Augustine, FL 32086-5135

Mailing Address216 Southpark Cir ESt Augustine, FL 32086-5135 · (904) 824-6108 · Fax (904) 823-9613

Phone(904) 824-6108

Fax(904) 823-9613

Sole ProprietorNo

Medical School CMSNew York University School Of MedicineGraduated 2000

Enumeration DateApril 3, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1073575403 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 · ME0095376

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.

216 SOUTHPARK CIR E, St Augustine, FL 32086

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Other Identifiers 1

OtherME0095376FL · Florida License Number

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter of Alabama, Florida Blue (BlueCross BlueShield FL) and more.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. Daniel J Gassert M.d. 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 ID8628074440

PECOS Enrollment IDI20061018000121

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 14

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.

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.

272 services199 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.

221 services212 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.

197 services197 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.

194 services94 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.

82 services81 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.

66 services66 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.

51 services51 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.

47 services47 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.

47 services46 patients

Dilation of esophagus 43450

Dilation of the esophagus is a procedure aimed to stretch or open up your esophagus (the tube connecting your mouth to your stomach) when it's narrow. It helps to improve swallowing and alleviate discomfort. It's typically performed using a flexible tube or balloon, under sedation.

45 services43 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.

33 services30 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.

28 services28 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.

25 services25 patients

Infusion, normal saline solution, 250 cc J7050

An infusion of normal saline solution, 250 cc, involves administering a sterile saltwater solution into your body through a vein, usually in your arm. This helps to replenish fluids, maintain hydration, and balance electrolytes in your body.

12 services11 patients

Hospital Affiliations CMS Care Compare 3

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

Baptist Health Medical Center - Jacksonville

Acute Care Hospitals · Jacksonville, FL

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number100088

Location800 Prudential DrJacksonville, FL 32207 · Duval County

Emergency services Birthing friendly

Flagler Hospital

Acute Care Hospitals · Saint Augustine, FL

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number100090

Location400 Health Park BlvdSaint Augustine, FL 32086 · St. Johns County

Emergency services Birthing friendly

Florida Hospital Flagler

Acute Care Hospitals · Palm Coast, FL

3/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number100118

Location60 Memorial Medical PkwyPalm Coast, FL 32164 · Flagler County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 32086 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.

77.15/100

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

Scored as part of a group practice

Quality

65.95

Promoting Interoperability

Improvement Activities

Cost

61.22

Referred Medical Equipment & Supplies CMS DME claims 3

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

Enteral feeding supply kit; pump fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape B4035

Other-Enteral and Parenteral · category OB006N

1 supplier12 claims360 services$7.65 avg. paid by Medicare

Enteral formula, nutritionally complete, calorically dense (equal to or greater than 1.5 kcal/ml) with intact nutrients, includes proteins, fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit B4152

Other-Enteral and Parenteral · category OB006N

1 supplier12 claims6,078 services$0.39 avg. paid by Medicare

Neuromuscular stimulator, electronic shock unit E0745

DME-Other DME · category DE000N

1 supplier11 claims11 services$69.57 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 10

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

SOUTHEAST ORTHOPEDIC SPECIALISTS, INC

Non-Pharmacy Dispensing Site

216 SOUTHPARK CIR E
ST AUGUSTINE, FL 32086

St. Johns County (904) 634-0640

MS. LAURIE A DEWITT C.R.N.A.

Nurse Anesthetist, Certified Registered

216 SOUTHPARK CIR E
ST AUGUSTINE, FL 32086

St. Johns County (904) 824-6108

DR. SANTIAGO A ROSADO MD

Internal Medicine (Gastroenterology)

216 SOUTHPARK CIR E
ST AUGUSTINE, FL 32086

St. Johns County (904) 824-6108

MR. TERRY R SCHREIBER C.R.N.A.

Nurse Anesthetist, Certified Registered

216 SOUTHPARK CIR E
ST AUGUSTINE, FL 32086

St. Johns County (904) 824-6108

MS. LISA M NESBITT C.R.N.A.

Nurse Anesthetist, Certified Registered

216 SOUTHPARK CIR E
SAINT AUGUSTINE, FL 32086

St. Johns County (904) 824-6108

DR. TIMOTHY J CAVACINI D.O.

Internal Medicine (Gastroenterology)

216 SOUTHPARK CIR E
ST AUGUSTINE, FL 32086

St. Johns County (904) 824-6108

DR. STEVEN YU VILLANUEVA M.D.

Internal Medicine (Gastroenterology)

216 SOUTHPARK CIR E
ST AUGUSTINE, FL 32086

St. Johns County (904) 824-6108

GASTROENTEROLOGY ASSOCIATES OF ST AUGUSTINE, PA

Internal Medicine (Gastroenterology)

216 SOUTHPARK CIR E
ST AUGUSTINE, FL 32086

St. Johns County (904) 824-6108

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 Daniel Gassert's NPI number?

The NPI number for Daniel Gassert is 1073575403. It was assigned to this individual provider in the NPPES registry on April 3, 2006.

Where is Daniel Gassert located?

Daniel Gassert practices at 216 Southpark Cir E, St Augustine, FL 32086. The listed phone number is (904) 824-6108.

What is Daniel Gassert's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Daniel Gassert enrolled in Medicare?

Yes. Daniel Gassert 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.

What insurance does Daniel Gassert accept?

Health plans from Ambetter Health, Ambetter of Alabama, Florida Blue (BlueCross BlueShield FL), Florida Blue HMO (a BlueCross BlueShield FL company) and Florida Health Care Plans and 3 other insurers list Daniel Gassert 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.

Is Daniel Gassert affiliated with any hospitals?

According to CMS data, Daniel Gassert is affiliated with Baptist Health Medical Center - Jacksonville, Flagler Hospital and Florida Hospital Flagler.

When was this NPI record last updated?

The NPPES record for Daniel Gassert was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days 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.