Karl Tq Mersich, MD
Gastroenterology Physician · Orange City, FL
Karl Tq Mersich, MD is a gastroenterology physician with a practice address in Orange City, Florida, and NPI 1275633737, issued on Sep 25, 2006. Check the license (Florida 134072, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Karl Tq Mersich
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- 134072 FL
177994-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 2884 Wellness Ave Ste 100, Orange City, FL 32763
- Phone
- (386) 668-2221
- Enumerated
- Sep 25, 2006
- Record last updated
- Feb 23, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (386) 668-2228
- Medicaid ID
- 01252744 NY
- Medicare enrollment
- Enrolled (PECOS I20180312002192); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,513 in Florida → Look up another NPI →
Also registered at 2884 Wellness Ave Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kaleem Ahmed, M.D.Gastroenterology Physician1174571426
- Purvi Amin, PA-CGastroenterology Physician1942604798
- Lalaine Dela Cruz, ARNPNurse Practitioner1427549799
- Payne DrewelowGastroenterology Physician1962079418
- Caroline Epstein, PA-CGastroenterology Physician1003214362
- Amita Glamour, APRNGastroenterology Physician1457999385
Verify Karl Tq Mersich in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license 134072Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
32% fewer Medicare Part D claims than the average gastroenterology physician in 2024
549 Medicare Part D claims for 201 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Pantoprazole Sodium229 claims
- Famotidine68 claims
- Omeprazole41 claims
- Bethanechol Chloride27 claims
- Linzess21 claims
- Sod Sulf-Potass Sulf-Mag Sulf18 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $286.36
9 payments; by number, the most common kind was food and beverage; the largest payer was Phathom Pharmaceuticals, Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Gastro MD Florida, LLCOrange City, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karl Tq Mersich among 1,513 gastroenterology physician records in Florida
Karl Tq Mersich, MD is one of 1,513 gastroenterology physician records with a practice address in Florida. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 17% of them.
- NPI issued2006 · 17% of these records are older, 45% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 76% of these records are
- Graduated1997 · median 2000 among the 1,156 with a school on file
- Record last updated2018 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
24 gastroenterology physician records list a practice address in Orange City
They are 24 of the 838 NPPES records with a practice address in Orange City, and 1,513 gastroenterology physician records in Florida.
All 1,513 in Florida → Every provider in Orange City → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Kaleem Ahmed, M.D.Orange City, FL 327631174571426
- Purvi Amin, PA-COrange City, FL 327631942604798
- Ahmed Elbanna, D.O.Orange City, FL 327631003279761
- Caroline Epstein, PA-COrange City, FL 327631003214362
- Arvind Gopal, M.D.Orange City, FL 327631346382082
- Alakh GulatiOrange City, FL 327631407397656
- Vishal Gupta, MDOrange City, FL 327631255449179
- Gabrielle Hilson, PA-COrange City, FL 327631093261562
Common questions
What is Karl Tq Mersich, MD's NPI number?
Karl Tq Mersich, MD's National Provider Identifier (NPI) is 1275633737, issued on Sep 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karl Tq Mersich, MD located?
The NPPES record lists a practice address at 2884 Wellness Ave Ste 100, Orange City, FL, 32763. Phone: (386) 668-2221. Providers update this record themselves, so call before visiting.
How can I verify Karl Tq Mersich, MD's license?
NPPES lists Florida license number 134072, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Karl Tq Mersich, MD prescribe under Medicare Part D?
In 2024, Karl Tq Mersich, MD had 549 Medicare Part D claims for 201 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.