Robert Walter Heiser, MD
Gastroenterology Physician · Fort Myers, FL
Robert Walter Heiser, MD is a gastroenterology physician with a practice address in Fort Myers, Florida, and NPI 1720088982, issued on Jul 28, 2005. Check the license (Florida ME51095, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Robert Walter Heiser
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- ME51095 FL
Self-reported in NPPES; status is on the state search - Practice location
- 20 Barkley Cir, Fort Myers, FL 33907
- Phone
- (239) 206-4919
- Enumerated
- Jul 28, 2005
- Record last updated
- Jun 11, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (239) 481-0765
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,513 in Florida → Look up another NPI →
Also registered at 20 Barkley Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Barry Butler, MDInternal Medicine Physician1770581449
- Debra Roggow, D.O.Physical Medicine & Rehabilitation Physician1447245451
Verify Robert Walter Heiser in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME51095Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average gastroenterology physician in 2024
157 Medicare Part D claims, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 39% of claims. 49 claims were for opioids.
Most prescribed
- Prednisone16 claims
- Humira Pen15 claims
- Stelara15 claims
- Morphine Sulfate13 claims
- Alprazolam12 claims
- Hydrocodone-Acetaminophen12 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.
Robert Walter Heiser among 1,513 gastroenterology physician records in Florida
Robert Walter Heiser, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 83% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileNo · 76% of these records are
- Record last updated2013 · 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).
Gastroenterology Physician providers in Florida
There are 1,513 gastroenterology physician records in Florida.
All 1,513 in Florida → Every provider in Fort Myers → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Brian Feiock, M.D.Ft Myers, FL 339071841272549
- Leonard Flescher, MDFort Myers, FL 339071982660262
- Brian Frank, M.D.Fort Myers, FL 339071609238211
- Zachary Garner, D.O.Fort Myers, FL 339071558679449
- Ramesh Koka, M.D.Fort Myers, FL 339071528185162
- Brian Longendyke, D.O.Ft Myers, FL 339071811979511
- James O'Mailia, M.D.Fort Myers, FL 339071275530099
- Il Paik, M.D.Fort Myers, FL 339071194039347
Common questions
What is Robert Walter Heiser, MD's NPI number?
Robert Walter Heiser, MD's National Provider Identifier (NPI) is 1720088982, issued on Jul 28, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Robert Walter Heiser, MD located?
The NPPES record lists a practice address at 20 Barkley Cir, Fort Myers, FL, 33907. Phone: (239) 206-4919. Providers update this record themselves, so call before visiting.
How can I verify Robert Walter Heiser, MD's license?
NPPES lists Florida license number ME51095, 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 Robert Walter Heiser, MD prescribe under Medicare Part D?
In 2024, Robert Walter Heiser, MD had 157 Medicare Part D claims; 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.