Robert John Kastner, MD
Cardiovascular Disease Physician · Clinton, NC
Robert John Kastner, MD is a cardiovascular disease physician with a practice address in Clinton, North Carolina, and NPI 1265406037, issued on Feb 16, 2006. Check the license (North Carolina 9800295, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.
- Name
- Robert John Kastner
- Credential
- MD
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- 9800295 NC
Self-reported in NPPES; status is on the state search - Practice location
- 603 Beaman St Ste 501, Clinton, NC 28328
- Phone
- (919) 787-5380
- Enumerated
- Feb 16, 2006
- Record last updated
- Jul 23, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20100225000794); accepts Medicare assignment
- Medical or professional school
- University Of Maryland School Of Medicine, 1987
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 841 in North Carolina → Look up another NPI →
Also registered at 603 Beaman St Ste 501
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Robert Blackwood, PA-CPhysician Assistant1619137270
Verify Robert John Kastner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical Board
Search for license 9800295Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
13% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024
2,685 Medicare Part D claims for 410 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.
Most prescribed
- Metoprolol Succinate407 claims
- Eliquis333 claims
- Atorvastatin Calcium188 claims
- Clopidogrel142 claims
- Diltiazem 24hr Er (Cd)110 claims
- Carvedilol106 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: $105.29
5 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 16,686 providers of this specialty with any payment received $3,819.56 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
- North Carolina MG LLCClinton, NC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert John Kastner among 841 cardiovascular disease physician records in North Carolina
Robert John Kastner, MD is one of 841 cardiovascular disease physician records with a practice address in North Carolina. 83% 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, 42% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1987 · median 1999 among the 606 with a school on file
- Record last updated2021 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Cardiovascular Disease Physician providers in North Carolina
There are 841 cardiovascular disease physician records in North Carolina.
All 841 in North Carolina → Every provider in Clinton → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- Varun Bavyer, M.D.Dunn, NC 283341134482623
- Eric Lo, M.D.Dunn, NC 283341497782023
- Radhakrishnan Ramaraj, MDDunn, NC 283341205009891
- David Kassop, M.D.Fort Bragg, NC 283101891992400
- Naveed Naz, MDFort Bragg, NC 283101326146366
- Phuong-Anh Pham, M.D.Fort Bragg, NC 283101427067537
- Amol Bahekar, MDFayetteville, NC 283051407968696
- Sirisha Reddy, MDFayetteville, NC 283051710080130
Common questions
What is Robert John Kastner, MD's NPI number?
Robert John Kastner, MD's National Provider Identifier (NPI) is 1265406037, issued on Feb 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert John Kastner, MD located?
The NPPES record lists a practice address at 603 Beaman St Ste 501, Clinton, NC, 28328. Phone: (919) 787-5380. Providers update this record themselves, so call before visiting.
How can I verify Robert John Kastner, MD's license?
NPPES lists North Carolina license number 9800295, as entered by the provider. Search the North Carolina Medical Board at https://portal.ncmedboard.org/verification/search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Robert John Kastner, MD prescribe under Medicare Part D?
In 2024, Robert John Kastner, MD had 2,685 Medicare Part D claims for 410 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.