Karl R. Bernat, M.D.
Internal Medicine Physician · Wake Forest, NC
Karl R. Bernat, M.D. is an internal medicine physician with a practice address in Wake Forest, North Carolina, and NPI 1851317622, issued on Jul 14, 2006. Check the license (North Carolina 2013-02415, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.
- Name
- Karl R. Bernat
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 2013-02415 NC
NC20130214 NC
Self-reported in NPPES; status is on the state search - Practice location
- 3000 Rogers RD Ste 200, Wake Forest, NC 27587
- Phone
- (919) 385-3450
- Enumerated
- Jul 14, 2006
- Record last updated
- Dec 15, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (919) 385-3499
- Medicaid ID
- 0016998890001 PA
- Medicare enrollment
- Enrolled (PECOS I20140709001757); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 4,056 in North Carolina → Look up another NPI →
Also registered at 3000 Rogers RD Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Catherine GitauFamily Nurse Practitioner1326750811
- Erica Shelly, DNP, FNP-BCPrimary Care Nurse Practitioner1215570882
Verify Karl R. Bernat in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical Board
Search for license 2013-02415Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.8 times the Medicare Part D claims of the average internal medicine physician in 2024
8,857 Medicare Part D claims for 753 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 78 claims were for opioids.
Most prescribed
- Atorvastatin Calcium670 claims
- Amlodipine Besylate638 claims
- Rosuvastatin Calcium486 claims
- Levothyroxine Sodium303 claims
- Lisinopril303 claims
- Losartan Potassium292 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.
Bills Medicare through 2 group practices
- Duke University Affiliated Physicians, Inc.Wake Forest, NC
- Legacy Healthcare Services IncDurham, NC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karl R. Bernat among 4,056 internal medicine physician records in North Carolina
Karl R. Bernat, M.D. is one of 4,056 internal medicine physician records with a practice address in North Carolina. 82% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 52% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated1995 · median 2004 among the 2,706 with a school on file
- Record last updated2020 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Internal Medicine Physician providers in North Carolina
There are 4,056 internal medicine physician records in North Carolina.
All 4,056 in North Carolina → Every provider in Wake Forest → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Troy Anderson, MDWake Forest, NC 275871760430144
- Matthew Boulos, D.O.Wake Forest, NC 275871316327323
- Lydia Boyd Campbell, MD, MPHWake Forest, NC 275871467705483
- Sophia Francis, M.D.Wake Forest, NC 275871164818712
- Mohammad Khan, M.D.Wake Forest, NC 275871538131974
- Jose Martinez, M.D.Wake Forest, NC 275871417907858
- Ethel Shore, PA-CWake Forest, NC 275871114434990
- Daniel Sicking, MDWake Forest, NC 275871346218385
Common questions
What is Karl R. Bernat, M.D.'s NPI number?
Karl R. Bernat, M.D.'s National Provider Identifier (NPI) is 1851317622, issued on Jul 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karl R. Bernat, M.D. located?
The NPPES record lists a practice address at 3000 Rogers RD Ste 200, Wake Forest, NC, 27587. Phone: (919) 385-3450. Providers update this record themselves, so call before visiting.
How can I verify Karl R. Bernat, M.D.'s license?
NPPES lists North Carolina license number 2013-02415, 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 Karl R. Bernat, M.D. prescribe under Medicare Part D?
In 2024, Karl R. Bernat, M.D. had 8,857 Medicare Part D claims for 753 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.