George Samuel Isckarus, M.D.
Internal Medicine Physician · Bel Air, MD
George Samuel Isckarus, M.D. is an internal medicine physician with a practice address in Bel Air, Maryland, and NPI 1306992433, issued on Jan 25, 2007. Check the license (Maryland D0063220, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- George Samuel Isckarus
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- D0063220 MD
Self-reported in NPPES; status is on the state search - Practice location
- 2227 Old Emmorton Road Suite 220, Bel Air, MD 21015
- Phone
- (410) 569-9040
- Enumerated
- Jan 25, 2007
- Record last updated
- Oct 14, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (844) 569-0856
- Medicaid ID
- 408274500 MD
- Medicare enrollment
- Enrolled (PECOS I20050913000841); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,904 in Maryland → Look up another NPI →
Verify George Samuel Isckarus in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0063220Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% more Medicare Part D claims than the average internal medicine physician in 2024
4,824 Medicare Part D claims for 341 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 67 claims were for opioids.
Most prescribed
- Atorvastatin Calcium423 claims
- Lisinopril260 claims
- Amlodipine Besylate227 claims
- Metformin Hcl197 claims
- Omeprazole157 claims
- Metoprolol Succinate156 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 80.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Medstar Medical Group II LLCBel Air, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
George Samuel Isckarus among 3,904 internal medicine physician records in Maryland
George Samuel Isckarus, M.D. is one of 3,904 internal medicine physician records with a practice address in Maryland. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 45% of them.
- NPI issued2007 · 45% of these records are older, 44% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1989 · median 2003 among the 2,445 with a school on file
- Record last updated2019 · 59% 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 Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
63 internal medicine physician records list a practice address in Bel Air
They are 63 of the 1,945 NPPES records with a practice address in Bel Air, and 3,904 internal medicine physician records in Maryland.
All 3,904 in Maryland → Every provider in Bel Air → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jorge Acevedo-Vila, M.D.Bel Air, MD 210151184667743
- Joseph Angelo, MDBel Air, MD 210151740351147
- Sriram Balasubramanian, M.D.Bel Air, MD 210151952366056
- Syedah Gilani, MDBel Air, MD 210151841295250
- Erin Hansen, MDBel Air, MD 210151366804411
- Syed Mahmood, MDBel Air, MD 210151619972023
- Andrew Nowakowski, M.D.Bel Air, MD 210151609858026
- Maria-Jeorga Peters, M.D.Bel Air, MD 210151295768372
Common questions
What is George Samuel Isckarus, M.D.'s NPI number?
George Samuel Isckarus, M.D.'s National Provider Identifier (NPI) is 1306992433, issued on Jan 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is George Samuel Isckarus, M.D. located?
The NPPES record lists a practice address at 2227 Old Emmorton Road Suite 220, Bel Air, MD, 21015. Phone: (410) 569-9040. Providers update this record themselves, so call before visiting.
How can I verify George Samuel Isckarus, M.D.'s license?
NPPES lists Maryland license number D0063220, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does George Samuel Isckarus, M.D. prescribe under Medicare Part D?
In 2024, George Samuel Isckarus, M.D. had 4,824 Medicare Part D claims for 341 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is George Samuel Isckarus, M.D.'s MIPS final score?
The 2023 MIPS final score is 80.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.