Julie C. Sim, M.D.
Internal Medicine Physician · Fredericksburg, VA
Julie C. Sim, M.D. is an internal medicine physician with a practice address in Fredericksburg, Virginia, and NPI 1912985276, issued on Jan 6, 2006. Check the license (Virginia 0101243006, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Julie C. Sim
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 0101243006 VA
Self-reported in NPPES; status is on the state search - Practice location
- 1201 Hospital Dr, Fredericksburg, VA 22401
- Phone
- (540) 368-3700
- Enumerated
- Jan 6, 2006
- Record last updated
- Jan 10, 2022
- Medicaid ID
- 02914749 NY
- Medicare enrollment
- Enrolled (PECOS I20100525000860); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,599 in Virginia → Look up another NPI →
Also registered at 1201 Hospital Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Catherine Abban, MDPediatrics Physician1053617738
- Manijeh Akbarzadeh, MDHospitalist Physician1639331929
- Anh ButzObstetrics & Gynecology Physician1891181327
- Alean Cook-Palmer, M.D.Family Medicine Physician1366454290
- Neela Desai, RPHPharmacist1134252638
- Diane Franchi, M.D.Internal Medicine Physician1538159199
Verify Julie C. Sim in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101243006Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,623 Medicare Part D claims for 120 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 92 claims were for opioids.
Most prescribed
- Atorvastatin Calcium102 claims
- Amlodipine Besylate75 claims
- Lisinopril60 claims
- Levothyroxine Sodium52 claims
- Gabapentin51 claims
- Losartan Potassium40 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 one group practice
- Kaiser Foundation Health Plan OF The Mid Atlantic States, IncFredericksburg, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Julie C. Sim among 3,599 internal medicine physician records in Virginia
Julie C. Sim, M.D. is one of 3,599 internal medicine physician records with a practice address in Virginia. 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 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 55% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1989 · median 2003 among the 2,234 with a school on file
- Record last updated2022 · 53% 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 Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
64 internal medicine physician records list a practice address in Fredericksburg
They are 64 of the 3,696 NPPES records with a practice address in Fredericksburg, and 3,599 internal medicine physician records in Virginia.
All 3,599 in Virginia → Every provider in Fredericksburg → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Matthew Aiken, DOFredericksburg, VA 224011063488450
- Abla Awadh, M.D.Fredericksburg, VA 224011548282676
- Norman Chang, M.D.Fredericksburg, VA 224011629064605
- Joseph Ferguson, M.D.Fredericksburg, VA 224011811986441
- Diane Franchi, M.D.Fredericksburg, VA 224011538159199
- Vikas Gupta, MDFredericksburg, VA 224011710974167
- Rosemary Iwunze, MDFredericksburg, VA 224011205950284
- Diego Martinez-Vasquez, M.D.Fredericksburg, VA 224011063483188
Common questions
What is Julie C. Sim, M.D.'s NPI number?
Julie C. Sim, M.D.'s National Provider Identifier (NPI) is 1912985276, issued on Jan 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Julie C. Sim, M.D. located?
The NPPES record lists a practice address at 1201 Hospital Dr, Fredericksburg, VA, 22401. Phone: (540) 368-3700. Providers update this record themselves, so call before visiting.
How can I verify Julie C. Sim, M.D.'s license?
NPPES lists Virginia license number 0101243006, as entered by the provider. Search the Virginia Department of Health Professions at https://dhp.virginiainteractive.org/lookup/index. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Julie C. Sim, M.D. prescribe under Medicare Part D?
In 2024, Julie C. Sim, M.D. had 1,623 Medicare Part D claims for 120 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.