Sanja Kolarov, MD
Internal Medicine Physician · Morristown, NJ
Sanja Kolarov, MD is an internal medicine physician with a practice address in Morristown, New Jersey, and NPI 1215106778, issued on Feb 28, 2008. Check the license (New Jersey 25MA08342400, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Sanja Kolarov
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 25MA08342400 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 435 South St, Morristown, NJ 07960
- Phone
- (973) 971-6700
- Enumerated
- Feb 28, 2008
- Record last updated
- Sep 28, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20080806000050); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 4,632 in New Jersey → Look up another NPI →
Also registered at 435 South St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Darius Adams, M.D.Clinical Genetics (M.D.) Physician1972506749
- Elsie AltemaAdult Health Nurse Practitioner1073941274
- Nalini Asokan, MDInternal Medicine Physician1235100389
- Jessalyn Brower, MSGenetic Counselor (M.S.)1063038008
- Maria Carter, RDNRegistered Dietitian1063063808
- Jajin Chon, M.D.Endocrinology, Diabetes & Metabolism Physician1346320553
Verify Sanja Kolarov in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license 25MA08342400Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average internal medicine physician in 2024
324 Medicare Part D claims for 151 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 14 claims were for opioids.
Most prescribed
- Cefuroxime18 claims
- Atorvastatin Calcium16 claims
- Prednisone14 claims
- Pantoprazole Sodium13 claims
- Amlodipine Besylate12 claims
- Amoxicillin-Clavulanate Potass11 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: $26.90
2 payments; by number, the most common kind was food and beverage; the largest payer was Galderma Laboratories, L.P. The 50,334 providers of this specialty with any payment received $1,303.06 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 2 group practices
- Practice Associates Medical GroupMorristown, NJ
- Saint Peters University HospitalNew Brunswick, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sanja Kolarov among 4,632 internal medicine physician records in New Jersey
Sanja Kolarov, MD is one of 4,632 internal medicine physician records with a practice address in New Jersey. 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 2008, is newer than 59% of them.
- NPI issued2008 · 59% of these records are older, 36% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1997 · median 2000 among the 3,132 with a school on file
- Record last updated2016 · 63% 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 New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
94 internal medicine physician records list a practice address in Morristown
They are 94 of the 2,942 NPPES records with a practice address in Morristown, and 4,632 internal medicine physician records in New Jersey.
All 4,632 in New Jersey → Every provider in Morristown → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Nalini Asokan, MDMorristown, NJ 079601235100389
- Sophia Naa-Abia Casely-Hayford, M.D.Morristown, NJ 079601528051331
- Joselyn Gonzalez, MDMorristown, NJ 079601063491629
- John Griffin, M.D.Morristown, NJ 079601770571986
- Rebecca Griffith, MDMorristown, NJ 079601215909320
- Evangeline Gutierrez, MDMorristown, NJ 079601356339741
- Louise Karger, MDMorristown, NJ 079601245202522
- Brenda Matti-Orozco, M.D.Morristown, NJ 079601366435216
Common questions
What is Sanja Kolarov, MD's NPI number?
Sanja Kolarov, MD's National Provider Identifier (NPI) is 1215106778, issued on Feb 28, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Sanja Kolarov, MD located?
The NPPES record lists a practice address at 435 South St, Morristown, NJ, 07960. Phone: (973) 971-6700. Providers update this record themselves, so call before visiting.
How can I verify Sanja Kolarov, MD's license?
NPPES lists New Jersey license number 25MA08342400, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Sanja Kolarov, MD prescribe under Medicare Part D?
In 2024, Sanja Kolarov, MD had 324 Medicare Part D claims for 151 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.