Isaac Kramer, MD
Internal Medicine Physician · West Orange, NJ
Isaac Kramer, MD is an internal medicine physician with a practice address in West Orange, New Jersey, and NPI 1104829712, issued on May 27, 2005. Check the license (New Jersey 25MA06995000, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Isaac Kramer
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 25MA06995000 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 101 Old Short Hills RD Ste 440, West Orange, NJ 07052
- Phone
- (973) 716-0300
- Enumerated
- May 27, 2005
- Record last updated
- Nov 1, 2022
- Fax
- (973) 716-0005
- Medicare enrollment
- Enrolled (PECOS I20090623000115); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 4,632 in New Jersey → Look up another NPI →
Verify Isaac Kramer 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 25MA06995000Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
8% more Medicare Part D claims than the average internal medicine physician in 2024
3,421 Medicare Part D claims for 344 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. 27 claims were for opioids.
Most prescribed
- Atorvastatin Calcium267 claims
- Amlodipine Besylate232 claims
- Metoprolol Succinate183 claims
- Valsartan120 claims
- Simvastatin113 claims
- Levothyroxine Sodium107 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
- Primary Care Partners LLCMorristown, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Isaac Kramer among 4,632 internal medicine physician records in New Jersey
Isaac Kramer, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 92% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1984 · median 2000 among the 3,132 with a school on file
- Record last updated2022 · 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).
36 internal medicine physician records list a practice address in West Orange
They are 36 of the 1,370 NPPES records with a practice address in West Orange, and 4,632 internal medicine physician records in New Jersey.
All 4,632 in New Jersey → Every provider in West Orange → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Samih Abbassi, MDWest Orange, NJ 070521750380358
- Somaya Abboud, MDWest Orange, NJ 070521326089004
- Adel Armanious, MDWest Orange, NJ 070521417920695
- Andrew Baddoo, M.D.West Orange, NJ 070521881653608
- Joseph Cervone, MDWest Orange, NJ 070521710991187
- Shereelah Deen, M.D.West Orange, NJ 070521649287756
- David Haacker, MDWest Orange, NJ 070521902879000
- Howard Holtz, M.D.West Orange, NJ 070521972528669
Common questions
What is Isaac Kramer, MD's NPI number?
Isaac Kramer, MD's National Provider Identifier (NPI) is 1104829712, issued on May 27, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Isaac Kramer, MD located?
The NPPES record lists a practice address at 101 Old Short Hills RD Ste 440, West Orange, NJ, 07052. Phone: (973) 716-0300. Providers update this record themselves, so call before visiting.
How can I verify Isaac Kramer, MD's license?
NPPES lists New Jersey license number 25MA06995000, 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 Isaac Kramer, MD prescribe under Medicare Part D?
In 2024, Isaac Kramer, MD had 3,421 Medicare Part D claims for 344 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.