Robert Michael Greenberg, M.D.
Geriatric Psychiatry Physician · Livingston, NJ
Robert Michael Greenberg, M.D. is a geriatric psychiatry physician with a practice address in Livingston, New Jersey, and NPI 1912079070, issued on Nov 14, 2006. Check the license (New Jersey MAO48915, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Robert Michael Greenberg
- Credential
- M.D.
- Primary taxonomy
- Geriatric Psychiatry Physician 2084P0805X
- License numbers
- MAO48915 NJ
26121 CT
140829 NY
Self-reported in NPPES; status is on the state search - Practice location
- 200 S Orange Ave Ste 203, Livingston, NJ 07039
- Phone
- (973) 322-0220
- Enumerated
- Nov 14, 2006
- Record last updated
- Jun 5, 2026
- Medicare enrollment
- Enrolled (PECOS I20111111000483); accepts Medicare assignment
- Medical or professional school
- Icahn School Of Medicine At Mount Sinai, 1978
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest geriatric psychiatry physician records → All 36 in New Jersey → Look up another NPI →
Also registered at 200 S Orange Ave Ste 203
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elizabeth Shirley, PA-CSurgical Physician Assistant1437556727
Verify Robert Michael Greenberg 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 MAO48915Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
7% more Medicare Part D claims than the average geriatric psychiatry physician in 2024
1,594 Medicare Part D claims for 176 beneficiaries, against an average of 1,485 among the 473 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.
Most prescribed
- Mirtazapine284 claims
- Escitalopram Oxalate222 claims
- Quetiapine Fumarate110 claims
- Venlafaxine Hcl Er109 claims
- Bupropion Xl91 claims
- Sertraline Hcl81 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 MIPS final score for 2023 (Medicare payment program): 93.7 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Barnabas Health Medical Group, PCBelleville, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert Michael Greenberg among 36 geriatric psychiatry physician records in New Jersey
Robert Michael Greenberg, M.D. is one of 36 geriatric psychiatry physician records with a practice address in New Jersey. 81% 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 3% of them.
- NPI issued2006 · 3% of these records are older, 47% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated1978 · median 1990 among the 27 with a school on file
- Record last updated2026 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0805X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Psychiatry Physician providers in New Jersey
There are 36 geriatric psychiatry physician records in New Jersey.
All 36 in New Jersey → Every provider in Livingston → Geriatric Psychiatry Physician nationwide →
The 8 geriatric psychiatry physician records with the nearest ZIP codes
- Carol Cooper, M.D.West Orange, NJ 070521427112945
- Phil Whang, MDNewark, NJ 071021326166802
- Lina Shihabuddin, MDNewark, NJ 071071528014925
- Padmavathy Kurra, MDFair Lawn, NJ 074101205949468
- Vanajakshi Paturu, M.DFair Lawn, NJ 074101598876369
- Sailaja Valiveti, MDFair Lawn, NJ 074101053320275
- Juan Riestra, M.D.Wayne, NJ 074701841255320
- Tamkeen Lally, M.DHackensack, NJ 076011487941183
Common questions
What is Robert Michael Greenberg, M.D.'s NPI number?
Robert Michael Greenberg, M.D.'s National Provider Identifier (NPI) is 1912079070, issued on Nov 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert Michael Greenberg, M.D. located?
The NPPES record lists a practice address at 200 S Orange Ave Ste 203, Livingston, NJ, 07039. Phone: (973) 322-0220. Providers update this record themselves, so call before visiting.
How can I verify Robert Michael Greenberg, M.D.'s license?
NPPES lists New Jersey license number MAO48915, 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 Robert Michael Greenberg, M.D. prescribe under Medicare Part D?
In 2024, Robert Michael Greenberg, M.D. had 1,594 Medicare Part D claims for 176 beneficiaries; the average among geriatric psychiatry physician prescribers was 1,485. Part D covers Medicare prescriptions only.
What is Robert Michael Greenberg, M.D.'s MIPS final score?
The 2023 MIPS final score is 93.7 of 100. 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.