Dr. Raji P. Grewal, MD
- Medicare services, 2024
- 321
- Medicare patients, 2024
- 132
- Part D claims, 2024
- 823
- Publications
- 38
- MIPS score, 2024
- 97
- Practice address
- 750 Brunswick Ave, Trenton, NJ 08638
- Practice phone
- Call (609) 394-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Raji P. Grewal is a neurologist in Trenton, New Jersey
Dr. Grewal practices at Capital Health Regional Medical Center in Trenton, New Jersey, part of Capital Health System.
Dr. Grewal's NPI, 1407856792, was assigned on July 28, 2005. Dr. Grewal holds New Jersey license 25MA06914600.
- NPI
- 1407856792NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9335164169
- NPI enumeration date
- July 28, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (609) 394-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Raji P. Grewal practices at Capital Health Regional Medical Center in Trenton, New Jersey
Dr. Grewal's primary practice is Capital Health Regional Medical Center, at 750 Brunswick Ave, Trenton, NJ 08638 in Mercer County. The practice phone is (609) 394-6000.
- Capital Health Regional Medical Center750 Brunswick Ave, Trenton, NJ 08638 · Mercer CountyPhone(609) 394-6000
Source: Dmand AI Affiliation Data
Dr. Raji P. Grewal is affiliated with 3 sites of care and 1 medical group
Dr. Grewal's primary practice is Capital Health Regional Medical Center in Trenton, New Jersey, part of Capital Health System. Dr. Grewal is also affiliated with Capital Health Medical Center - Hopewell. The medical group on file is Capital Health Medical Group. Dmand AI also links Dr. Grewal to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Raji P. Grewal's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grewal practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Capital Health Regional Medical Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Capital Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Raji P. Grewal is one of 607 neurologists in New Jersey
Neurology is Dr. Grewal's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Grewal is licensed in New Jersey.
Specialties and state licenses
- Neurology, New JerseyPrimary
Neurologists near Dr. Grewal
Counts of neurologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Raji P. Grewal billed Medicare for 321 services in 2024
CMS data shows 321 Medicare services from Dr. Grewal across 9 procedure codes in 2024, for 132 Medicare patients. Medicare paid $29,800 for them.
Dr. Grewal's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1102024: 21293%
- Tests and treatments
- 2023: 522024: 109110%
Where Dr. Grewal's Medicare services took place, 2024
- In an office21266%
- In a facility10934%
Dr. Grewal compared with the New Jersey median for neurologists, 2024
- Dr. Grewal
- New Jersey median
- Medicare services
- 321vs 44828% below
- Medicare patients
- 132vs 23744% below
- Part D claims
- 802vs 47569% above
Medians across 595 neurologists in New Jersey with Dmand AI profiles that report each measure.
Dr. Grewal's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Raji P. Grewal treated 132 Medicare patients in 2024, average age 70
CMS counts 132 Medicare patients who saw Dr. Grewal in 2024. The largest group is 65 to 74, with 65 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.34, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Grewal's median patient age at 61, with 52% women.
Dr. Grewal's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Grewal's Medicare patients by sex, 2024
- Women5945%
- Men7355%
Chronic conditions among Dr. Grewal's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Diabetes37%
- Ischemic heart disease36%
- Anxiety33%
- Mood disorders31%
- Depression24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Grewal's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women52%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Raji P. Grewal wrote 823 Medicare Part D claims in 2024
In 2024, Dr. Grewal wrote 823 Medicare Part D claims for 54 patients. 18% of them were for generic drugs. CMS names the drug for 802 of them, across 16 drugs with 11 or more claims each, at $8,664,328 in total drug cost. In 2023, CMS named 760 claims across 13 drugs.
Dr. Grewal's Part D claims by kind of drug, 2024
- Generic145 claims18%
- Brand-name678 claims82%
Dr. Grewal's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 7602024: 8026%
Drugs named by CMS: 16 in 2024, 13 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Raji P. Grewal scored 97 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Dr. Grewal for performance year 2024, reported through an alternative payment model (APM). Dr. Grewal accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Grewal as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Grewal's MIPS scores, performance year 2024
- 97of 100Final score
- 79.4of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Raji P. Grewal has 38 publications on record
Dmand AI links 38 papers to Dr. Grewal, published from 2012 to 2024. 2016 was the busiest year, with 5. The most frequent topics are Genetic Predisposition to Disease, Pedigree and Genotype. Dr. Grewal has published most often in Case Rep Neurol. Dr. Grewal's most frequent co-authors are Steven Kittner, James F. Meschia, MD and Oscar Benavente, MD.
Dr. Grewal's papers by year, 2015 to 2024
Topics Dr. Grewal writes about most
- Genetic Predisposition to Disease
- Pedigree
- Genotype
- Stroke
- Asian People
- Exons
- Genetic Association Studies
- Genome-Wide Association Study
Dr. Grewal's most frequent co-authors
Recent publications by Dr. Grewal
J Community Hosp Intern Med Perspect
Neurology
See who Dr. Grewal researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Grewal works with, so you can find a warm path to the right neurologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Raji P. Grewal received $40,336 in industry payments from 2016 to 2025
CMS Open Payments shows 229 general payments to Dr. Grewal from 31 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 53% of the total. Sanofi and Genzyme US Companies paid the most, $25,257.
General payments to Dr. Grewal by program year, 2016 to 2025
General payments to Dr. Grewal by kind, 2016 to 2025
- Speaker and faculty fees$21,32653%
- Consulting fees$10,33826%
- Travel and lodging$4,40411%
- Food and beverage$4,23310%
- Education$360%
Companies that paid Dr. Grewal the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Raji P. Grewal's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Raji P. Grewal
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Raji P. Grewal's NPI number?
Dr. Raji P. Grewal's NPI number is 1407856792. It was assigned on July 28, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Raji P. Grewal?
Dr. Raji P. Grewal is a neurologist in Trenton, New Jersey. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Raji P. Grewal practice?
Dr. Grewal practices at 750 Brunswick Ave, Trenton, NJ 08638. Dr. Grewal's primary practice is Capital Health Regional Medical Center in Trenton, New Jersey, part of Capital Health System. Dmand AI also links Dr. Grewal to 1 group practice or clinic.
What is Dr. Raji P. Grewal's office phone number?
The practice phone on file for Dr. Grewal is (609) 394-6000.
What is Dr. Raji P. Grewal's medical license number?
Dr. Grewal holds New Jersey license 25MA06914600.
Which hospitals is Dr. Raji P. Grewal affiliated with?
Dr. Grewal practices at Capital Health Regional Medical Center in Trenton, New Jersey. Dr. Grewal is also affiliated with Capital Health Medical Center - Hopewell.
What medical group is Dr. Raji P. Grewal part of?
Dr. Grewal is linked to Capital Health Medical Group.
Does Dr. Raji P. Grewal accept Medicare?
Yes. CMS data shows Dr. Grewal billed Medicare for 321 services in 2024, and Dr. Grewal accepts Medicare assignment.
Does Dr. Raji P. Grewal offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Grewal as offering telehealth services.
What is Dr. Raji P. Grewal's MIPS score?
Dr. Grewal's MIPS final score for performance year 2024 is 97 out of 100, reported through an alternative payment model (APM).
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How many Medicare patients does Dr. Raji P. Grewal see?
CMS counts 132 Medicare patients who saw Dr. Grewal in 2024, with an average age of 70.
What services does Dr. Raji P. Grewal bill to Medicare?
In 2024, Dr. Grewal's most billed Medicare services were nerve and brain test (95886), office visit, established patient (99214) and office visit, established patient (99215).
What drugs does Dr. Raji P. Grewal prescribe most?
In 2024 Medicare Part D data, Dr. Grewal's most prescribed drugs by claims were Gammagard Liquid, Gammaked and Sodium Chloride.
Has Dr. Raji P. Grewal received payments from drug or device companies?
CMS Open Payments shows $40,336 in general payments to Dr. Grewal from 31 companies from 2016 to 2025. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Raji P. Grewal been practicing?
Dr. Grewal graduated from medical school in 1982, 44 years ago.
Does Dr. Raji P. Grewal do research?
Dmand AI links 38 publications to Dr. Grewal, published from 2012 to 2024.
Who does Dr. Raji P. Grewal publish with?
Dr. Grewal's most frequent co-authors are Steven Kittner (10 shared papers), James F. Meschia, MD (9 shared papers) and Oscar Benavente, MD (7 shared papers).
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