Dr. Ravinder K. Grewal, MD
- Medicare services, 2024
- 1,308
- Medicare patients, 2024
- 1,252
- Publications
- 62
- Clinical trials
- 5
- MIPS score, 2024
- 91
- Practice address
- 1275 York Avenue, New York, NY 10065
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Grewal's professional email, personal email and mobile number
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Dr. Ravinder K. Grewal is a nuclear medicine physician in New York, New York
Dr. Grewal practices at Memorial Sloan Kettering Cancer Center in New York, New York, part of Memorial Sloan Kettering Cancer Center.
Dr. Grewal's NPI, 1184601320, was assigned on December 29, 2005. Dr. Grewal graduated from Dayanand Medical College in 1996. Dr. Grewal holds New York license 226384-1.
- NPI
- 1184601320NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8224098819
- NPI enumeration date
- December 29, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 57
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ravinder K. Grewal practices at Memorial Sloan Kettering Cancer Center in New York, New York
Dr. Grewal's primary practice is Memorial Sloan Kettering Cancer Center, at 1275 York Avenue, New York, NY 10065.
- Memorial Sloan Kettering Cancer Center1275 York Avenue, New York, NY 10065
Source: Dmand AI Affiliation Data
Dr. Ravinder K. Grewal is affiliated with 6 sites of care and 5 medical groups
Dr. Grewal's primary practice is Memorial Sloan Kettering Cancer Center in New York, New York, part of Memorial Sloan Kettering Cancer Center. The medical group on file is Memorial Sloan Kettering Monmouth. Dmand AI also links Dr. Grewal to 5 more group practices and clinics and 4 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ravinder K. Grewal's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grewal practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Memorial Sloan Kettering Cancer Center | Available with a free account |
| +5 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Memorial Sloan Kettering Cancer Center and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ravinder K. Grewal is one of 59 nuclear medicine physicians in New York
Nuclear medicine is Dr. Grewal's primary specialty in the NPI Registry, under taxonomy code 207U00000X. Dr. Grewal is board certified in nuclear medicine by the American Board of Nuclear Medicine. Dmand AI has Dr. Grewal's licenses on file in 3 states: New York, New Jersey and Pennsylvania.
Specialties and state licenses
- Nuclear medicine, New YorkPrimary
- New Jersey license
- Pennsylvania license
Nuclear medicine physicians near Dr. Grewal
Counts of nuclear medicine physicians 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. Ravinder K. Grewal billed Medicare for 1,308 services in 2024
CMS data shows 1,308 Medicare services from Dr. Grewal across 12 procedure codes in 2024, for 1,252 Medicare patients. Medicare paid $66,727 for them.
Dr. Grewal's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 1,2572024: 1,2661%
- Office and hospital visits
- 2023: 172024: 42147%
Where Dr. Grewal's Medicare services took place, 2024
- In an office1028%
- In a facility1,20692%
Dr. Grewal compared with the New York median for nuclear medicine physicians, 2024
- Dr. Grewal
- New York median
- Medicare services
- 1,308vs 78866% above
- Medicare patients
- 1,252vs 64893% above
Medians across 61 nuclear medicine physicians in New York 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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Grewal and other nuclear medicine physicians in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ravinder K. Grewal treated 1,252 Medicare patients in 2024, average age 74
CMS counts 1,252 Medicare patients who saw Dr. Grewal in 2024. The largest group is 65 to 74, with 579 patients. 75% of them have cancer, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 2.08, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Grewal's median patient age at 67, with 60% women.
Dr. Grewal's Medicare patients by age, 2024
Dr. Grewal's Medicare patients by sex, 2024
- Women77962%
- Men47338%
Chronic conditions among Dr. Grewal's Medicare patients, 2024
- Cancer75%
- High cholesterol75%
- High blood pressure73%
- Arthritis46%
- Ischemic heart disease31%
- Diabetes28%
- Anxiety27%
- Osteoporosis26%
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 67
Patient panel by sex, all payers
- Women60%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ravinder K. Grewal scored 91 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Dr. Grewal for performance year 2024, reported as part of a group. Dr. Grewal accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Grewal's MIPS scores, performance year 2024
- 91of 100Final score
- 84of 100Quality
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Ravinder K. Grewal has 62 publications on record
Dmand AI links 62 papers to Dr. Grewal, published from 2008 to 2024. 2015 was the busiest year, with 7. The most frequent topics are Thyroid Neoplasms, Radiopharmaceuticals and Iodine Radioisotopes. Dr. Grewal has published most often in Clin Nucl Med. Dr. Grewal's most frequent co-authors are Steven M. Larson, MD, Robert M. Tuttle, MD and Alan Loh Ho, MD, PhD.
Dr. Grewal's papers by year, 2014 to 2024
Topics Dr. Grewal writes about most
- Thyroid Neoplasms
- Radiopharmaceuticals
- Iodine Radioisotopes
- Positron-Emission Tomography
- Tomography, X-Ray Computed
- Fluorodeoxyglucose F18
- Positron Emission Tomography Computed Tomography
- Bone Neoplasms
Dr. Grewal's most frequent co-authors
- Steven M. Larson, MD15 shared papers
- Robert M. Tuttle, MD14 shared papers
- Alan Loh Ho, MD, PhD11 shared papers
Recent publications by Dr. Grewal
Neuroendocrinology
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 nuclear medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ravinder K. Grewal has worked on 5 clinical trials
Dmand AI links Dr. Grewal to 5 clinical trials, 3 of them phase 1 studies. 4 are still active or recruiting. Conditions studied include Thyroid Neoplasms, Thyroid Diseases and Breast Neoplasms. Memorial Sloan Kettering Cancer Center sponsors the most, 5.
Clinical trials with Dr. Grewal by phase
- 3Phase 1: 3 trials
- 1Phase 1/2: 1 trial
- NonePhase 2: no trials
- NonePhase 3: no trials
- NonePhase 4: no trials
Trials with no phase (devices, behavioral studies) are left out.
Conditions in Dr. Grewal's trials
- Thyroid Neoplasms
- Thyroid Diseases
- Breast Neoplasms
- Head and Neck Neoplasms
- Breast Diseases
Investigators on the most trials with Dr. Grewal
Recent clinical trials with Dr. Grewal
PET Imaging of Thyroid Tissue Expressing Sodium-iodine Symporter Using the New Tracer 18F-tetrafluoroborate (18F-TFB) (opens in a new tab)
Lesion Dosimetry with Iodine-124 in Metastatic Thyroid Carcinoma (opens in a new tab)
Imaging With a PET Agent for Detection of Cancers of the Head and Neck (opens in a new tab)
Lesion Dosimetry With 124-Iodine in Metastatic Thyroid Carcinoma (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Ravinder K. Grewal received $300 in industry payments from 2017 to 2022
CMS Open Payments shows 10 general payments to Dr. Grewal from 4 drug and device companies from 2017 to 2022. Food and beverage make up the largest share, 100% of the total. Sanofi and Genzyme US Companies paid the most, $125.
General payments to Dr. Grewal by program year, 2017 to 2022
Companies that paid Dr. Grewal the most, 2017 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ravinder K. Grewal graduated from Dayanand Medical College
Dr. Grewal graduated from Dayanand Medical College in 1996.
- Medical school
- Board certified in nuclear medicine
Source: Dmand AI Professional Profile Data
Dr. Ravinder K. Grewal accepts plans from 7 insurance carriers
Dr. Grewal is in network with 7 carriers, including Excellus BlueCross BlueShield, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Excellus BlueCross BlueShield
- Blue Cross Blue Shield of Massachusetts
- HCSC
- MVP Health Care
- Regence Health Plans
- CMS Medicare
- NY State Medicaid
Plan types Dr. Grewal accepts, by number of carriers
- Medicare5
- PPO5
- EPO2
- HMO1
- Medicaid1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Ravinder K. 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) |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| 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. Ravinder K. 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. Ravinder K. Grewal's NPI number?
Dr. Ravinder K. Grewal's NPI number is 1184601320. It was assigned on December 29, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Ravinder K. Grewal?
Dr. Ravinder K. Grewal is a nuclear medicine physician in New York, New York. The primary specialty in the NPI Registry is Nuclear Medicine Physician (taxonomy code 207U00000X).
Where does Dr. Ravinder K. Grewal practice?
Dr. Grewal practices at 1275 York Avenue, New York, NY 10065. Dr. Grewal's primary practice is Memorial Sloan Kettering Cancer Center in New York, New York, part of Memorial Sloan Kettering Cancer Center. Dmand AI also links Dr. Grewal to 5 group practices and clinics and 4 medical groups.
What is Dr. Ravinder K. Grewal's medical license number?
Dr. Grewal holds New York license 226384-1, one of the licenses on file in 3 states.
Which states has Dr. Ravinder K. Grewal been licensed in?
Dmand AI has state licenses on file for Dr. Grewal in New York (2002 to 2027), New Jersey (2007 to 2027) and Pennsylvania (2000 to 2002).
Which hospitals is Dr. Ravinder K. Grewal affiliated with?
Dr. Grewal practices at Memorial Sloan Kettering Cancer Center in New York, New York.
What medical group is Dr. Ravinder K. Grewal part of?
Dr. Grewal is linked to Memorial Sloan Kettering Monmouth. Dmand AI links Dr. Grewal to 4 more medical groups.
Does Dr. Ravinder K. Grewal accept Medicare?
Yes. CMS data shows Dr. Grewal billed Medicare for 1,308 services in 2024, and Dr. Grewal accepts Medicare assignment.
What is Dr. Ravinder K. Grewal's MIPS score?
Dr. Grewal's MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.
How many Medicare patients does Dr. Ravinder K. Grewal see?
CMS counts 1,252 Medicare patients who saw Dr. Grewal in 2024, with an average age of 74.
Show 8 more questionsShow fewer questions
Is Dr. Ravinder K. Grewal board certified?
Yes. Dr. Grewal is board certified in nuclear medicine by the American Board of Nuclear Medicine.
What services does Dr. Ravinder K. Grewal bill to Medicare?
In 2024, Dr. Grewal's most billed Medicare services were radiation oncology (77080), nuclear medicine (78815) and nuclear medicine (78816).
Where did Dr. Ravinder K. Grewal go to medical school?
Dr. Grewal graduated from Dayanand Medical College in 1996.
Has Dr. Ravinder K. Grewal received payments from drug or device companies?
CMS Open Payments shows $300 in general payments to Dr. Grewal from 4 companies from 2017 to 2022. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Ravinder K. Grewal been practicing?
Dr. Grewal graduated from medical school in 1996, 30 years ago.
Does Dr. Ravinder K. Grewal do research?
Dmand AI links 62 publications to Dr. Grewal, published from 2008 to 2024. Dr. Grewal has worked on 5 clinical trials.
Who does Dr. Ravinder K. Grewal publish with?
Dr. Grewal's most frequent co-authors are Steven M. Larson, MD (15 shared papers), Robert M. Tuttle, MD (14 shared papers) and Alan Loh Ho, MD, PhD (11 shared papers).
What insurance does Dr. Ravinder K. Grewal accept?
Dr. Grewal is in network with 7 carriers, including Excellus BlueCross BlueShield, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
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