Dr. Rupali K. Nabar, MD

  • Orange, CA
  • Medical oncologist
NPI1902062839PAC ID0244387207
Medicare services, 2024
774
Medicare patients, 2024
276
Part D claims, 2024
719
Publications
4
Clinical trials
1
Practice address
101 City Drive South, Orange, CA 92868
Practice phone
Call (714) 456-7890
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

UCI Health - Orange

Hospital · Orange, California

See all 4 affiliations

Find Dr. Nabar's professional email, personal email and mobile number

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.

View contacts for free

Dr. Rupali K. Nabar is a medical oncologist in Orange, California

Dr. Nabar practices at UCI Health - Orange in Orange, California, part of UC Irvine.

Dr. Nabar's NPI, 1902062839, was assigned on July 30, 2008. Dr. Nabar graduated from Ohio State College of Medicine in 2005. Dr. Nabar holds California license A98523.

NPI and contact details
Medicare PAC ID
0244387207
NPI enumeration date
July 30, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(714) 456-7890
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
47
Medical school graduation
2005

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Rupali K. Nabar practices at UCI Health - Orange in Orange, California

Dr. Nabar's primary practice is UCI Health - Orange, at 101 City Drive South, Orange, CA 92868 in Orange County. The practice phone is (714) 456-7890.

  • UCI Health - Orange
    101 City Drive South, Orange, CA 92868 · Orange CountyPhone(714) 456-7890

Source: Dmand AI Affiliation Data

Dr. Rupali K. Nabar is affiliated with 3 sites of care and 1 medical group

Dr. Nabar's primary practice is UCI Health - Orange in Orange, California, part of UC Irvine. Dr. Nabar is also affiliated with Hoag Hospital Newport Beach. The medical group on file is UCI Health Physicians. Dmand AI also links Dr. Nabar to 1 more physician office, named with a free account.

See all 4 affiliations for Dr. Nabar

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Rupali K. Nabar's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nabar practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UCI Health - OrangeAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Dr. Nabar practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across UC Irvine and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Rupali K. Nabar is one of 415 medical oncologists in California

Medical oncology is Dr. Nabar's primary specialty in the NPI Registry, under taxonomy code 207RX0202X. Dr. Nabar is licensed in California.

Specialties and state licenses

  • Medical oncology, CaliforniaPrimaryLicense A98523 · 2007 to 2027 · taxonomy 207RX0202X

Clinical focus

Dmand AI lists acute kidney failure, chronic anemia, chronic embolism thrombosis, deep vein thrombosis (DVT), immune deficiency disease, neutropenia, osteoporosis and purpura and thrombocytopenia among the conditions Dr. Nabar treats.

Medical oncologists near Dr. Nabar

Counts of medical oncologists 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. Rupali K. Nabar billed Medicare for 774 services in 2024

CMS data shows 774 Medicare services from Dr. Nabar across 4 procedure codes in 2024, for 276 Medicare patients. Medicare paid $114,428 for them.

Medicare services, 2024774
Medicare patients276
Paid by Medicare$114,428
Procedure codes4

Dr. Nabar's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 7412024: 7744%

Where Dr. Nabar's Medicare services took place, 2024

  • In an office61680%
  • In a facility15820%

Dr. Nabar compared with the California median for medical oncologists, 2024

  • Dr. Nabar
  • California median
Medicare services
774vs 49656% above
Medicare patients
276vs 15479% above
Part D claims
464vs 1443.2 times

Medians across 358 medical oncologists in California with Dmand AI profiles that report each measure.

Dr. Nabar'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.

See all procedures by Dr. Nabar

Need commercial claims for Dr. Nabar?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Nabar and other medical oncologists in California.

Book a meeting

Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Rupali K. Nabar treated 276 Medicare patients in 2024, average age 74

CMS counts 276 Medicare patients who saw Dr. Nabar in 2024. The largest group is 65 to 74, with 130 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 29% are also on Medicaid. Their average risk score is 2.25, 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. Nabar's median patient age at 67, with 49% women.

Medicare patients, 2024276
Average age74
Average risk score2.25
Also on Medicaid29%

Dr. Nabar's Medicare patients by age, 2024

Dr. Nabar's Medicare patients by sex, 2024

  • Women12947%
  • Men14753%

Chronic conditions among Dr. Nabar's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis49%
  4. Diabetes32%
  5. Ischemic heart disease31%
  6. Cancer30%
  7. Chronic kidney disease29%
  8. Mood disorders22%

Share of Medicare patients with each condition. A patient can have several.

Dr. Nabar'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

  • Women49%
  • Men50%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Rupali K. Nabar wrote 719 Medicare Part D claims in 2024

In 2024, Dr. Nabar wrote 719 Medicare Part D claims for 122 patients. 83% of them were for generic drugs. CMS names the drug for 464 of them, across 16 drugs with 11 or more claims each, at $561,202 in total drug cost. In 2023, CMS named 384 claims across 15 drugs.

Part D claims, 2024719
Drugs named by CMS16
Total drug cost$561,202
Part D patients122

Dr. Nabar's Part D claims by kind of drug, 2024

  • Generic597 claims83%
  • Brand-name122 claims17%

Dr. Nabar'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.

Drug classes CMS tracks in Dr. Nabar's Part D claims, 2024

  • Opioids10%72 of 719 claims
  • Antibiotics2%15 of 719 claims
  • Antipsychotics, patients 65 and over3%25 of 719 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 3842024: 46421%

Drugs named by CMS: 16 in 2024, 15 in 2023.

See all prescribing by Dr. Nabar

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. Rupali K. Nabar scored 100 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Nabar for performance year 2024, reported through an alternative payment model (APM). Dr. Nabar accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Nabar as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Nabar's MIPS scores, performance year 2024

  • 100of 100Final score
  • 83.7of 100Quality
  • 100of 100Promoting Interoperability
  • 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

For MedTech and pharma teams

Find medical oncologists like Dr. Nabar by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Dr. Rupali K. Nabar has 4 publications on record

Dmand AI links 4 papers to Dr. Nabar, published from 2019 to 2024. 2023 was the busiest year, with 2. The most frequent topics are Carcinoma, Squamous Cell, Chemoradiotherapy and Cisplatin. Dr. Nabar's most frequent co-authors are William Armstrong, MD, Yarah Mahmoud Haidar, MD and Tjoson Tjoa, MD.

Papers4
Years published2019 to 2024

Dr. Nabar's papers by year, 2019 to 2024

Topics Dr. Nabar writes about most

  • Carcinoma, Squamous Cell
  • Chemoradiotherapy
  • Cisplatin
  • Head and Neck Neoplasms

Dr. Nabar's most frequent co-authors

Recent publications by Dr. Nabar

See all 4 publications and co-authors

See who Dr. Nabar researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Nabar works with, so you can find a warm path to the right medical oncologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Rupali K. Nabar has worked on 1 clinical trial

Dmand AI links Dr. Nabar to 1 clinical trial. 1 is still active or recruiting. Conditions studied include Nasopharyngeal Carcinoma and Nasopharyngeal Diseases.

Conditions in Dr. Nabar's trials

  • Nasopharyngeal Carcinoma
  • Nasopharyngeal Diseases

Investigators on the most trials with Dr. Nabar

Recent clinical trials with Dr. Nabar

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Rupali K. Nabar received $278 in industry payments from 2016 to 2023

CMS Open Payments shows 5 general payments to Dr. Nabar from 5 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Coherus Biosciences Inc. paid the most, $121.

General payments to Dr. Nabar by program year, 2016 to 2023

Companies that paid Dr. Nabar the most, 2016 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Nabar

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Rupali K. Nabar has 3 awards and honors on record

Dmand AI lists 3 awards for Dr. Nabar, most recently National Dean's List in 1998.

Awards and honors for Dr. Nabar

  1. 1998
    • National Dean's List
    • Outstanding Chemistry Student
    • Scholars Honors Program

Source: Dmand AI Professional Profile Data

Dr. Rupali K. Nabar graduated from Ohio State College of Medicine

Dr. Nabar graduated from Ohio State College of Medicine in 2005.

  1. Medical schoolOhio State College of Medicine

Source: Dmand AI Professional Profile Data

Dr. Rupali K. Nabar accepts plans from 13 insurance carriers

Dr. Nabar is in network with 13 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • Alliant Health Plans
  • +5 more carriersWith a free account

Plan types Dr. Nabar accepts, by number of carriers

  1. PPO9
  2. Medicare8
  3. HMO6
  4. EPO4
  5. POS4

Source: Dmand AI Insurance Network Data

Sources for Dr. Rupali K. Nabar's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors 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-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Rupali K. Nabar

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. Rupali K. Nabar's NPI number?

Dr. Rupali K. Nabar's NPI number is 1902062839. It was assigned on July 30, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Rupali K. Nabar?

Dr. Rupali K. Nabar is a medical oncologist in Orange, California. The primary specialty in the NPI Registry is Medical Oncology Physician (taxonomy code 207RX0202X).

Where does Dr. Rupali K. Nabar practice?

Dr. Nabar practices at 101 City Drive South, Orange, CA 92868. Dr. Nabar's primary practice is UCI Health - Orange in Orange, California, part of UC Irvine. Dmand AI also links Dr. Nabar to 1 physician office.

What is Dr. Rupali K. Nabar's office phone number?

The practice phone on file for Dr. Nabar is (714) 456-7890.

What is Dr. Rupali K. Nabar's medical license number?

Dr. Nabar holds California license A98523.

Which hospitals is Dr. Rupali K. Nabar affiliated with?

Dr. Nabar practices at UCI Health - Orange in Orange, California. Dr. Nabar is also affiliated with Hoag Hospital Newport Beach.

What medical group is Dr. Rupali K. Nabar part of?

Dr. Nabar is linked to UCI Health Physicians.

Does Dr. Rupali K. Nabar accept Medicare?

Yes. CMS data shows Dr. Nabar billed Medicare for 774 services in 2024, and Dr. Nabar accepts Medicare assignment.

Does Dr. Rupali K. Nabar offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Nabar as offering telehealth services.

What is Dr. Rupali K. Nabar's MIPS score?

Dr. Nabar's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).

Show 9 more questionsShow fewer questions

How many Medicare patients does Dr. Rupali K. Nabar see?

CMS counts 276 Medicare patients who saw Dr. Nabar in 2024, with an average age of 74.

What services does Dr. Rupali K. Nabar bill to Medicare?

In 2024, Dr. Nabar's most billed Medicare services were office visit, established patient (99215), office visit, established patient (99214) and office visit, new patient (99205).

Where did Dr. Rupali K. Nabar go to medical school?

Dr. Nabar graduated from Ohio State College of Medicine in 2005.

What drugs does Dr. Rupali K. Nabar prescribe most?

In 2024 Medicare Part D data, Dr. Nabar's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Prochlorperazine Maleate and Eliquis.

Has Dr. Rupali K. Nabar received payments from drug or device companies?

CMS Open Payments shows $278 in general payments to Dr. Nabar from 5 companies from 2016 to 2023. The largest total came from Coherus Biosciences Inc.

How long has Dr. Rupali K. Nabar been practicing?

Dr. Nabar graduated from medical school in 2005, 21 years ago.

Does Dr. Rupali K. Nabar do research?

Dmand AI links 4 publications to Dr. Nabar, published from 2019 to 2024. Dr. Nabar has worked on 1 clinical trial.

Who does Dr. Rupali K. Nabar publish with?

Dr. Nabar's most frequent co-authors are William Armstrong, MD (3 shared papers), Yarah Mahmoud Haidar, MD (3 shared papers) and Tjoson Tjoa, MD (3 shared papers).

What insurance does Dr. Rupali K. Nabar accept?

Dr. Nabar is in network with 13 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

Selling to medical oncology practices?

See medical oncologists in California by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)