Dr. Rupa Subramanian, MD
- Medicare services, 2024
- 3,370
- Medicare patients, 2024
- 387
- Part D claims, 2024
- 905
- Publications
- 3
- MIPS score, 2024
- 91
- Practice address
- 200 W Arbor Dr, San Diego, CA 92103
- Practice phone
- Call (619) 543-6222
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UCSD Hillcrest Medical Center
San Diego, California
Find Dr. Subramanian'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.
Dr. Rupa Subramanian is a hematologist and oncologist in San Diego, California
Dr. Subramanian practices at UCSD Hillcrest Medical Center in San Diego, California.
Dr. Subramanian's NPI, 1376547174, was assigned on June 9, 2005. Dr. Subramanian graduated from Lady Hardinge Medical College in 1995. Dr. Subramanian holds California license A67026.
- NPI
- 1376547174NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678562550
- NPI enumeration date
- June 9, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (619) 543-6222
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Rupa Subramanian practices at UCSD Hillcrest Medical Center in San Diego, California
Dr. Subramanian's primary practice is UCSD Hillcrest Medical Center, at 200 W Arbor Dr, San Diego, CA 92103 in San Diego County. The practice phone is (619) 543-6222.
- UCSD Hillcrest Medical Center200 W Arbor Dr, San Diego, CA 92103 · San Diego CountyPhone(619) 543-6222
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Rupa Subramanian is affiliated with 7 sites of care and 2 medical groups
Dr. Subramanian's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dr. Subramanian is also affiliated with Hillcrest Medical Center. The medical group on file is UC San Diego Health. Dmand AI also links Dr. Subramanian to 3 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Rupa Subramanian's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Subramanian practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCSD Hillcrest Medical Center | Available with a free account |
| +6 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Rupa Subramanian is one of 1,502 hematologists and oncologists in California
Hematology and oncology is Dr. Subramanian's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Subramanian is board certified in medical oncology by the American Board of Internal Medicine. Dr. Subramanian is licensed in California.
Specialties and state licenses
- Hematology and oncology, CaliforniaPrimary
Clinical focus
Dmand AI lists breast cancer and chronic leukemia among the conditions Dr. Subramanian treats.
Hematologists and oncologists near Dr. Subramanian
Counts of hematologists and 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. Rupa Subramanian billed Medicare for 3,370 services in 2024
CMS data shows 3,370 Medicare services from Dr. Subramanian across 12 procedure codes in 2024, for 387 Medicare patients. Medicare paid $155,282 for them. Every service was in an office.
Dr. Subramanian's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 1,6562024: 1,35518%
- Office and hospital visits
- 2023: 7372024: 1,10650%
- Other services
- 2023: 02024: 702
- Tests and treatments
- 2023: 3482024: 20741%
Dr. Subramanian compared with the California median for hematologists and oncologists, 2024
- Dr. Subramanian
- California median
- Medicare services
- 3,370vs 9323.6 times
- Medicare patients
- 387vs 22572% above
- Part D claims
- 826vs 3942.1 times
Medians across 1,367 hematologists and oncologists in California with Dmand AI profiles that report each measure.
Dr. Subramanian'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. Subramanian and other hematologists and oncologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Rupa Subramanian treated 387 Medicare patients in 2024, average age 75
CMS counts 387 Medicare patients who saw Dr. Subramanian in 2024. The largest group is 65 to 74, with 165 patients. 75% of them have cancer, and 72% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.54, 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. Subramanian's median patient age at 67, with 90% women.
Dr. Subramanian's Medicare patients by age, 2024
Dr. Subramanian's Medicare patients by sex, 2024
- Women34890%
- Men3910%
Chronic conditions among Dr. Subramanian's Medicare patients, 2024
- Cancer75%
- High cholesterol72%
- High blood pressure68%
- Arthritis42%
- Osteoporosis27%
- Anxiety24%
- Chronic kidney disease22%
- Mood disorders22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Subramanian'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
- Women90%
- Men10%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Rupa Subramanian wrote 905 Medicare Part D claims in 2024
In 2024, Dr. Subramanian wrote 905 Medicare Part D claims for 194 patients. 75% of them were for generic drugs. CMS names the drug for 826 of them, across 8 drugs with 11 or more claims each, at $2,171,083 in total drug cost. In 2023, CMS named 756 claims across 10 drugs.
Dr. Subramanian's Part D claims by kind of drug, 2024
- Generic683 claims75%
- Brand-name222 claims25%
Dr. Subramanian'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: 7562024: 8269%
Drugs named by CMS: 8 in 2024, 10 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. Rupa Subramanian 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. Subramanian for performance year 2024, reported as part of a group. Dr. Subramanian accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Subramanian as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Subramanian's MIPS scores, performance year 2024
- 91of 100Final score
- 84.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 74of 100Cost
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. Rupa Subramanian has 3 publications on record
Dmand AI links 3 papers to Dr. Subramanian, published from 2014 to 2015. The most frequent topics are Breast Neoplasms, High-Throughput Nucleotide Sequencing and Precision Medicine. Dr. Subramanian's most frequent co-authors are Richard Bruce Schwab, MD, Sarah Galadriel Boles, MD and Barbara A. Parker, MD.
Topics Dr. Subramanian writes about most
- Breast Neoplasms
- High-Throughput Nucleotide Sequencing
- Precision Medicine
Dr. Subramanian's most frequent co-authors
- Richard Bruce Schwab, MD3 shared papers
- Sarah Galadriel Boles, MD2 shared papers
- Barbara A. Parker, MD2 shared papers
Recent publications by Dr. Subramanian
See who Dr. Subramanian researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Subramanian works with, so you can find a warm path to the right hematologists and oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Rupa Subramanian received $1,026 in industry payments from 2016 to 2024
CMS Open Payments shows 13 general payments to Dr. Subramanian from 9 drug and device companies from 2016 to 2024. Grants make up the largest share, 34% of the total. AstraZeneca Pharmaceuticals LP paid the most, $372.
General payments to Dr. Subramanian by program year, 2016 to 2024
General payments to Dr. Subramanian by kind, 2016 to 2024
- Grants$35034%
- Food and beverage$22722%
- Consulting fees$20019%
- Honoraria$20019%
- Education$495%
Companies that paid Dr. Subramanian the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Rupa Subramanian graduated from Lady Hardinge Medical College
Dr. Subramanian graduated from Lady Hardinge Medical College in 1995.
- Medical school
- Board certified in medical oncology
Source: Dmand AI Professional Profile Data
Dr. Rupa Subramanian accepts plans from 14 insurance carriers
Dr. Subramanian is in network with 14 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- Alliant Health Plans
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- +6 more carriersWith a free account
Plan types Dr. Subramanian accepts, by number of carriers
- PPO10
- Medicare7
- HMO5
- POS5
- EPO3
Source: Dmand AI Insurance Network Data
Sources for Dr. Rupa Subramanian'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| 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) |
| 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. Rupa Subramanian
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. Rupa Subramanian's NPI number?
Dr. Rupa Subramanian's NPI number is 1376547174. It was assigned on June 9, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Rupa Subramanian?
Dr. Rupa Subramanian is a hematologist and oncologist in San Diego, California. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Rupa Subramanian practice?
Dr. Subramanian practices at 200 W Arbor Dr, San Diego, CA 92103. Dr. Subramanian's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dmand AI also links Dr. Subramanian to 3 hospitals, 2 group practices and clinics and 1 medical group.
What is Dr. Rupa Subramanian's office phone number?
The practice phone on file for Dr. Subramanian is (619) 543-6222.
What is Dr. Rupa Subramanian's medical license number?
Dr. Subramanian holds California license A67026.
Which hospitals is Dr. Rupa Subramanian affiliated with?
Dr. Subramanian is affiliated with Hillcrest Medical Center. Dmand AI links Dr. Subramanian to 3 more hospitals.
What medical group is Dr. Rupa Subramanian part of?
Dr. Subramanian is linked to UC San Diego Health. Dmand AI links Dr. Subramanian to 1 more medical group.
Does Dr. Rupa Subramanian accept Medicare?
Yes. CMS data shows Dr. Subramanian billed Medicare for 3,370 services in 2024, and Dr. Subramanian accepts Medicare assignment.
Does Dr. Rupa Subramanian offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Subramanian as offering telehealth services.
What is Dr. Rupa Subramanian's MIPS score?
Dr. Subramanian's MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Rupa Subramanian see?
CMS counts 387 Medicare patients who saw Dr. Subramanian in 2024, with an average age of 75.
Is Dr. Rupa Subramanian board certified?
Yes. Dr. Subramanian is board certified in medical oncology by the American Board of Internal Medicine.
What services does Dr. Rupa Subramanian bill to Medicare?
In 2024, Dr. Subramanian's most billed Medicare services were injected or infused drug (J0897), medicare service (G2211) and office visit, established patient (99215).
Where did Dr. Rupa Subramanian go to medical school?
Dr. Subramanian graduated from Lady Hardinge Medical College in 1995.
What drugs does Dr. Rupa Subramanian prescribe most?
In 2024 Medicare Part D data, Dr. Subramanian's most prescribed drugs by claims were Anastrozole, Verzenio and Letrozole.
Has Dr. Rupa Subramanian received payments from drug or device companies?
CMS Open Payments shows $1,026 in general payments to Dr. Subramanian from 9 companies from 2016 to 2024. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Rupa Subramanian been practicing?
Dr. Subramanian graduated from medical school in 1995, 31 years ago.
Does Dr. Rupa Subramanian do research?
Dmand AI links 3 publications to Dr. Subramanian, published from 2014 to 2015.
Who does Dr. Rupa Subramanian publish with?
Dr. Subramanian's most frequent co-authors are Richard Bruce Schwab, MD (3 shared papers), Sarah Galadriel Boles, MD (2 shared papers) and Barbara A. Parker, MD (2 shared papers).
What insurance does Dr. Rupa Subramanian accept?
Dr. Subramanian is in network with 14 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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