J Indian Med Assoc
Dr. Siddhartha Chatterjee, DO
- Medicare services, 2024
- 1,209
- Medicare patients, 2024
- 329
- Part D claims, 2024
- 276
- Publications
- 3
- MIPS score, 2024
- 86
- Practice address
- 1150 North Indian Canyon Drive, Palm Springs, CA 92262
- Practice phone
- Call (760) 323-6511
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chatterjee'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. Siddhartha Chatterjee is an internist in Palm Springs, California
Dr. Chatterjee practices at Desert Regional Medical Center in Palm Springs, California, part of Tenet Healthcare.
Dr. Chatterjee's NPI, 1922476977, was assigned on September 8, 2015. Dr. Chatterjee graduated from WesternU College of Osteopathic Medicine of the Pacific in 2014. Dr. Chatterjee holds California license 20A14820.
- NPI
- 1922476977NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9032480074
- NPI enumeration date
- September 8, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (760) 323-6511
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Siddhartha Chatterjee practices at Desert Regional Medical Center in Palm Springs, California
Dr. Chatterjee's primary practice is Desert Regional Medical Center, at 1150 North Indian Canyon Drive, Palm Springs, CA 92262 in Riverside County. The practice phone is (760) 323-6511.
- Desert Regional Medical Center1150 North Indian Canyon Drive, Palm Springs, CA 92262 · Riverside CountyPhone(760) 323-6511
Source: Dmand AI Affiliation Data
Dr. Siddhartha Chatterjee is affiliated with 6 sites of care and 1 medical group
Dr. Chatterjee's primary practice is Desert Regional Medical Center in Palm Springs, California, part of Tenet Healthcare. Dr. Chatterjee is also affiliated with Pioneers Memorial Hospital. The medical group on file is Greater Modesto Medical Surgical Associates. Dmand AI also links Dr. Chatterjee to 3 more hospitals and 1 home health agency, 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. Siddhartha Chatterjee's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chatterjee practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Desert Regional Medical Center | Available with a free account |
| +5 more affiliated sites | 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 Tenet Healthcare and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Siddhartha Chatterjee is one of 16,751 internists in California
Internal medicine is Dr. Chatterjee's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Chatterjee is board certified in internal medicine by the AOA Board of Internal Medicine. Dr. Chatterjee is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acute respiratory failure, acute stomach ulcer, atherosclerosis, bile duct problems, bone infection, cardiac arrhythmia, cellulitis and circulatory problems in extremities among the conditions Dr. Chatterjee treats.
Internists near Dr. Chatterjee
Counts of internists 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. Siddhartha Chatterjee billed Medicare for 1,209 services in 2024
CMS data shows 1,209 Medicare services from Dr. Chatterjee across 3 procedure codes in 2024, for 329 Medicare patients. Medicare paid $76,064 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Chatterjee's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,1722024: 1,2093%
Dr. Chatterjee compared with the California median for internists, 2024
- Dr. Chatterjee
- California median
- Medicare services
- 1,209vs 3613.3 times
- Medicare patients
- 329vs 1512.2 times
- Part D claims
- 70vs 42183% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Chatterjee'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.
Need commercial claims for Dr. Chatterjee?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chatterjee and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Siddhartha Chatterjee treated 329 Medicare patients in 2024, average age 75
CMS counts 329 Medicare patients who saw Dr. Chatterjee in 2024. The largest group is 65 to 74, with 111 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 49% are also on Medicaid. Their average risk score is 2.45, 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. Chatterjee's median patient age at 74, with 46% women.
Dr. Chatterjee's Medicare patients by age, 2024
Dr. Chatterjee's Medicare patients by sex, 2024
- Women14845%
- Men18155%
Chronic conditions among Dr. Chatterjee's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis55%
- Diabetes48%
- Heart failure46%
- Ischemic heart disease45%
- Mood disorders45%
- Anxiety44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chatterjee's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women46%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Siddhartha Chatterjee wrote 276 Medicare Part D claims in 2024
In 2024, Dr. Chatterjee wrote 276 Medicare Part D claims for 121 patients. 86% of them were for generic drugs. CMS names the drug for 70 of them, across 5 drugs with 11 or more claims each, at $7,994 in total drug cost. In 2023, CMS named 37 claims across 3 drugs.
Dr. Chatterjee's Part D claims by kind of drug, 2024
- Generic237 claims86%
- Brand-name39 claims14%
Dr. Chatterjee'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. Chatterjee's Part D claims, 2024
- Opioids6%17 of 276 claims
- Antibiotics18%49 of 276 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: 372024: 7089%
Drugs named by CMS: 5 in 2024, 3 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. Siddhartha Chatterjee scored 86 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Dr. Chatterjee for performance year 2024, reported as part of a group. Dr. Chatterjee accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Chatterjee's MIPS scores, performance year 2024
- 86of 100Final score
- 64.4of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 73of 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. Siddhartha Chatterjee has 3 publications on record
Dmand AI links 3 papers to Dr. Chatterjee. The most frequent topics are Estrogen Antagonists, Pregnancy Rate and Reproductive Techniques, Assisted. Dr. Chatterjee has published most often in J Indian Med Assoc.
Topics Dr. Chatterjee writes about most
- Estrogen Antagonists
- Pregnancy Rate
- Reproductive Techniques, Assisted
Recent publications by Dr. Chatterjee
J Indian Med Assoc
J Indian Med Assoc
See who Dr. Chatterjee researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chatterjee works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Siddhartha Chatterjee received $272 in industry payments from 2017 to 2019
CMS Open Payments shows 15 general payments to Dr. Chatterjee from 7 drug and device companies from 2017 to 2019. Food and beverage make up the largest share, 100% of the total. ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) paid the most, $79.
General payments to Dr. Chatterjee by program year, 2017 to 2019
Companies that paid Dr. Chatterjee the most, 2017 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Siddhartha Chatterjee graduated from WesternU College of Osteopathic Medicine of the Pacific
Dr. Chatterjee graduated from WesternU College of Osteopathic Medicine of the Pacific in 2014.
- Medical school
- Board certified in internal medicine
- Board certified in 2016 - 2026
Source: Dmand AI Professional Profile Data
Dr. Siddhartha Chatterjee accepts plans from 2 insurance carriers
Dr. Chatterjee is in network with 2 carriers, including CMS Medicare and Molina. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
- CMS Medicare
- Molina
Source: Dmand AI Insurance Network Data
Sources for Dr. Siddhartha Chatterjee'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) |
| 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. Siddhartha Chatterjee
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. Siddhartha Chatterjee's NPI number?
Dr. Siddhartha Chatterjee's NPI number is 1922476977. It was assigned on September 8, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Siddhartha Chatterjee?
Dr. Siddhartha Chatterjee is an internist in Palm Springs, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Siddhartha Chatterjee practice?
Dr. Chatterjee practices at 1150 North Indian Canyon Drive, Palm Springs, CA 92262. Dr. Chatterjee's primary practice is Desert Regional Medical Center in Palm Springs, California, part of Tenet Healthcare. Dmand AI also links Dr. Chatterjee to 3 hospitals and 1 home health agency.
What is Dr. Siddhartha Chatterjee's office phone number?
The practice phone on file for Dr. Chatterjee is (760) 323-6511.
What is Dr. Siddhartha Chatterjee's medical license number?
Dr. Chatterjee holds California license 20A14820.
Which hospitals is Dr. Siddhartha Chatterjee affiliated with?
Dr. Chatterjee practices at Desert Regional Medical Center in Palm Springs, California. Dr. Chatterjee is also affiliated with Pioneers Memorial Hospital. Dmand AI links Dr. Chatterjee to 3 more hospitals.
What medical group is Dr. Siddhartha Chatterjee part of?
Dr. Chatterjee is linked to Greater Modesto Medical Surgical Associates.
Does Dr. Siddhartha Chatterjee accept Medicare?
Yes. CMS data shows Dr. Chatterjee billed Medicare for 1,209 services in 2024, and Dr. Chatterjee accepts Medicare assignment.
What is Dr. Siddhartha Chatterjee's MIPS score?
Dr. Chatterjee's MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.
How many Medicare patients does Dr. Siddhartha Chatterjee see?
CMS counts 329 Medicare patients who saw Dr. Chatterjee in 2024, with an average age of 75.
Show 8 more questionsShow fewer questions
Is Dr. Siddhartha Chatterjee board certified?
Yes. Dr. Chatterjee is board certified in internal medicine by the AOA Board of Internal Medicine.
What services does Dr. Siddhartha Chatterjee bill to Medicare?
In 2024, Dr. Chatterjee's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99238) and hospital inpatient care (99222).
Where did Dr. Siddhartha Chatterjee go to medical school?
Dr. Chatterjee graduated from WesternU College of Osteopathic Medicine of the Pacific in 2014.
What drugs does Dr. Siddhartha Chatterjee prescribe most?
In 2024 Medicare Part D data, Dr. Chatterjee's most prescribed drugs by claims were Pantoprazole Sodium, Eliquis and Amoxicillin-Clavulanate Potass.
Has Dr. Siddhartha Chatterjee received payments from drug or device companies?
CMS Open Payments shows $272 in general payments to Dr. Chatterjee from 7 companies from 2017 to 2019. The largest total came from ZOLL Services LLC (A/K/A ZOLL LifeCor Corp).
How long has Dr. Siddhartha Chatterjee been practicing?
Dr. Chatterjee graduated from medical school in 2014, 12 years ago.
Does Dr. Siddhartha Chatterjee do research?
Dmand AI links 3 publications to Dr. Chatterjee.
What insurance does Dr. Siddhartha Chatterjee accept?
Dr. Chatterjee is in network with 2 carriers, including CMS Medicare and Molina. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
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