Dr. Lolita Chatterjee, MD
- Medicare services, 2024
- 1,071
- Medicare patients, 2024
- 219
- Part D claims, 2024
- 2,226
- Industry payments
- $206
- Affiliated sites
- 2
- Practice address
- 55 E 34th St Fl 1 Fl 1, New York, NY 10016
- Practice phone
- Call (212) 252-6131
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Bislr Medical Groups Of Mount Sinai
Multi-specialty group site · New York, New York
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. Lolita Chatterjee is an internist in New York, New York
Dr. Chatterjee practices at Bislr Medical Groups Of Mount Sinai in New York, New York.
Dr. Chatterjee's NPI, 1740254895, was assigned on February 15, 2006. Dr. Chatterjee graduated from Rutgers Robert Wood Johnson Medical School in 1993. Dr. Chatterjee holds New York license 204077.
- NPI
- 1740254895NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0345325122
- NPI enumeration date
- February 15, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (212) 252-6131
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lolita Chatterjee practices at Bislr Medical Groups of Mount Sinai in New York, New York
Dr. Chatterjee's primary practice is Bislr Medical Groups of Mount Sinai, at 55 E 34th St Fl 1 Fl 1, New York, NY 10016. The practice phone is (212) 252-6131.
- Bislr Medical Groups of Mount Sinai55 E 34th St Fl 1 Fl 1, New York, NY 10016Phone(212) 252-6131
Source: Dmand AI Affiliation Data
Dr. Lolita Chatterjee is affiliated with 2 sites of care and 2 medical groups
Dr. Chatterjee's primary practice is Bislr Medical Groups Of Mount Sinai in New York, New York. The medical group on file is Mount Sinai Institute for Liver Medicine. Dmand AI also links Dr. Chatterjee to 1 more group practice or clinic and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Lolita Chatterjee's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chatterjee practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bislr Medical Groups Of Mount Sinai | Available with a free account |
| +1 more site and 1 medical group | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Lolita Chatterjee is one of 9,643 internists in New York
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 American Board of Internal Medicine. Dmand AI has Dr. Chatterjee's licenses on file in 4 states: New York, Florida, New Jersey and Connecticut.
Specialties and state licenses
- Internal medicine, New YorkPrimary
- Florida license
- New Jersey license
- Connecticut license
Clinical focus
Dmand AI lists acid reflux, acute gastroduodenitis, anxiety, arthritis, asthma, chronic anemia, chronic diabetes and chronic hypertension 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. Lolita Chatterjee billed Medicare for 1,071 services in 2024
CMS data shows 1,071 Medicare services from Dr. Chatterjee across 12 procedure codes in 2024, for 219 Medicare patients. Medicare paid $65,903 for them. Every service was in an office.
Dr. Chatterjee's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3652024: 30616%
- Surgery
- 2023: 3002024: 299No change
- Other services
- 2023: 1902024: 29756%
- Tests and treatments
- 2023: 1552024: 1699%
Dr. Chatterjee compared with the New York median for internists, 2024
- Dr. Chatterjee
- New York median
- Medicare services
- 1,071vs 4262.5 times
- Medicare patients
- 219vs 15839% above
- Part D claims
- 1,848vs 6223.0 times
Medians across 9,428 internists in New York 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 New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lolita Chatterjee treated 219 Medicare patients in 2024, average age 75
CMS counts 219 Medicare patients who saw Dr. Chatterjee in 2024. The largest group is 65 to 74, with 109 patients. 75% of them have high cholesterol, and 59% have high blood pressure. Their average risk score is 0.75, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chatterjee's median patient age at 54, with 76% women.
Dr. Chatterjee's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Chatterjee's Medicare patients by sex, 2024
- Women18484%
- Men3516%
Chronic conditions among Dr. Chatterjee's Medicare patients, 2024
- High cholesterol75%
- High blood pressure59%
- Arthritis44%
- Ischemic heart disease25%
- Osteoporosis22%
- Diabetes20%
- Anxiety17%
- Cancer17%
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 54
Patient panel by sex, all payers
- Women76%
- Men20%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Lolita Chatterjee wrote 2,226 Medicare Part D claims in 2024
In 2024, Dr. Chatterjee wrote 2,226 Medicare Part D claims for 290 patients. 93% of them were for generic drugs. CMS names the drug for 1,848 of them, across 38 drugs with 11 or more claims each, at $40,316 in total drug cost. In 2023, CMS named 1,804 claims across 40 drugs.
Dr. Chatterjee's Part D claims by kind of drug, 2024
- Generic2,069 claims93%
- Brand-name and other157 claims7%
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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,8042024: 1,8482%
Drugs named by CMS: 38 in 2024, 40 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. Lolita Chatterjee offers telehealth to Medicare patients
Dr. Chatterjee accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chatterjee as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Lolita Chatterjee received $206 in industry payments from 2016 to 2018
CMS Open Payments shows 5 general payments to Dr. Chatterjee from 4 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. Astellas Pharma US Inc paid the most, $121.
General payments to Dr. Chatterjee by program year, 2016 to 2018
Companies that paid Dr. Chatterjee the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Lolita Chatterjee has 3 awards and honors on record
Dmand AI lists 3 awards for Dr. Chatterjee, most recently CMS Stage 1 EHR in 2015.
Awards and honors for Dr. Chatterjee
- 2015
- CMS Stage 1 EHR
- NCQA PCMH
- 2013
- NCQA PPC
Source: Dmand AI Professional Profile Data
Dr. Lolita Chatterjee graduated from Rutgers Robert Wood Johnson Medical School
Dr. Chatterjee graduated from Rutgers Robert Wood Johnson Medical School in 1993. Dr. Chatterjee is a member of ACP.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Lolita Chatterjee accepts plans from 9 insurance carriers
Dr. Chatterjee is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- Cigna
- HCSC
- MVP Health Care
- Regence Health Plans
- CMS Medicare
- +1 more carriersWith a free account
Plan types Dr. Chatterjee accepts, by number of carriers
- PPO7
- Medicare6
- EPO2
- HMO2
- POS2
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Lolita 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 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Lolita 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. Lolita Chatterjee's NPI number?
Dr. Lolita Chatterjee's NPI number is 1740254895. It was assigned on February 15, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Lolita Chatterjee?
Dr. Lolita Chatterjee is an internist in New York, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Lolita Chatterjee practice?
Dr. Chatterjee practices at 55 E 34th St Fl 1 Fl 1, New York, NY 10016. Dr. Chatterjee's primary practice is Bislr Medical Groups Of Mount Sinai in New York, New York. Dmand AI also links Dr. Chatterjee to 1 group practice or clinic and 1 medical group.
What is Dr. Lolita Chatterjee's office phone number?
The practice phone on file for Dr. Chatterjee is (212) 252-6131.
What is Dr. Lolita Chatterjee's medical license number?
Dr. Chatterjee holds New York license 204077, one of the licenses on file in 4 states.
Which states has Dr. Lolita Chatterjee been licensed in?
Dmand AI has state licenses on file for Dr. Chatterjee in New York (1996 to 2027), Florida (since 2020), New Jersey (1998 to 2027) and Connecticut (1995 to 1996).
What medical group is Dr. Lolita Chatterjee part of?
Dr. Chatterjee is linked to Mount Sinai Institute for Liver Medicine. Dmand AI links Dr. Chatterjee to 1 more medical group.
Does Dr. Lolita Chatterjee accept Medicare?
Yes. CMS data shows Dr. Chatterjee billed Medicare for 1,071 services in 2024, and Dr. Chatterjee accepts Medicare assignment.
Does Dr. Lolita Chatterjee offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chatterjee as offering telehealth services.
How many Medicare patients does Dr. Lolita Chatterjee see?
CMS counts 219 Medicare patients who saw Dr. Chatterjee in 2024, with an average age of 75.
Show 7 more questionsShow fewer questions
Is Dr. Lolita Chatterjee board certified?
Yes. Dr. Chatterjee is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Lolita Chatterjee bill to Medicare?
In 2024, Dr. Chatterjee's most billed Medicare services were surgery: heart and blood vessels (36415), office visit, established patient (99214) and medicare service (G0439).
Where did Dr. Lolita Chatterjee go to medical school?
Dr. Chatterjee graduated from Rutgers Robert Wood Johnson Medical School in 1993.
What drugs does Dr. Lolita Chatterjee prescribe most?
In 2024 Medicare Part D data, Dr. Chatterjee's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Levothyroxine Sodium.
Has Dr. Lolita Chatterjee received payments from drug or device companies?
CMS Open Payments shows $206 in general payments to Dr. Chatterjee from 4 companies from 2016 to 2018. The largest total came from Astellas Pharma US Inc.
How long has Dr. Lolita Chatterjee been practicing?
Dr. Chatterjee graduated from medical school in 1993, 33 years ago.
What insurance does Dr. Lolita Chatterjee accept?
Dr. Chatterjee is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
Selling to internal medicine practices?
See internists in New York 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