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LOLITA CHATTERJEE MD
NPI 1740254895
Internal Medicine in New York, NY

Active since February 15, 2006PECOS EnrolledAccepts Medicare Assignment
55 EAST 34 STREET, NEW YORK, NY 10016(212) 252-6005(212) 252-6179 Get Directions Write a Review

NPPES record last updated: August 29, 2012. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Lolita Chatterjee Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LOLITA CHATTERJEE MD (NPI 1740254895) is an individual internal medicine provider in New York, New York, licensed in New York (204077) and active in the NPI registry since February 2006. She is enrolled in Medicare PECOS and is a graduate of Rowan University School Of Osteopathic Medicine (1993).

NPPES Registry Identity

NPI1740254895
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameLOLITA CHATTERJEECredential: MD
Location Address55 EAST 34 STREETNew York, NY 10016
Mailing AddressPo Box 95000-2454Philadelphia, PA 19195-2454 · (212) 252-6005
Phone(212) 252-6005
Fax(212) 252-6179
Sole ProprietorNo
Medical School CMSRowan University School Of Osteopathic MedicineGraduated 1993
Enumeration DateFebruary 15, 2006
Last NPPES UpdateAugust 29, 2012
✔ NPI 1740254895 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NY · 204077
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
55 EAST 34 STREET, New York, NY 10016
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Other Identifiers 3

Medicare ID-Type Unspecified17N381NY
Medicaid01850004NY
Medicare UPING39386

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Lolita Chatterjee Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID345325122
PECOS Enrollment IDI20080305000015
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Lolita Chatterjee reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Icahn School Of Medicine At Mount Sinai
1.2 mi
Internal Medicine
222 WEST 14TH STREET
New York, NY 10011
  • Reassigned Medicare billing, New York enrollment
  • 309 clinicians in this Medicare group
NPI 1568841930 (212) 604-1800

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 9

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
299 services188 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
236 services148 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
147 services147 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
99 services94 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
70 services60 patients
Influenza vaccine split virus, preservative free 90662
The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.
22 services21 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10016 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$150.24 typical visit price
range $65.69 – $198.19
Typical copayment $37.56 (range $16.42 – $49.54)
Most-billed visit code 99204
Established Patient
$114.88 typical visit price
range $21.20 – $160.66
Typical copayment $28.72 (range $5.30 – $40.16)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

HERBERT S RUBINOWITZ MD PC
Psychiatry & Neurology (Neurology)
55 EAST 34 STREET, 5TH FLOOR
NEW YORK, NY 10016
New York County (212) 477-4545

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Lolita Chatterjee's NPI number?

The NPI number for Lolita Chatterjee is 1740254895. It was assigned to this individual provider in the NPPES registry on February 15, 2006.

Where is Lolita Chatterjee located?

Lolita Chatterjee practices at 55 East 34 Street, New York, NY 10016. The listed phone number is (212) 252-6005.

What is Lolita Chatterjee's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Lolita Chatterjee enrolled in Medicare?

Yes. Lolita Chatterjee is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Lolita Chatterjee's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lolita Chatterjee reassigns Medicare benefits to Icahn School Of Medicine At Mount Sinai (New York, NY). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Lolita Chatterjee's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Lolita Chatterjee was last updated on August 29, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.