Dr. Neil Anjan Chatterjee, MD
- Part D claims, 2024
- 52
- Industry payments
- $525
- Affiliated sites
- 3
- Medical groups
- 3
- Insurance carriers
- 9
- Practice address
- 18040 W Sherman Way, Reseda, CA 91335
- Practice phone
- Call (818) 618-7737
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Apex Community Health Center Inc
Reseda, California
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. Neil Anjan Chatterjee is a general practice physician in Reseda, California
Dr. Chatterjee practices at Apex Community Health Center Inc in Reseda, California.
Dr. Chatterjee's NPI, 1265554695, was assigned on April 5, 2007. Dr. Chatterjee graduated from Keck School of Medicine of USC in 1997. Dr. Chatterjee holds California license A66747.
- NPI
- 1265554695NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709984438
- NPI enumeration date
- April 5, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (818) 618-7737
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Neil Anjan Chatterjee practices at Apex Community Health Center Inc in Reseda, California
Dr. Chatterjee's primary practice is Apex Community Health Center Inc, at 18040 W Sherman Way, Reseda, CA 91335 in Los Angeles County. The practice phone is (818) 618-7737.
- Apex Community Health Center Inc18040 W Sherman Way, Reseda, CA 91335 · Los Angeles CountyPhone(818) 618-7737
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Neil Anjan Chatterjee is affiliated with 4 sites of care and 3 medical groups
Dr. Chatterjee's primary practice is Apex Community Health Center Inc in Reseda, California. The medical group on file is Apex Community Health Center. Dmand AI also links Dr. Chatterjee to 2 more group practices and clinics, 2 medical groups and 1 physician office, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Neil Anjan Chatterjee's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chatterjee practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Apex Community Health Center Inc | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Neil Anjan Chatterjee is one of 1,526 general practice physicians in California
General practice is Dr. Chatterjee's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Chatterjee is licensed in California.
Specialties and state licenses
- General practice, CaliforniaPrimary
Clinical focus
Dmand AI lists rash among the conditions Dr. Chatterjee treats.
General practice physicians near Dr. Chatterjee
Counts of general practice physicians 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. Neil Anjan Chatterjee's patients have a median age of 42
Across all payers, Dmand AI patient panel data puts Dr. Chatterjee's median patient age at 42, with 53% women.
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 42
Patient panel by sex, all payers
- Women53%
- Men47%
Source: Dmand AI Patient Panel Data
Dr. Neil Anjan Chatterjee wrote 52 Medicare Part D claims in 2024
In 2024, Dr. Chatterjee wrote 52 Medicare Part D claims for 26 patients. 81% of them were for generic drugs. They cover 34 drugs, with $87,368 in total drug cost. In 2020, CMS named 1,467 claims across 45 drugs.
Dr. Chatterjee's Part D claims by kind of drug, 2024
- Generic42 claims81%
- Brand-name and other10 claims19%
Dr. Chatterjee's most prescribed drugs by claims, 2021
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, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 1,4672021: 93536%
Drugs named by CMS: 34 in 2021, 45 in 2020.
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
How Dr. Neil Anjan Chatterjee takes part in Medicare
Dr. Chatterjee accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Neil Anjan Chatterjee received $525 in industry payments from 2016 to 2024
CMS Open Payments shows 12 general payments to Dr. Chatterjee from 6 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Gilead Sciences, Inc. paid the most, $310.
General payments to Dr. Chatterjee by program year, 2016 to 2024
Companies that paid Dr. Chatterjee 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. Neil Anjan Chatterjee graduated from Keck School of Medicine of USC
Dr. Chatterjee graduated from Keck School of Medicine of USC in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Neil Anjan Chatterjee accepts plans from 9 insurance carriers
Dr. Chatterjee is in network with 9 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Massachusetts
- Blue Cross Blue Shield of Michigan
- HCSC
- Regence Health Plans
- CMS Medicare
- Humana
- +1 more carriersWith a free account
Plan types Dr. Chatterjee accepts, by number of carriers
- Medicare8
- PPO6
- HMO3
- EPO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Neil Anjan 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 | 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 Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| 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. Neil Anjan 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. Neil Anjan Chatterjee's NPI number?
Dr. Neil Anjan Chatterjee's NPI number is 1265554695. It was assigned on April 5, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Neil Anjan Chatterjee?
Dr. Neil Anjan Chatterjee is a general practice physician in Reseda, California. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Neil Anjan Chatterjee practice?
Dr. Chatterjee practices at 18040 W Sherman Way, Reseda, CA 91335. Dr. Chatterjee's primary practice is Apex Community Health Center Inc in Reseda, California. Dmand AI also links Dr. Chatterjee to 2 group practices and clinics, 2 medical groups and 1 physician office.
What is Dr. Neil Anjan Chatterjee's office phone number?
The practice phone on file for Dr. Chatterjee is (818) 618-7737.
What is Dr. Neil Anjan Chatterjee's medical license number?
Dr. Chatterjee holds California license A66747.
What medical group is Dr. Neil Anjan Chatterjee part of?
Dr. Chatterjee is linked to Apex Community Health Center. Dmand AI links Dr. Chatterjee to 2 more medical groups.
Does Dr. Neil Anjan Chatterjee accept Medicare?
Yes. CMS lists Dr. Chatterjee as accepting Medicare assignment.
Where did Dr. Neil Anjan Chatterjee go to medical school?
Dr. Chatterjee graduated from Keck School of Medicine of USC in 1997.
What drugs does Dr. Neil Anjan Chatterjee prescribe most?
In 2021 Medicare Part D data, Dr. Chatterjee's most prescribed drugs by claims were Atorvastatin Calcium, Metformin HCl and Losartan Potassium.
Has Dr. Neil Anjan Chatterjee received payments from drug or device companies?
CMS Open Payments shows $525 in general payments to Dr. Chatterjee from 6 companies from 2016 to 2024. The largest total came from Gilead Sciences, Inc.
How long has Dr. Neil Anjan Chatterjee been practicing?
Dr. Chatterjee graduated from medical school in 1997, 29 years ago.
What insurance does Dr. Neil Anjan Chatterjee accept?
Dr. Chatterjee is in network with 9 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
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