Dr. Antra Mahaldar, MD
- Part D claims, 2024
- 964
- Hospital affiliations
- 1
- Medical group
- 1
- Insurance carriers
- 2
- State licenses
- 2
- Practice address
- 975 Sereno Dr, Vallejo, CA 94589
- Practice phone
- Call (707) 651-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Mahaldar'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. Antra Mahaldar is a hematologist and oncologist in Vallejo, California
Dr. Mahaldar practices at Vallejo Medical Center in Vallejo, California, part of Kaiser Permanente.
Dr. Mahaldar's NPI, 1073572384, was assigned on March 23, 2006. Dr. Mahaldar graduated from Government Medical College of Jammu and Kashmire in 1998. Dr. Mahaldar's Texas license number on file is M2697.
- NPI
- 1073572384NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5597787481
- NPI enumeration date
- March 23, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (707) 651-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Antra Mahaldar practices at Vallejo Medical Center in Vallejo, California
Dr. Mahaldar's primary practice is Vallejo Medical Center, at 975 Sereno Dr, Vallejo, CA 94589 in Solano County. The practice phone is (707) 651-1000.
- Vallejo Medical Center975 Sereno Dr, Vallejo, CA 94589 · Solano CountyPhone(707) 651-1000
Source: Dmand AI Affiliation Data
Dr. Antra Mahaldar is affiliated with 4 sites of care and 1 medical group
Dr. Mahaldar's primary practice is Vallejo Medical Center in Vallejo, California, part of Kaiser Permanente. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Mahaldar to 1 more group practice or clinic, 1 home health agency and 1 hospice, 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. Antra Mahaldar's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mahaldar practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Vallejo Medical Center | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Antra Mahaldar is one of 1,502 hematologists and oncologists in California
Hematology and oncology is Dr. Mahaldar's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Mahaldar is board certified in medical oncology by the American Board of Internal Medicine. Dmand AI has Dr. Mahaldar's licenses on file in 2 states: Texas and California.
Specialties and state licenses
- Hematology and oncology, TexasPrimary
- California license
Clinical focus
Dmand AI lists prostate cancer among the conditions Dr. Mahaldar treats.
Hematologists and oncologists near Dr. Mahaldar
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. Antra Mahaldar's patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Dr. Mahaldar's median patient age at 63, with 84% women.
Dr. Mahaldar's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women84%
- Men14%
Source: Dmand AI Patient Panel Data
Dr. Antra Mahaldar wrote 964 Medicare Part D claims in 2024
In 2024, Dr. Mahaldar wrote 964 Medicare Part D claims for 249 patients. 82% of them were for generic drugs. CMS names the drug for 847 of them, across 21 drugs with 11 or more claims each, at $2,009,285 in total drug cost. In 2023, CMS named 974 claims across 24 drugs.
Dr. Mahaldar's Part D claims by kind of drug, 2024
- Generic788 claims82%
- Brand-name176 claims18%
Dr. Mahaldar'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: 9742024: 84713%
Drugs named by CMS: 21 in 2024, 24 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
How Dr. Antra Mahaldar takes part in Medicare
Dr. Mahaldar 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. Antra Mahaldar has 1 award and honors on record
Dmand AI lists 1 award for Dr. Mahaldar, most recently CMS Stage 1 EHR in 2011.
Awards and honors for Dr. Mahaldar
- 2011
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Antra Mahaldar graduated from Government Medical College of Jammu and Kashmire
Dr. Mahaldar graduated from Government Medical College of Jammu and Kashmire in 1998.
- Medical school
- Board certified in medical oncology
Source: Dmand AI Professional Profile Data
Dr. Antra Mahaldar accepts plans from 2 insurance carriers
Dr. Mahaldar is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Mahaldar accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Antra Mahaldar'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 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) |
| 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. Antra Mahaldar
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. Antra Mahaldar's NPI number?
Dr. Antra Mahaldar's NPI number is 1073572384. It was assigned on March 23, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Antra Mahaldar?
Dr. Antra Mahaldar is a hematologist and oncologist in Vallejo, California. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Antra Mahaldar practice?
Dr. Mahaldar practices at 975 Sereno Dr, Vallejo, CA 94589. Dr. Mahaldar's primary practice is Vallejo Medical Center in Vallejo, California, part of Kaiser Permanente. Dmand AI also links Dr. Mahaldar to 1 group practice or clinic, 1 home health agency and 1 hospice.
What is Dr. Antra Mahaldar's office phone number?
The practice phone on file for Dr. Mahaldar is (707) 651-1000.
What is Dr. Antra Mahaldar's medical license number?
Dr. Mahaldar's Texas license number on file is M2697, one of the licenses on file in 2 states.
Which states has Dr. Antra Mahaldar been licensed in?
Dmand AI has state licenses on file for Dr. Mahaldar in Texas (2005 to 2025) and California (2013 to 2027).
Which hospitals is Dr. Antra Mahaldar affiliated with?
Dr. Mahaldar practices at Vallejo Medical Center in Vallejo, California.
What medical group is Dr. Antra Mahaldar part of?
Dr. Mahaldar is linked to The Permanente Medical Group, Inc.
Does Dr. Antra Mahaldar accept Medicare?
Yes. CMS lists Dr. Mahaldar as accepting Medicare assignment.
Is Dr. Antra Mahaldar board certified?
Yes. Dr. Mahaldar is board certified in medical oncology by the American Board of Internal Medicine.
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Where did Dr. Antra Mahaldar go to medical school?
Dr. Mahaldar graduated from Government Medical College of Jammu and Kashmire in 1998.
What drugs does Dr. Antra Mahaldar prescribe most?
In 2024 Medicare Part D data, Dr. Mahaldar's most prescribed drugs by claims were Anastrozole, Letrozole and Ibrance.
How long has Dr. Antra Mahaldar been practicing?
Dr. Mahaldar graduated from medical school in 1998, 28 years ago.
What insurance does Dr. Antra Mahaldar accept?
Dr. Mahaldar is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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