Dr. Maritza Brown, MD
- Medicare services, 2024
- 106
- Medicare patients, 2024
- 68
- Part D claims, 2024
- 312
- Hospital affiliations
- 1
- Industry payments
- $1,391
- Practice address
- 385 Seneca Ave, Ridgewood, NY 11385
- Practice phone
- Call (718) 205-7772
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Newtown Dialysis Center, Inc
Ridgewood, New York
Find Dr. Brown'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. Maritza Brown is a nephrologist in Ridgewood, New York
Dr. Brown practices at Newtown Dialysis Center, Inc in Ridgewood, New York.
Dr. Brown's NPI, 1538108006, was assigned on June 6, 2006. Dr. Brown holds New York license 188257.
- NPI
- 1538108006NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6608932876
- NPI enumeration date
- June 6, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (718) 205-7772
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Maritza Brown practices at Newtown Dialysis Center, Inc in Ridgewood, New York
Dr. Brown's primary practice is Newtown Dialysis Center, Inc, at 385 Seneca Ave, Ridgewood, NY 11385 in Queens County. The practice phone is (718) 205-7772.
- Newtown Dialysis Center, Inc385 Seneca Ave, Ridgewood, NY 11385 · Queens CountyPhone(718) 205-7772
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Maritza Brown is affiliated with 5 sites of care and 3 medical groups
Dr. Brown's primary practice is Newtown Dialysis Center, Inc in Ridgewood, New York. Dr. Brown is also affiliated with NYC Health + Hospitals/Elmhurst. The medical group on file is Mount Sinai Institute for Liver Medicine. Dmand AI also links Dr. Brown to 3 more group practices and clinics and 2 medical groups, 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. Maritza Brown's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Brown practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Newtown Dialysis Center, Inc | Available with a free account |
| +4 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Maritza Brown is one of 914 nephrologists in New York
Nephrology is Dr. Brown's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Brown is licensed in New York.
Specialties and state licenses
- Nephrology, New YorkPrimary
Nephrologists near Dr. Brown
Counts of nephrologists 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. Maritza Brown billed Medicare for 106 services in 2024
CMS data shows 106 Medicare services from Dr. Brown across 4 procedure codes in 2024, for 68 Medicare patients. Medicare paid $7,818 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Brown's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 152024: 64327%
- Tests and treatments
- 2023: 692024: 4239%
Dr. Brown compared with the New York median for nephrologists, 2024
- Dr. Brown
- New York median
- Medicare services
- 106vs 68985% below
- Medicare patients
- 68vs 21769% below
- Part D claims
- 203vs 43653% below
Medians across 892 nephrologists in New York with Dmand AI profiles that report each measure.
Dr. Brown'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Maritza Brown treated 68 Medicare patients in 2024, average age 70
CMS counts 68 Medicare patients who saw Dr. Brown in 2024. The largest group is 65 to 74, with 23 patients. 75% of them have chronic kidney disease, and 75% have diabetes. 84% are also on Medicaid. Their average risk score is 6.22, 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. Brown's median patient age at 67, with 38% women.
Dr. Brown's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Brown's Medicare patients by sex, 2024
- Women2943%
- Men3957%
Chronic conditions among Dr. Brown's Medicare patients, 2024
- Chronic kidney disease75%
- Diabetes75%
- High blood pressure75%
- High cholesterol75%
- Heart failure59%
- Ischemic heart disease56%
- Arthritis50%
- Mood disorders43%
Share of Medicare patients with each condition. A patient can have several.
Dr. Brown's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women38%
- Men61%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Maritza Brown wrote 312 Medicare Part D claims in 2024
In 2024, Dr. Brown wrote 312 Medicare Part D claims for 31 patients. 78% of them were for generic drugs. CMS names the drug for 203 of them, across 9 drugs with 11 or more claims each, at $21,291 in total drug cost. In 2023, CMS named 160 claims across 8 drugs.
Dr. Brown's Part D claims by kind of drug, 2024
- Generic243 claims78%
- Brand-name and other69 claims22%
Dr. Brown'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: 1602024: 20327%
Drugs named by CMS: 9 in 2024, 8 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. Maritza Brown takes part in Medicare
Dr. Brown 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. Maritza Brown received $1,391 in industry payments from 2018 to 2024
CMS Open Payments shows 14 general payments to Dr. Brown from 10 drug and device companies from 2018 to 2024. Consulting fees make up the largest share, 62% of the total. Baxter Healthcare paid the most, $883.
General payments to Dr. Brown by program year, 2018 to 2024
General payments to Dr. Brown by kind, 2018 to 2024
- Consulting fees$86262%
- Food and beverage$52938%
Companies that paid Dr. Brown the most, 2018 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Maritza Brown'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 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) |
| 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. Maritza Brown
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. Maritza Brown's NPI number?
Dr. Maritza Brown's NPI number is 1538108006. It was assigned on June 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Maritza Brown?
Dr. Maritza Brown is a nephrologist in Ridgewood, New York. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Maritza Brown practice?
Dr. Brown practices at 385 Seneca Ave, Ridgewood, NY 11385. Dr. Brown's primary practice is Newtown Dialysis Center, Inc in Ridgewood, New York. Dmand AI also links Dr. Brown to 3 group practices and clinics and 2 medical groups.
What is Dr. Maritza Brown's office phone number?
The practice phone on file for Dr. Brown is (718) 205-7772.
What is Dr. Maritza Brown's medical license number?
Dr. Brown holds New York license 188257.
Which hospitals is Dr. Maritza Brown affiliated with?
Dr. Brown is affiliated with NYC Health + Hospitals/Elmhurst.
What medical group is Dr. Maritza Brown part of?
Dr. Brown is linked to Mount Sinai Institute for Liver Medicine. Dmand AI links Dr. Brown to 2 more medical groups.
Does Dr. Maritza Brown accept Medicare?
Yes. CMS data shows Dr. Brown billed Medicare for 106 services in 2024, and Dr. Brown accepts Medicare assignment.
How many Medicare patients does Dr. Maritza Brown see?
CMS counts 68 Medicare patients who saw Dr. Brown in 2024, with an average age of 70.
What services does Dr. Maritza Brown bill to Medicare?
In 2024, Dr. Brown's most billed Medicare services were dialysis (90935), office visit, established patient (99214) and hospital inpatient care (99232).
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What drugs does Dr. Maritza Brown prescribe most?
In 2024 Medicare Part D data, Dr. Brown's most prescribed drugs by claims were Sevelamer Carbonate, Calcium Acetate and Nifedipine ER.
Has Dr. Maritza Brown received payments from drug or device companies?
CMS Open Payments shows $1,391 in general payments to Dr. Brown from 10 companies from 2018 to 2024. The largest total came from Baxter Healthcare.
How long has Dr. Maritza Brown been practicing?
Dr. Brown graduated from medical school in 1987, 39 years ago.
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