Ying Ying Ma, NP
- Medicare patients, 2024
- 59
- Part D claims, 2024
- 545
- Hospital affiliations
- 2
- Industry payments
- $222
- Medical groups
- 3
- Practice address
- 736 Cambridge Street, Nevins Building, Brighton, MA 02135
- Practice phone
- Call (617) 789-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Ying Ma'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.
Ying Ying Ma is a nurse practitioner in Brighton, Massachusetts
Ying Ma practices at Boston Medical Center - Brighton in Brighton, Massachusetts, part of Boston Medical Center Health System.
Ying Ma's NPI, 1326403809, was assigned on December 28, 2015. Ying Ma holds Massachusetts license RN271448.
- NPI
- 1326403809NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5799081220
- NPI enumeration date
- December 28, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 789-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Ying Ying Ma practices at Boston Medical Center - Brighton in Brighton, Massachusetts
Ying Ma's primary practice is Boston Medical Center - Brighton, at 736 Cambridge Street, Nevins Building, Brighton, MA 02135 in Suffolk County. The practice phone is (617) 789-3000.
- Boston Medical Center - Brighton736 Cambridge Street, Nevins Building, Brighton, MA 02135 · Suffolk CountyPhone(617) 789-3000
Source: Dmand AI Affiliation Data
Ying Ying Ma is affiliated with 3 sites of care and 3 medical groups
Ying Ma's primary practice is Boston Medical Center - Brighton in Brighton, Massachusetts, part of Boston Medical Center Health System. Ying Ma is also affiliated with MelroseWakefield Hospital. The medical group on file is Steward Medical Group. Dmand AI also links Ying Ma to 2 more medical groups and 1 hospital outpatient department, each named with a free account. Ying Ma's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Ying Ying Ma's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ying Ma practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Boston Medical Center - Brighton | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Ying Ying Ma is one of 2,511 nurse practitioners in Massachusetts
Nurse practitioner is Ying Ma's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Ying Ma is licensed in Massachusetts.
Specialties and state licenses
- Nurse practitioner, MassachusettsPrimary
Nurse practitioners near Ying Ma
Counts of nurse practitioners 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
Ying Ying Ma treated 59 Medicare patients in 2024, average age 77
CMS counts 59 Medicare patients who saw Ying Ma in 2024. The largest group is 65 to 74, with 23 patients. 75% of them have high cholesterol, and 69% have high blood pressure. 44% are also on Medicaid. Their average risk score is 1.39, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Ying Ma's median patient age at 50, with 46% women.
Ying Ma's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Ying Ma's Medicare patients by sex, 2024
- Women2136%
- Men3864%
Chronic conditions among Ying Ma's Medicare patients, 2024
- High cholesterol75%
- High blood pressure69%
- Arthritis37%
- Ischemic heart disease32%
- Atrial fibrillation27%
- Chronic kidney disease27%
- Mood disorders25%
- Diabetes24%
Share of Medicare patients with each condition. A patient can have several.
Ying Ma's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 50
Patient panel by sex, all payers
- Women46%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Ying Ying Ma wrote 545 Medicare Part D claims in 2024
In 2024, Ying Ma wrote 545 Medicare Part D claims for 149 patients. 88% of them were for generic drugs.
Ying Ma's Part D claims by kind of drug, 2024
- Generic477 claims88%
- Brand-name68 claims12%
Drug classes CMS tracks in Ying Ma's Part D claims, 2024
- Antibiotics7%38 of 545 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Ying Ying Ma takes part in Medicare
Ying Ma 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)
For MedTech and pharma teams
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Ying Ying Ma received $222 in industry payments in 2025
CMS Open Payments shows 8 general payments to Ying Ma from 4 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Sanofi and Genzyme US Companies paid the most, $94.
Companies that paid Ying Ma the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Ying Ying Ma'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | 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 Ying Ying Ma
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Ying Ying Ma's NPI number?
Ying Ying Ma's NPI number is 1326403809. It was assigned on December 28, 2015, and it is active in the NPI Registry.
What does Ying Ying Ma specialize in?
Ying Ying Ma is a nurse practitioner in Brighton, Massachusetts. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Ying Ying Ma practice?
Ying Ma practices at 736 Cambridge Street, Nevins Building, Brighton, MA 02135. Ying Ma's primary practice is Boston Medical Center - Brighton in Brighton, Massachusetts, part of Boston Medical Center Health System. Dmand AI also links Ying Ma to 2 medical groups and 1 hospital outpatient department.
What is Ying Ying Ma's office phone number?
The practice phone on file for Ying Ma is (617) 789-3000.
What is Ying Ying Ma's medical license number?
Ying Ma holds Massachusetts license RN271448.
Which hospitals is Ying Ying Ma affiliated with?
Ying Ma practices at Boston Medical Center - Brighton in Brighton, Massachusetts. Ying Ma is also affiliated with MelroseWakefield Hospital.
What medical group is Ying Ying Ma part of?
Ying Ma is linked to Steward Medical Group. Dmand AI links Ying Ma to 2 more medical groups.
Does Ying Ying Ma accept Medicare?
Yes. CMS lists Ying Ma as accepting Medicare assignment.
How many Medicare patients does Ying Ying Ma see?
CMS counts 59 Medicare patients who saw Ying Ma in 2024, with an average age of 77.
Has Ying Ying Ma received payments from drug or device companies?
CMS Open Payments shows $222 in general payments to Ying Ma from 4 companies from 2025 to 2025. The largest total came from Sanofi and Genzyme US Companies.
How long has Ying Ying Ma been practicing?
Ying Ma graduated from medical school in 2015, 11 years ago.
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