DysbiosisLupus Erythematosus, SystemicMicrobiota
Rui Zhang
NPI1588008452PAC ID4183976327
- Medicare services, 2024
- 32,142
- Medicare patients, 2024
- 439
- Part D claims, 2024
- 2,191
- Publications
- 1
- Hospital affiliations
- 3
- Practice address
- 17 Prospect St, Nashua, NH 03060
- Practice phone
- Call (603) 281-8585
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Foundation Medical Partners Inc
Nashua, New Hampshire
Find Rui Zhang's professional email, personal email and mobile number
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Rui Zhang is a rheumatologist in Nashua, New Hampshire
Rui Zhang practices at Foundation Medical Partners Inc in Nashua, New Hampshire.
Rui Zhang's NPI, 1588008452, was assigned on April 23, 2013. Rui Zhang holds New Hampshire license 20529.
NPI and contact details
- NPI
- 1588008452NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4183976327
- NPI enumeration date
- April 23, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (603) 281-8585
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Rui Zhang practices at Foundation Medical Partners Inc in Nashua, New Hampshire
Rui Zhang's primary practice is Foundation Medical Partners Inc, at 17 Prospect St, Nashua, NH 03060 in Hillsborough County. The practice phone is (603) 281-8585.
- Foundation Medical Partners Inc17 Prospect St, Nashua, NH 03060 · Hillsborough CountyPhone(603) 281-8585
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Rui Zhang is affiliated with 5 sites of care and 2 medical groups
Rui Zhang's primary practice is Foundation Medical Partners Inc in Nashua, New Hampshire. Rui Zhang is also affiliated with St. Joseph Hospital. The medical group on file is Foundation Medical Partners. Dmand AI also links Rui Zhang to 2 more hospitals, 1 group practice or clinic and 1 medical group, each named with a free account.
Foundation Medical Partners IncPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Rui Zhang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Rui Zhang practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Foundation Medical Partners Inc | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Rui Zhang is one of 40 rheumatologists in New Hampshire
Rheumatology is Rui Zhang's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Rui Zhang is licensed in New Hampshire.
Specialties and state licenses
- Rheumatology, New HampshirePrimary
Rheumatologists near Rui Zhang
Counts of rheumatologists with a Dmand AI profile, by place and practice. Each opens the list.
40rheumatologists in New Hampshire
4rheumatologists in Nashua
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Rui Zhang billed Medicare for 32,142 services in 2024
CMS data shows 32,142 Medicare services from Rui Zhang across 18 procedure codes in 2024, for 439 Medicare patients. Medicare paid $285,532 for them. Every service was in an office.
Medicare services, 202432,142
Medicare patients439
Paid by Medicare$285,532
Procedure codes18
Rui Zhang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 19,2982024: 30,25857%
- Tests and treatments
- 2023: 7842024: 88813%
- Office and hospital visits
- 2023: 6382024: 6272%
- Other services
- 2023: 02024: 323
- Surgery
- 2023: 412024: 4612%
Rui Zhang compared with the New Hampshire median for rheumatologists, 2024
- Rui Zhang
- New Hampshire median
- Medicare services
- 32,142vs 56457.0 times
- Medicare patients
- 439vs 2192.0 times
- Part D claims
- 2,022vs 1,0052.0 times
Medians across 42 rheumatologists in New Hampshire with Dmand AI profiles that report each measure.
Rui Zhang'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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Medicare shows one payer. Book a meeting to get commercial claims data for Rui Zhang and other rheumatologists in New Hampshire.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Rui Zhang treated 439 Medicare patients in 2024, average age 74
CMS counts 439 Medicare patients who saw Rui Zhang in 2024. The largest group is 65 to 74, with 173 patients. 75% of them have high cholesterol, and 70% have arthritis. 10% are also on Medicaid. Their average risk score is 1.37, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Rui Zhang's median patient age at 64, with 73% women.
Medicare patients, 2024439
Average age74
Average risk score1.37
Also on Medicaid10%
Rui Zhang's Medicare patients by age, 2024
Rui Zhang's Medicare patients by sex, 2024
- Women32474%
- Men11526%
Chronic conditions among Rui Zhang's Medicare patients, 2024
- High cholesterol75%
- Arthritis70%
- High blood pressure69%
- Osteoporosis44%
- Anxiety33%
- Mood disorders30%
- Depression27%
- Diabetes26%
Share of Medicare patients with each condition. A patient can have several.
Rui Zhang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women73%
- Men27%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Rui Zhang wrote 2,191 Medicare Part D claims in 2024
In 2024, Rui Zhang wrote 2,191 Medicare Part D claims for 354 patients. 79% of them were for generic drugs. CMS names the drug for 2,022 of them, across 38 drugs with 11 or more claims each, at $2,020,087 in total drug cost. In 2023, CMS named 2,038 claims across 36 drugs.
Part D claims, 20242,191
Drugs named by CMS38
Total drug cost$2M
Part D patients354
Rui Zhang's Part D claims by kind of drug, 2024
- Generic1,731 claims79%
- Brand-name432 claims20%
- Other28 claims1%
Rui Zhang'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: 2,0382024: 2,0221%
Drugs named by CMS: 38 in 2024, 36 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
Rui Zhang offers telehealth to Medicare patients
Rui Zhang accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Rui Zhang as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Rui Zhang has 1 publication on record
Dmand AI links 1 paper to Rui Zhang in 2022.
Papers1
Recent publications by Rui Zhang
See who Rui Zhang researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Rui Zhang works with, so you can find a warm path to the right rheumatologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Rui Zhang received $1,771 in industry payments from 2018 to 2025
CMS Open Payments shows 68 general payments to Rui Zhang from 17 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $290.
General payments to Rui Zhang by program year, 2018 to 2025
Companies that paid Rui Zhang the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Rui Zhang'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Rui Zhang
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Rui Zhang's NPI number?
Rui Zhang's NPI number is 1588008452. It was assigned on April 23, 2013, and it is active in the NPI Registry.
What does Rui Zhang specialize in?
Rui Zhang is a rheumatologist in Nashua, New Hampshire. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).
Where does Rui Zhang practice?
Rui Zhang practices at 17 Prospect St, Nashua, NH 03060. Rui Zhang's primary practice is Foundation Medical Partners Inc in Nashua, New Hampshire. Dmand AI also links Rui Zhang to 2 hospitals, 1 group practice or clinic and 1 medical group.
What is Rui Zhang's office phone number?
The practice phone on file for Rui Zhang is (603) 281-8585.
What is Rui Zhang's medical license number?
Rui Zhang holds New Hampshire license 20529.
Which hospitals is Rui Zhang affiliated with?
Rui Zhang is affiliated with St. Joseph Hospital. Dmand AI links Rui Zhang to 2 more hospitals.
What medical group is Rui Zhang part of?
Rui Zhang is linked to Foundation Medical Partners. Dmand AI links Rui Zhang to 1 more medical group.
Does Rui Zhang accept Medicare?
Yes. CMS data shows Rui Zhang billed Medicare for 32,142 services in 2024, and Rui Zhang accepts Medicare assignment.
Does Rui Zhang offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Rui Zhang as offering telehealth services.
How many Medicare patients does Rui Zhang see?
CMS counts 439 Medicare patients who saw Rui Zhang in 2024, with an average age of 74.
Show 5 more questionsShow fewer questions
What services does Rui Zhang bill to Medicare?
In 2024, Rui Zhang's most billed Medicare services were injected or infused drug (J1756), injected or infused drug (J1745) and injected or infused drug (J0897).
What drugs does Rui Zhang prescribe most?
In 2024 Medicare Part D data, Rui Zhang's most prescribed drugs by claims were Prednisone, Methotrexate and Hydroxychloroquine Sulfate.
Has Rui Zhang received payments from drug or device companies?
CMS Open Payments shows $1,771 in general payments to Rui Zhang from 17 companies from 2018 to 2025. The largest total came from Amgen Inc.
How long has Rui Zhang been practicing?
Rui Zhang graduated from medical school in 2002, 24 years ago.
Does Rui Zhang do research?
Dmand AI links 1 publication to Rui Zhang.
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