Dr. Peter Andrija Nigrovic, MD
- Part D claims, 2024
- 64
- Publications
- 191
- Clinical trials
- 1
- Hospital affiliations
- 2
- Industry payments
- $118,074
- Practice address
- 300 Longwood Avenue, Boston, MA 02115
- Practice phone
- Call (617) 735-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Nigrovic's professional email, personal email and mobile number
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Dr. Peter Andrija Nigrovic is a rheumatologist in Boston, Massachusetts
Dr. Nigrovic practices at Boston Children's Hospital in Boston, Massachusetts, part of The Children's Hospital.
Dr. Nigrovic's NPI, 1154388528, was assigned on April 28, 2006. Dr. Nigrovic graduated from Harvard Medical School in 1995. Dr. Nigrovic holds Massachusetts license 155108.
- NPI
- 1154388528NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2062482193
- NPI enumeration date
- April 28, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 735-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Peter Andrija Nigrovic practices at Boston Children's Hospital in Boston, Massachusetts
Dr. Nigrovic's primary practice is Boston Children's Hospital, at 300 Longwood Avenue, Boston, MA 02115 in Suffolk County. The practice phone is (617) 735-6000.
- Boston Children's Hospital300 Longwood Avenue, Boston, MA 02115 · Suffolk CountyPhone(617) 735-6000
Source: Dmand AI Affiliation Data
Dr. Peter Andrija Nigrovic is affiliated with 3 sites of care and 2 medical groups
Dr. Nigrovic's primary practice is Boston Children's Hospital in Boston, Massachusetts, part of The Children's Hospital. Dr. Nigrovic is also affiliated with Brigham and Women's Hospital. The medical group on file is Brigham and Women's Hospital. Dmand AI also links Dr. Nigrovic to 1 more dialysis center and 1 medical group, 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. Peter Andrija Nigrovic's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nigrovic practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Boston Children's Hospital | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Peter Andrija Nigrovic is one of 275 rheumatologists in Massachusetts
Rheumatology is Dr. Nigrovic's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dr. Nigrovic is board certified in rheumatology by the American Board of Internal Medicine. Dr. Nigrovic is licensed in Massachusetts.
Specialties and state licenses
- Rheumatology, MassachusettsPrimary
Rheumatologists near Dr. Nigrovic
Counts of rheumatologists 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. Peter Andrija Nigrovic's patients have a median age of 16
Across all payers, Dmand AI patient panel data puts Dr. Nigrovic's median patient age at 16, with 60% women.
Dr. Nigrovic's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 16
Patient panel by sex, all payers
- Women60%
- Men39%
Source: Dmand AI Patient Panel Data
Dr. Peter Andrija Nigrovic wrote 64 Medicare Part D claims in 2024
In 2024, Dr. Nigrovic wrote 64 Medicare Part D claims. 95% of them were for generic drugs. CMS names the drug for 36 of them, across 3 drugs with 11 or more claims each, at $391 in total drug cost. In 2023, CMS named 41 claims across 3 drugs.
Dr. Nigrovic's Part D claims by kind of drug, 2024
- Generic61 claims95%
- Brand-name and other3 claims5%
Dr. Nigrovic'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.
Drug classes CMS tracks in Dr. Nigrovic's Part D claims, 2024
- Opioids56%36 of 64 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 412024: 3612%
Drugs named by CMS: 3 in 2024, 3 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. Peter Andrija Nigrovic takes part in Medicare
Dr. Nigrovic 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. Peter Andrija Nigrovic has 191 publications on record
Dmand AI links 191 papers to Dr. Nigrovic, published from 2005 to 2025. 2019 was the busiest year, with 19. The most frequent topics are Arthritis, Juvenile, Neutrophils and Arthritis. Dr. Nigrovic has published most often in Arthritis Rheumatol. Dr. Nigrovic's most frequent co-authors are Olha Halyabar, Fatma Dedeoglu, MD and Melissa McKirdy Hazen, MD.
Dr. Nigrovic's papers by year, 2016 to 2025
Topics Dr. Nigrovic writes about most
- Arthritis, Juvenile
- Neutrophils
- Arthritis
- Arthritis, Rheumatoid
- Immunoglobulin G
- Rheumatology
- Antirheumatic Agents
- Macrophage Activation Syndrome
Dr. Nigrovic's most frequent co-authors
- Olha Halyabar19 shared papers
- Fatma Dedeoglu, MD18 shared papers
- Melissa McKirdy Hazen, MD17 shared papers
Recent publications by Dr. Nigrovic
See who Dr. Nigrovic researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Nigrovic works with, so you can find a warm path to the right rheumatologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Peter Andrija Nigrovic has worked on 1 clinical trial
Dmand AI links Dr. Nigrovic to 1 clinical trial. 1 is still active or recruiting. Conditions studied include Negative rheumatoid factor polyarthritis and Arthritis, Juvenile.
Conditions in Dr. Nigrovic's trials
- Negative rheumatoid factor polyarthritis
- Arthritis, Juvenile
Investigators on the most trials with Dr. Nigrovic
- Khalid Mohammed Abulaban, MD1 shared trial
- Cassyanne L. Aguiar Lapsia, MD1 shared trial
- Eric Jon Allenspach, MD, PhD1 shared trial
Recent clinical trials with Dr. Nigrovic
Observational Study of Pediatric Rheumatic Diseases: The CARRA Registry (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Peter Andrija Nigrovic received $118,074 in industry payments from 2016 to 2024
CMS Open Payments shows 115 general payments to Dr. Nigrovic from 12 drug and device companies from 2016 to 2024. Consulting fees make up the largest share, 68% of the total. Bristol-Myers Squibb Company paid the most, $26,907.
General payments to Dr. Nigrovic by program year, 2016 to 2024
General payments to Dr. Nigrovic by kind, 2016 to 2024
- Consulting fees$80,64268%
- Travel and lodging$15,30413%
- Honoraria$12,86011%
- Speaker and faculty fees$6,7456%
- Other$2,5242%
Companies that paid Dr. Nigrovic 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. Peter Andrija Nigrovic has 3 awards and honors on record
Dmand AI lists 3 awards for Dr. Nigrovic, most recently Regional Top Doctor in 2014.
Awards and honors for Dr. Nigrovic
- 2014
- Regional Top Doctor
- Undated
- ACR Fellow
- Super Doc
Source: Dmand AI Professional Profile Data
Dr. Peter Andrija Nigrovic graduated from Harvard Medical School
Dr. Nigrovic graduated from Harvard Medical School in 1995. Dr. Nigrovic is a member of ACR.
- Medical school
- Board certified in rheumatology
- Board certified in pediatric rheumatology
Source: Dmand AI Professional Profile Data
Dr. Peter Andrija Nigrovic accepts plans from 16 insurance carriers
Dr. Nigrovic is in network with 16 carriers, including Elevance, United Healthcare and Blue Cross Blue Shield of Massachusetts. HMO plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Aetna
- Aspirus Health Plan
- Blue Cross Blue Shield of Michigan
- Molina
- +8 more carriersWith a free account
Plan types Dr. Nigrovic accepts, by number of carriers
- HMO8
- PPO8
- Medicare6
- EPO3
- Medicaid3
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Peter Andrija Nigrovic'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (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. Peter Andrija Nigrovic
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. Peter Andrija Nigrovic's NPI number?
Dr. Peter Andrija Nigrovic's NPI number is 1154388528. It was assigned on April 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter Andrija Nigrovic?
Dr. Peter Andrija Nigrovic is a rheumatologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).
Where does Dr. Peter Andrija Nigrovic practice?
Dr. Nigrovic practices at 300 Longwood Avenue, Boston, MA 02115. Dr. Nigrovic's primary practice is Boston Children's Hospital in Boston, Massachusetts, part of The Children's Hospital. Dmand AI also links Dr. Nigrovic to 1 dialysis center and 1 medical group.
What is Dr. Peter Andrija Nigrovic's office phone number?
The practice phone on file for Dr. Nigrovic is (617) 735-6000.
What is Dr. Peter Andrija Nigrovic's medical license number?
Dr. Nigrovic holds Massachusetts license 155108.
Which hospitals is Dr. Peter Andrija Nigrovic affiliated with?
Dr. Nigrovic practices at Boston Children's Hospital in Boston, Massachusetts. Dr. Nigrovic is also affiliated with Brigham and Women's Hospital.
What medical group is Dr. Peter Andrija Nigrovic part of?
Dr. Nigrovic is linked to Brigham and Women's Hospital. Dmand AI links Dr. Nigrovic to 1 more medical group.
Does Dr. Peter Andrija Nigrovic accept Medicare?
Yes. CMS lists Dr. Nigrovic as accepting Medicare assignment.
Is Dr. Peter Andrija Nigrovic board certified?
Yes. Dr. Nigrovic is board certified in rheumatology by the American Board of Internal Medicine.
Where did Dr. Peter Andrija Nigrovic go to medical school?
Dr. Nigrovic graduated from Harvard Medical School in 1995.
Show 6 more questionsShow fewer questions
What drugs does Dr. Peter Andrija Nigrovic prescribe most?
In 2024 Medicare Part D data, Dr. Nigrovic's most prescribed drugs by claims were Oxycodone HCl, Oxycodone-Acetaminophen and Tramadol HCl.
Has Dr. Peter Andrija Nigrovic received payments from drug or device companies?
CMS Open Payments shows $118,074 in general payments to Dr. Nigrovic from 12 companies from 2016 to 2024. The largest total came from Bristol-Myers Squibb Company.
How long has Dr. Peter Andrija Nigrovic been practicing?
Dr. Nigrovic graduated from medical school in 1995, 31 years ago.
Does Dr. Peter Andrija Nigrovic do research?
Dmand AI links 191 publications to Dr. Nigrovic, published from 2005 to 2025. Dr. Nigrovic has worked on 1 clinical trial.
Who does Dr. Peter Andrija Nigrovic publish with?
Dr. Nigrovic's most frequent co-authors are Olha Halyabar (19 shared papers), Fatma Dedeoglu, MD (18 shared papers) and Melissa McKirdy Hazen, MD (17 shared papers).
What insurance does Dr. Peter Andrija Nigrovic accept?
Dr. Nigrovic is in network with 16 carriers, including Elevance, United Healthcare and Blue Cross Blue Shield of Massachusetts. HMO plans come from the most carriers, 8. Check the plan with the practice before a visit.
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