Aliment Pharmacol Ther
Eosinophilic EsophagitisEsophageal StenosisEsophagoscopy
Chiara Maruggi
NPI1578094132PAC ID0042588741
- Medicare services, 2024
- 161
- Medicare patients, 2024
- 87
- Part D claims, 2024
- 72
- Publications
- 2
- Hospital affiliations
- 3
- Practice address
- 10666 North Torrey Pines Road, La Jolla, CA 92037
- Practice phone
- Call (858) 554-3600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Chiara Maruggi'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.
Chiara Maruggi is a gastroenterologist in La Jolla, California
Chiara Maruggi practices at Scripps Green Hospital in La Jolla, California, part of Scripps Health.
Chiara Maruggi's NPI, 1578094132, was assigned on March 24, 2017. Chiara Maruggi graduated from UC Riverside School of Medicine in 2017. Chiara Maruggi holds California license A194472.
NPI and contact details
- NPI
- 1578094132NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0042588741
- NPI enumeration date
- March 24, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (858) 554-3600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Chiara Maruggi practices at Scripps Green Hospital in La Jolla, California
Chiara Maruggi's primary practice is Scripps Green Hospital, at 10666 North Torrey Pines Road, La Jolla, CA 92037 in San Diego County. The practice phone is (858) 554-3600.
- Scripps Green Hospital10666 North Torrey Pines Road, La Jolla, CA 92037 · San Diego CountyPhone(858) 554-3600
Source: Dmand AI Affiliation Data
Chiara Maruggi is affiliated with 6 sites of care and 1 medical group
Chiara Maruggi's primary practice is Scripps Green Hospital in La Jolla, California, part of Scripps Health. Chiara Maruggi is also affiliated with Scripps Memorial Hospital La Jolla. The medical group on file is Scripps Clinic Medical Group. Dmand AI also links Chiara Maruggi to 1 more hospital, 1 breast imaging center, 1 ambulatory surgery center and 1 urgent care center, each named with a free account.
Scripps Memorial Hospital La JollaScripps Clinic Medical Group1 hospitalName with a free account1 breast imaging centerName with a free account1 ambulatory surgery centerName with a free account1 urgent care centerName with a free account
See all 7 affiliations for Chiara MaruggiSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Chiara Maruggi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Chiara Maruggi practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Scripps Green Hospital | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every hospital where Chiara Maruggi practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across Scripps Health and 6.2K+ hospitals, with verified contacts in the same login.
Chiara Maruggi is one of 1,977 gastroenterologists in California
Gastroenterology is Chiara Maruggi's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Chiara Maruggi is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Chiara Maruggi's licenses on file in 2 states: California and Ohio.
Specialties and state licenses
- Gastroenterology, CaliforniaPrimary
- Ohio license
Gastroenterologists near Chiara Maruggi
Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.
1,977gastroenterologists in California20gastroenterologists in La Jolla10gastroenterologists at Scripps Green Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Chiara Maruggi billed Medicare for 161 services in 2024
CMS data shows 161 Medicare services from Chiara Maruggi across 7 procedure codes in 2024, for 87 Medicare patients. Medicare paid $11,455 for them.
Medicare services, 2024161
Medicare patients87
Paid by Medicare$11,455
Procedure codes7
Chiara Maruggi's Medicare services by type, 2024
- Other services77
- Office and hospital visits56
- Surgery28
Where Chiara Maruggi's Medicare services took place, 2024
- In an office7949%
- In a facility8251%
Chiara Maruggi compared with the California median for gastroenterologists, 2024
- Chiara Maruggi
- California median
- Medicare services
- 161vs 58673% below
- Medicare patients
- 87vs 30271% below
- Part D claims
- 49vs 38087% below
Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.
Chiara Maruggi'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.
Need commercial claims for Chiara Maruggi?
Medicare shows one payer. Book a meeting to get commercial claims data for Chiara Maruggi and other gastroenterologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Chiara Maruggi treated 87 Medicare patients in 2024, average age 74
CMS counts 87 Medicare patients who saw Chiara Maruggi in 2024. The largest group is 65 to 74, with 44 patients. 75% of them have high cholesterol, and 56% have high blood pressure. Their average risk score is 1.09, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Chiara Maruggi's median patient age at 52, with 72% women.
Medicare patients, 202487
Average age74
Average risk score1.09
Chiara Maruggi's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chiara Maruggi's Medicare patients by sex, 2024
- Women5766%
- Men3034%
Chronic conditions among Chiara Maruggi's Medicare patients, 2024
- High cholesterol75%
- High blood pressure56%
- Arthritis43%
- Anxiety31%
- Osteoporosis25%
- Ischemic heart disease24%
- Atrial fibrillation23%
- Chronic kidney disease23%
Share of Medicare patients with each condition. A patient can have several.
Chiara Maruggi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women72%
- Men27%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Chiara Maruggi wrote 72 Medicare Part D claims in 2024
In 2024, Chiara Maruggi wrote 72 Medicare Part D claims for 49 patients. 90% of them were for generic drugs. CMS names the drug for 49 of them, across 3 drugs with 11 or more claims each, at $1,816 in total drug cost.
Part D claims, 202472
Drugs named by CMS3
Total drug cost$1,816
Part D patients49
Chiara Maruggi's Part D claims by kind of drug, 2024
- Generic65 claims90%
- Brand-name and other7 claims10%
Chiara Maruggi'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.
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
Chiara Maruggi ranks in the 80th percentile for colonoscopy in Medicare
Chiara Maruggi accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Chiara Maruggi as offering telehealth. CMS counts 101 procedures of colonoscopy by Chiara Maruggi, more than 80% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Chiara Maruggi ranks in Medicare procedure volume
- Colonoscopy
- 80th percentile101 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 76th percentile96 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
For MedTech and pharma teams
Find gastroenterologists like Chiara Maruggi by procedure volume and prescribing
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Chiara Maruggi has 2 publications on record
Dmand AI links 2 papers to Chiara Maruggi, published from 2015 to 2025. Chiara Maruggi's most frequent co-authors are Gary W. Falk, MD and Nirmala Gonsalves, MD.
Papers2
Years published2015 to 2025
Chiara Maruggi's most frequent co-authors
Recent publications by Chiara Maruggi
Mol Endocrinol
Chlorocebus aethiopsCOS CellsEye Proteins
See who Chiara Maruggi researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Chiara Maruggi works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Chiara Maruggi received $2,290 in industry payments from 2020 to 2025
CMS Open Payments shows 59 general payments to Chiara Maruggi from 19 drug and device companies from 2020 to 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $505.
General payments to Chiara Maruggi by program year, 2020 to 2025
Companies that paid Chiara Maruggi the most, 2020 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Chiara Maruggi graduated from UC Riverside School of Medicine
Chiara Maruggi graduated from UC Riverside School of Medicine in 2017.
- Medical school
- Board certified in gastroenterology
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Chiara Maruggi accepts plans from 4 insurance carriers
Chiara Maruggi is in network with 4 carriers, including Aetna, United Healthcare and Blue Cross and Blue Shield of Kansas City. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
Plan types Chiara Maruggi accepts, by number of carriers
- Medicare3
- EPO2
- HMO2
- POS2
- PPO2
Source: Dmand AI Insurance Network Data
Sources for Chiara Maruggi'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 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)Doctors and Clinicians Utilization Data (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) |
| 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 Chiara Maruggi
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Chiara Maruggi's NPI number?
Chiara Maruggi's NPI number is 1578094132. It was assigned on March 24, 2017, and it is active in the NPI Registry.
What does Chiara Maruggi specialize in?
Chiara Maruggi is a gastroenterologist in La Jolla, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Chiara Maruggi practice?
Chiara Maruggi practices at 10666 North Torrey Pines Road, La Jolla, CA 92037. Chiara Maruggi's primary practice is Scripps Green Hospital in La Jolla, California, part of Scripps Health. Dmand AI also links Chiara Maruggi to 1 hospital, 1 breast imaging center, 1 ambulatory surgery center and 1 urgent care center.
What is Chiara Maruggi's office phone number?
The practice phone on file for Chiara Maruggi is (858) 554-3600.
What is Chiara Maruggi's medical license number?
Chiara Maruggi holds California license A194472, one of the licenses on file in 2 states.
Which states has Chiara Maruggi been licensed in?
Dmand AI has state licenses on file for Chiara Maruggi in California (2024 to 2026) and Ohio (2020 to 2026).
Which hospitals is Chiara Maruggi affiliated with?
Chiara Maruggi practices at Scripps Green Hospital in La Jolla, California. Chiara Maruggi is also affiliated with Scripps Memorial Hospital La Jolla. Dmand AI links Chiara Maruggi to 1 more hospital.
What medical group is Chiara Maruggi part of?
Chiara Maruggi is linked to Scripps Clinic Medical Group.
Does Chiara Maruggi accept Medicare?
Yes. CMS data shows Chiara Maruggi billed Medicare for 161 services in 2024, and Chiara Maruggi accepts Medicare assignment.
Does Chiara Maruggi offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Chiara Maruggi as offering telehealth services.
Show 10 more questionsShow fewer questions
How many Medicare patients does Chiara Maruggi see?
CMS counts 87 Medicare patients who saw Chiara Maruggi in 2024, with an average age of 74.
Is Chiara Maruggi board certified?
Yes. Chiara Maruggi is board certified in gastroenterology by the American Board of Internal Medicine.
What services does Chiara Maruggi bill to Medicare?
In 2024, Chiara Maruggi's most billed Medicare services were medicare service (G2211), medicare service (G0500) and hospital inpatient care (99232).
Where did Chiara Maruggi go to medical school?
Chiara Maruggi graduated from UC Riverside School of Medicine in 2017.
What drugs does Chiara Maruggi prescribe most?
In 2024 Medicare Part D data, Chiara Maruggi's most prescribed drugs by claims were Sod Sulf-Potass Sulf-Mag Sulf, Famotidine and Pantoprazole Sodium.
Has Chiara Maruggi received payments from drug or device companies?
CMS Open Payments shows $2,290 in general payments to Chiara Maruggi from 19 companies from 2020 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Chiara Maruggi been practicing?
Chiara Maruggi graduated from medical school in 2017, 9 years ago.
Does Chiara Maruggi do research?
Dmand AI links 2 publications to Chiara Maruggi, published from 2015 to 2025.
Who does Chiara Maruggi publish with?
Chiara Maruggi's most frequent co-authors are Gary W. Falk, MD (1 shared paper) and Nirmala Gonsalves, MD (1 shared paper).
What insurance does Chiara Maruggi accept?
Chiara Maruggi is in network with 4 carriers, including Aetna, United Healthcare and Blue Cross and Blue Shield of Kansas City. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
Selling to gastroenterology practices?
See gastroenterologists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card