J Ultrasound Med
COVID-19EchocardiographyLung
Dr. Rujing Shi, DO
NPI1710446539PAC ID8527448158
- Medicare services, 2024
- 398
- Medicare patients, 2024
- 129
- Part D claims, 2024
- 457
- Publications
- 3
- Hospital affiliations
- 1
- Practice address
- 4077 5th Ave, San Diego, CA 92103
- Practice phone
- Call (619) 294-8111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Shi'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. Rujing Shi is an internist in San Diego, California
Dr. Shi practices at Scripps Mercy Hospital San Diego in San Diego, California, part of Scripps Health.
Dr. Shi's NPI, 1710446539, was assigned on March 19, 2019. Dr. Shi graduated from Arizona College of Osteopathic Medicine - Glendale in 2019. Dr. Shi holds California license 20A19399.
NPI and contact details
- NPI
- 1710446539NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527448158
- NPI enumeration date
- March 19, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (619) 294-8111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Rujing Shi practices at Scripps Mercy Hospital San Diego in San Diego, California
Dr. Shi's primary practice is Scripps Mercy Hospital San Diego, at 4077 5th Ave, San Diego, CA 92103 in San Diego County. The practice phone is (619) 294-8111.
- Scripps Mercy Hospital San Diego4077 5th Ave, San Diego, CA 92103 · San Diego CountyPhone(619) 294-8111
Source: Dmand AI Affiliation Data
Dr. Rujing Shi is affiliated with 3 sites of care and 2 medical groups
Dr. Shi's primary practice is Scripps Mercy Hospital San Diego in San Diego, California, part of Scripps Health. The medical group on file is Scripps Clinic Medical Group. Dmand AI also links Dr. Shi to 2 more group practices and clinics and 1 medical group, each named with a free account.
Scripps Clinic Medical Group2 group practices and clinicsNames with a free account1 medical groupName with a free account
See all 5 affiliations for Dr. ShiSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Rujing Shi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Shi practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Scripps Mercy Hospital San Diego | 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
See the EHR and IT leaders at every hospital where Dr. Shi 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.
Dr. Rujing Shi is one of 16,751 internists in California
Internal medicine is Dr. Shi's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Shi is board certified in internal medicine by the American Board of Internal Medicine. Dr. Shi is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists cardiac arrhythmia, congestive heart failure, electrolyte disorders, gastrointestinal bleeding, gastrointestinal obstruction, heart attack, multiple sclerosis and sepsis among the conditions Dr. Shi treats.
Internists near Dr. Shi
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
16,751internists in California841internists in San Diego30internists at Scripps Mercy Hospital San Diego
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Rujing Shi billed Medicare for 398 services in 2024
CMS data shows 398 Medicare services from Dr. Shi across 3 procedure codes in 2024, for 129 Medicare patients. Medicare paid $29,539 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024398
Medicare patients129
Paid by Medicare$29,539
Procedure codes3
Dr. Shi's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2932024: 39836%
Dr. Shi compared with the California median for internists, 2024
- Dr. Shi
- California median
- Medicare services
- 398vs 36110% above
- Medicare patients
- 129vs 15115% below
- Part D claims
- 157vs 42163% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Shi'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 Dr. Shi?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Shi and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Rujing Shi treated 129 Medicare patients in 2024, average age 78
CMS counts 129 Medicare patients who saw Dr. Shi in 2024. The largest group is 75 to 84, with 52 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 26% are also on Medicaid. Their average risk score is 2.35, 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. Shi's median patient age at 75, with 47% women.
Medicare patients, 2024129
Average age78
Average risk score2.35
Also on Medicaid26%
Dr. Shi's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Shi's Medicare patients by sex, 2024
- Women5946%
- Men7054%
Chronic conditions among Dr. Shi's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Ischemic heart disease48%
- Heart failure44%
- Diabetes43%
- Mood disorders43%
- Depression41%
Share of Medicare patients with each condition. A patient can have several.
Dr. Shi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women47%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Rujing Shi wrote 457 Medicare Part D claims in 2024
In 2024, Dr. Shi wrote 457 Medicare Part D claims for 169 patients. 84% of them were for generic drugs. CMS names the drug for 157 of them, across 11 drugs with 11 or more claims each, at $8,175 in total drug cost. In 2023, CMS named 88 claims across 6 drugs.
Part D claims, 2024457
Drugs named by CMS11
Total drug cost$8,175
Part D patients169
Dr. Shi's Part D claims by kind of drug, 2024
- Generic383 claims84%
- Brand-name63 claims14%
- Other11 claims2%
Dr. Shi'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. Shi's Part D claims, 2024
- Opioids6%28 of 457 claims
- Antibiotics10%45 of 457 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: 882024: 15778%
Drugs named by CMS: 11 in 2024, 6 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. Rujing Shi takes part in Medicare
Dr. Shi 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
Find internists like Dr. Shi 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.
Dr. Rujing Shi has 3 publications on record
Dmand AI links 3 papers to Dr. Shi in 2021. The most frequent topics are COVID-19. Dr. Shi's most frequent co-authors are Bruce John Kimura, MD, Pamela M. Resnikoff, MD and Eric Marvin Tran, DO.
Papers3
Topics Dr. Shi writes about most
- COVID-19
Dr. Shi's most frequent co-authors
- Bruce John Kimura, MD2 shared papers
- Pamela M. Resnikoff, MD2 shared papers
- Eric Marvin Tran, DO1 shared paper
Recent publications by Dr. Shi
AggressionARNTL Transcription FactorsBehavior, Animal
COVID-19Physical ExaminationSARS-CoV-2
See who Dr. Shi researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Shi works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Rujing Shi received $94 in industry payments in 2022
CMS Open Payments shows 1 general payment to Dr. Shi from 1 drug or device company in 2022. Food and beverage make up the largest share, 100% of the total. ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) paid the most, $94.
Companies that paid Dr. Shi the most, 2022 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Rujing Shi graduated from Arizona College of Osteopathic Medicine - Glendale
Dr. Shi graduated from Arizona College of Osteopathic Medicine - Glendale in 2019.
- Medical school
- Board certified in internal medicine
- Board certified in 2022 - 2027
Source: Dmand AI Professional Profile Data
Dr. Rujing Shi accepts plans from 6 insurance carriers
Dr. Shi is in network with 6 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 4. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Molina
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
Plan types Dr. Shi accepts, by number of carriers
- HMO4
- Medicare4
- POS3
- PPO3
- EPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Rujing Shi'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) |
| 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 Dr. Rujing Shi
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. Rujing Shi's NPI number?
Dr. Rujing Shi's NPI number is 1710446539. It was assigned on March 19, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Rujing Shi?
Dr. Rujing Shi is an internist in San Diego, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Rujing Shi practice?
Dr. Shi practices at 4077 5th Ave, San Diego, CA 92103. Dr. Shi's primary practice is Scripps Mercy Hospital San Diego in San Diego, California, part of Scripps Health. Dmand AI also links Dr. Shi to 2 group practices and clinics and 1 medical group.
What is Dr. Rujing Shi's office phone number?
The practice phone on file for Dr. Shi is (619) 294-8111.
What is Dr. Rujing Shi's medical license number?
Dr. Shi holds California license 20A19399.
Which hospitals is Dr. Rujing Shi affiliated with?
Dr. Shi practices at Scripps Mercy Hospital San Diego in San Diego, California.
What medical group is Dr. Rujing Shi part of?
Dr. Shi is linked to Scripps Clinic Medical Group. Dmand AI links Dr. Shi to 1 more medical group.
Does Dr. Rujing Shi accept Medicare?
Yes. CMS data shows Dr. Shi billed Medicare for 398 services in 2024, and Dr. Shi accepts Medicare assignment.
How many Medicare patients does Dr. Rujing Shi see?
CMS counts 129 Medicare patients who saw Dr. Shi in 2024, with an average age of 78.
Is Dr. Rujing Shi board certified?
Yes. Dr. Shi is board certified in internal medicine by the American Board of Internal Medicine.
Show 8 more questionsShow fewer questions
What services does Dr. Rujing Shi bill to Medicare?
In 2024, Dr. Shi's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99239) and hospital inpatient care (99233).
Where did Dr. Rujing Shi go to medical school?
Dr. Shi graduated from Arizona College of Osteopathic Medicine - Glendale in 2019.
What drugs does Dr. Rujing Shi prescribe most?
In 2024 Medicare Part D data, Dr. Shi's most prescribed drugs by claims were Atorvastatin Calcium, Famotidine and Furosemide.
Has Dr. Rujing Shi received payments from drug or device companies?
CMS Open Payments shows $94 in general payments to Dr. Shi from 1 company from 2022 to 2022. The largest total came from ZOLL Services LLC (A/K/A ZOLL LifeCor Corp).
How long has Dr. Rujing Shi been practicing?
Dr. Shi graduated from medical school in 2019, 7 years ago.
Does Dr. Rujing Shi do research?
Dmand AI links 3 publications to Dr. Shi.
Who does Dr. Rujing Shi publish with?
Dr. Shi's most frequent co-authors are Bruce John Kimura, MD (2 shared papers), Pamela M. Resnikoff, MD (2 shared papers) and Eric Marvin Tran, DO (1 shared paper).
What insurance does Dr. Rujing Shi accept?
Dr. Shi is in network with 6 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 4. Check the plan with the practice before a visit.
Selling to internal medicine practices?
See internists 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