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Dr. Alina S. Popa, MD
NPI1003893348PAC ID4981648839
- Medicare services, 2024
- 334
- Medicare patients, 2024
- 115
- Part D claims, 2024
- 28
- Publications
- 6
- Hospital affiliations
- 1
- Practice address
- 4445 Magnolia Avenue, Riverside, CA 92501
- Practice phone
- Call (951) 788-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Popa's professional email, personal email and mobile number
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Dr. Alina S. Popa is a hospitalist in Riverside, California
Dr. Popa practices at Riverside Community Hospital in Riverside, California, part of HCA Healthcare.
Dr. Popa's NPI, 1003893348, was assigned on December 28, 2005. Dr. Popa graduated from University of Medicine and Pharmacy Timisoara in 1995. Dr. Popa holds California license 107794.
NPI and contact details
- NPI
- 1003893348NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4981648839
- NPI enumeration date
- December 28, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (951) 788-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 58
- 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. Alina S. Popa practices at Riverside Community Hospital in Riverside, California
Dr. Popa's primary practice is Riverside Community Hospital, at 4445 Magnolia Avenue, Riverside, CA 92501 in Riverside County. The practice phone is (951) 788-3000.
- Riverside Community Hospital4445 Magnolia Avenue, Riverside, CA 92501 · Riverside CountyPhone(951) 788-3000
Source: Dmand AI Affiliation Data
Dr. Alina S. Popa is affiliated with 1 site of care and 2 medical groups
Dr. Popa's primary practice is Riverside Community Hospital in Riverside, California, part of HCA Healthcare. The medical group on file is UC San Diego Health. Dmand AI also links Dr. Popa to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Alina S. Popa's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Popa practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Riverside Community Hospital | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alina S. Popa is one of 3,186 hospitalists in California
Hospitalist is Dr. Popa's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Popa is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Popa's licenses on file in 3 states: California, Wisconsin and Minnesota.
Specialties and state licenses
- Hospitalist, CaliforniaPrimary
- Wisconsin license
- Internal medicine, Minnesota
Clinical focus
Dmand AI lists alcohol use disorders, anemia, circulation problems, circulatory problems in extremities, collapsed lung, electrolyte disorders, gastrointestinal inflammation and headaches among the conditions Dr. Popa treats.
Hospitalists near Dr. Popa
Counts of hospitalists with a Dmand AI profile, by place and practice. Each opens the list.
3,186hospitalists in California22hospitalists in Riverside8hospitalists at Riverside Community Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Alina S. Popa billed Medicare for 334 services in 2024
CMS data shows 334 Medicare services from Dr. Popa across 5 procedure codes in 2024, for 115 Medicare patients. Medicare paid $27,951 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024334
Medicare patients115
Paid by Medicare$27,951
Procedure codes5
Dr. Popa's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3792024: 33412%
Dr. Popa compared with the California median for hospitalists, 2024
- Dr. Popa
- California median
- Medicare services
- 334vs 43022% below
- Medicare patients
- 115vs 20143% below
Medians across 2,991 hospitalists in California with Dmand AI profiles that report each measure.
Dr. Popa'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 Dr. Popa and other hospitalists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Alina S. Popa treated 115 Medicare patients in 2024, average age 72
CMS counts 115 Medicare patients who saw Dr. Popa in 2024. The largest group is 65 to 74, with 49 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 58% are also on Medicaid. Their average risk score is 3.18, 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. Popa's median patient age at 67, with 47% women.
Medicare patients, 2024115
Average age72
Average risk score3.18
Also on Medicaid58%
Dr. Popa's Medicare patients by age, 2024
Dr. Popa's Medicare patients by sex, 2024
- Women5850%
- Men5750%
Chronic conditions among Dr. Popa's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Heart failure62%
- Diabetes58%
- Ischemic heart disease54%
- Chronic kidney disease51%
- Arthritis50%
- Mood disorders45%
Share of Medicare patients with each condition. A patient can have several.
Dr. Popa's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
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. Alina S. Popa wrote 28 Medicare Part D claims in 2024
In 2024, Dr. Popa wrote 28 Medicare Part D claims for 13 patients. 89% of them were for generic drugs.
Part D claims, 202428
Part D patients13
Dr. Popa's Part D claims by kind of drug, 2024
- Generic25 claims89%
- Brand-name and other3 claims11%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Alina S. Popa takes part in Medicare
Dr. Popa 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. Alina S. Popa has 6 publications on record
Dmand AI links 6 papers to Dr. Popa, published from 2010 to 2024. The most frequent topics are Internship and Residency. Dr. Popa's most frequent co-authors are Jelena Catania, MD, Jennifer Lauren Everhart, MD and Rajesh Gulati, MD.
Papers6
Years published2010 to 2024
Dr. Popa's papers by year, 2010 to 2024
Topics Dr. Popa writes about most
- Internship and Residency
Dr. Popa's most frequent co-authors
- Jelena Catania, MD1 shared paper
- Jennifer Lauren Everhart, MD1 shared paper
- Rajesh Gulati, MD1 shared paper
Recent publications by Dr. Popa
CommunicationInternal MedicineInternship and Residency
Cerebrospinal FluidCoccidioidesCoccidioidomycosis
See who Dr. Popa researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Popa works with, so you can find a warm path to the right hospitalists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Alina S. Popa received $159 in industry payments from 2017 to 2024
CMS Open Payments shows 11 general payments to Dr. Popa from 5 drug and device companies from 2017 to 2024. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $62.
General payments to Dr. Popa by program year, 2017 to 2024
Companies that paid Dr. Popa the most, 2017 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Alina S. Popa graduated from University of Medicine and Pharmacy Timisoara
Dr. Popa graduated from University of Medicine and Pharmacy Timisoara in 1995. Dr. Popa is a member of SHM.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Alina S. Popa accepts plans from 6 insurance carriers
Dr. Popa is in network with 6 carriers, including Aetna, Blue Cross Blue Shield of Massachusetts and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Massachusetts
- Blue Cross Blue Shield of Michigan
- HCSC
- Regence Health Plans
- CMS Medicare
Plan types Dr. Popa accepts, by number of carriers
- Medicare5
- PPO5
- POS2
- EPO1
- HMO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Alina S. Popa'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 (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. Alina S. Popa
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. Alina S. Popa's NPI number?
Dr. Alina S. Popa's NPI number is 1003893348. It was assigned on December 28, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Alina S. Popa?
Dr. Alina S. Popa is a hospitalist in Riverside, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Alina S. Popa practice?
Dr. Popa practices at 4445 Magnolia Avenue, Riverside, CA 92501. Dr. Popa's primary practice is Riverside Community Hospital in Riverside, California, part of HCA Healthcare. Dmand AI also links Dr. Popa to 1 medical group.
What is Dr. Alina S. Popa's office phone number?
The practice phone on file for Dr. Popa is (951) 788-3000.
What is Dr. Alina S. Popa's medical license number?
Dr. Popa holds California license 107794, one of the licenses on file in 3 states.
Which states has Dr. Alina S. Popa been licensed in?
Dmand AI has state licenses on file for Dr. Popa in California (2009 to 2026), Wisconsin (2005 to 2011) and Minnesota (2007 to 2010).
Which hospitals is Dr. Alina S. Popa affiliated with?
Dr. Popa practices at Riverside Community Hospital in Riverside, California.
What medical group is Dr. Alina S. Popa part of?
Dr. Popa is linked to UC San Diego Health. Dmand AI links Dr. Popa to 1 more medical group.
Does Dr. Alina S. Popa accept Medicare?
Yes. CMS data shows Dr. Popa billed Medicare for 334 services in 2024, and Dr. Popa accepts Medicare assignment.
How many Medicare patients does Dr. Alina S. Popa see?
CMS counts 115 Medicare patients who saw Dr. Popa in 2024, with an average age of 72.
Show 8 more questionsShow fewer questions
Is Dr. Alina S. Popa board certified?
Yes. Dr. Popa is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Alina S. Popa bill to Medicare?
In 2024, Dr. Popa's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99239).
Where did Dr. Alina S. Popa go to medical school?
Dr. Popa graduated from University of Medicine and Pharmacy Timisoara in 1995.
Has Dr. Alina S. Popa received payments from drug or device companies?
CMS Open Payments shows $159 in general payments to Dr. Popa from 5 companies from 2017 to 2024. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Alina S. Popa been practicing?
Dr. Popa graduated from medical school in 1995, 31 years ago.
Does Dr. Alina S. Popa do research?
Dmand AI links 6 publications to Dr. Popa, published from 2010 to 2024.
Who does Dr. Alina S. Popa publish with?
Dr. Popa's most frequent co-authors are Jelena Catania, MD (1 shared paper), Jennifer Lauren Everhart, MD (1 shared paper) and Rajesh Gulati, MD (1 shared paper).
What insurance does Dr. Alina S. Popa accept?
Dr. Popa is in network with 6 carriers, including Aetna, Blue Cross Blue Shield of Massachusetts and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
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