Dr. Liana Diants, MD
- Medicare services, 2021
- 54
- Part D claims, 2024
- 447
- Hospital affiliations
- 1
- Industry payments
- $50
- Medical groups
- 3
- Practice address
- 10800 Magnolia Avenue, Riverside, CA 92505
- Practice phone
- Call (951) 353-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Liana Diants is a hospitalist in Riverside, California
Dr. Diants practices at Riverside Medical Center in Riverside, California, part of Kaiser Permanente.
Dr. Diants' NPI, 1619105608, was assigned on June 29, 2009. Dr. Diants graduated from Yerevan State Medical University in 1996. Dr. Diants holds California license A106644.
- NPI
- 1619105608NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2860539749
- NPI enumeration date
- June 29, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (951) 353-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Liana Diants practices at Riverside Medical Center in Riverside, California
Dr. Diants' primary practice is Riverside Medical Center, at 10800 Magnolia Avenue, Riverside, CA 92505 in Riverside County. The practice phone is (951) 353-2000.
- Riverside Medical Center10800 Magnolia Avenue, Riverside, CA 92505 · Riverside CountyPhone(951) 353-2000
Source: Dmand AI Affiliation Data
Dr. Liana Diants is affiliated with 4 sites of care and 3 medical groups
Dr. Diants' primary practice is Riverside Medical Center in Riverside, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Diants to 3 more group practices and clinics and 2 medical groups, 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. Liana Diants' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Diants practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Riverside Medical Center | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Liana Diants is one of 3,186 hospitalists in California
Hospitalist is Dr. Diants' primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Diants is licensed in California.
Specialties and state licenses
- Hospitalist, CaliforniaPrimary
Clinical focus
Dmand AI lists sepsis, stroke and urinary tract infection among the conditions Dr. Diants treats.
Hospitalists near Dr. Diants
Counts of hospitalists 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. Liana Diants billed Medicare for 54 services in 2021
CMS data shows 54 Medicare services from Dr. Diants across 1 procedure code in 2021. Medicare paid $4,817 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Diants' Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 1942021: 5472%
Dr. Diants compared with the California median for hospitalists, 2021
- Dr. Diants
- California median
- Medicare services
- 54vs 43087% below
- Part D claims
- 219vs 693.2 times
Medians across 2,991 hospitalists in California with Dmand AI profiles that report each measure.
Dr. Diants' most billed Medicare procedure codes, 2021
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. Diants and other hospitalists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Liana Diants' patients have a median age of 70
Across all payers, Dmand AI patient panel data puts Dr. Diants' median patient age at 70, with 58% women.
Dr. Diants' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women58%
- Men42%
Source: Dmand AI Patient Panel Data
Dr. Liana Diants wrote 447 Medicare Part D claims in 2024
In 2024, Dr. Diants wrote 447 Medicare Part D claims for 176 patients. 93% of them were for generic drugs. CMS names the drug for 219 of them, across 12 drugs with 11 or more claims each, at $2,747 in total drug cost. In 2023, CMS named 195 claims across 11 drugs.
Dr. Diants' Part D claims by kind of drug, 2024
- Generic416 claims93%
- Brand-name and other31 claims7%
Dr. Diants' 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. Diants' Part D claims, 2024
- Opioids4%20 of 447 claims
- Antibiotics19%84 of 447 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: 1952024: 21912%
Drugs named by CMS: 12 in 2024, 11 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. Liana Diants takes part in Medicare
Dr. Diants 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. Liana Diants received $50 in industry payments from 2016 to 2021
CMS Open Payments shows 4 general payments to Dr. Diants from 4 drug and device companies from 2016 to 2021. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $14.
General payments to Dr. Diants by program year, 2016 to 2021
Companies that paid Dr. Diants the most, 2016 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Liana Diants graduated from Yerevan State Medical University
Dr. Diants graduated from Yerevan State Medical University in 1996.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Liana Diants accepts plans from 2 insurance carriers
Dr. Diants is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Diants accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Liana Diants'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 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) |
| 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. Liana Diants
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. Liana Diants' NPI number?
Dr. Liana Diants' NPI number is 1619105608. It was assigned on June 29, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Liana Diants?
Dr. Liana Diants is a hospitalist in Riverside, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Liana Diants practice?
Dr. Diants practices at 10800 Magnolia Avenue, Riverside, CA 92505. Dr. Diants' primary practice is Riverside Medical Center in Riverside, California, part of Kaiser Permanente. Dmand AI also links Dr. Diants to 3 group practices and clinics and 2 medical groups.
What is Dr. Liana Diants' office phone number?
The practice phone on file for Dr. Diants is (951) 353-2000.
What is Dr. Liana Diants' medical license number?
Dr. Diants holds California license A106644.
Which hospitals is Dr. Liana Diants affiliated with?
Dr. Diants practices at Riverside Medical Center in Riverside, California.
What medical group is Dr. Liana Diants part of?
Dr. Diants is linked to Southern California Permanente Medical Group. Dmand AI links Dr. Diants to 2 more medical groups.
Does Dr. Liana Diants accept Medicare?
Yes. CMS data shows Dr. Diants billed Medicare for 54 services in 2021, and Dr. Diants accepts Medicare assignment.
What services does Dr. Liana Diants bill to Medicare?
In 2021, Dr. Diants' most billed Medicare services were hospital inpatient care (99233).
Where did Dr. Liana Diants go to medical school?
Dr. Diants graduated from Yerevan State Medical University in 1996.
Show 4 more questionsShow fewer questions
What drugs does Dr. Liana Diants prescribe most?
In 2024 Medicare Part D data, Dr. Diants' most prescribed drugs by claims were Furosemide, Ciprofloxacin HCl and Prednisone.
Has Dr. Liana Diants received payments from drug or device companies?
CMS Open Payments shows $50 in general payments to Dr. Diants from 4 companies from 2016 to 2021. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Liana Diants been practicing?
Dr. Diants graduated from medical school in 1996, 30 years ago.
What insurance does Dr. Liana Diants accept?
Dr. Diants is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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