Dr. Visal Nga, DO
- Medicare services, 2024
- 3,605
- Medicare patients, 2024
- 458
- Part D claims, 2024
- 9,954
- Publications
- 1
- MIPS score, 2024
- 75
- Practice address
- 1269 E Anaheim St, Long Beach, CA 90813-3709
- Practice phone
- Call (562) 599-5300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Visal Nga DO INC
Primary care practice · Long Beach, California
Find Dr. Nga'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. Visal Nga is an internist in Long Beach, California
Dr. Nga practices at Visal Nga DO INC in Long Beach, California.
Dr. Nga's NPI, 1891029781, was assigned on September 24, 2009. Dr. Nga graduated from Touro University Nevada in 2008. Dr. Nga holds California license 20A10947.
- NPI
- 1891029781NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7911178132
- NPI enumeration date
- September 24, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (562) 599-5300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Visal Nga practices at Visal Nga DO INC in Long Beach, California
Dr. Nga's primary practice is Visal Nga DO INC, at 1269 E Anaheim St, Long Beach, CA 90813-3709. The practice phone is (562) 599-5300.
- Visal Nga DO INC1269 E Anaheim St, Long Beach, CA 90813-3709Phone(562) 599-5300
Source: Dmand AI Affiliation Data
Dr. Visal Nga is affiliated with 17 sites of care and 4 medical groups
Dr. Nga's primary practice is Visal Nga DO INC in Long Beach, California. Dr. Nga is also affiliated with Dignity Health - St. Mary Medical Center. The medical group on file is Visal Nga, D.O. Inc. Dmand AI also links Dr. Nga to 2 more hospitals, 5 home health agencies, 5 skilled nursing facilities, 3 group practices and clinics and 3 medical groups, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Visal Nga's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nga practices, 17 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Visal Nga DO INC | Available with a free account |
| +16 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Visal Nga is one of 16,751 internists in California
Internal medicine is Dr. Nga's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Nga is board certified in 2009 - 2026 by the CA State License. Dr. Nga is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acid reflux, acute diabetes, acute respiratory failure, acute stomach ulcer, anemia, arthritis, asthma and atrial fibrillation and flutter among the conditions Dr. Nga treats.
Internists near Dr. Nga
Counts of internists 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. Visal Nga billed Medicare for 3,605 services in 2024
CMS data shows 3,605 Medicare services from Dr. Nga across 13 procedure codes in 2024, for 458 Medicare patients. Medicare paid $315,632 for them.
Dr. Nga's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3,1032024: 3,46612%
- Lab and pathology
- 2023: 1012024: 1001%
- Other services
- 2023: 412024: 395%
Where Dr. Nga's Medicare services took place, 2024
- In an office44312%
- In a facility3,16288%
Dr. Nga compared with the California median for internists, 2024
- Dr. Nga
- California median
- Medicare services
- 3,605vs 36110.0 times
- Medicare patients
- 458vs 1513.0 times
- Part D claims
- 9,072vs 42121.5 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Nga'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. Nga?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Nga and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Visal Nga treated 458 Medicare patients in 2024, average age 73
CMS counts 458 Medicare patients who saw Dr. Nga in 2024. The largest group is 65 to 74, with 201 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 83% are also on Medicaid. Their average risk score is 3.20, 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. Nga's median patient age at 61, with 54% women.
Dr. Nga's Medicare patients by age, 2024
Dr. Nga's Medicare patients by sex, 2024
- Women22850%
- Men23050%
Chronic conditions among Dr. Nga's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes62%
- Arthritis55%
- Mood disorders52%
- Ischemic heart disease48%
- Depression47%
- Chronic kidney disease45%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nga's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Visal Nga wrote 9,954 Medicare Part D claims in 2024
In 2024, Dr. Nga wrote 9,954 Medicare Part D claims for 485 patients. 82% of them were for generic drugs. CMS names the drug for 9,072 of them, across 154 drugs with 11 or more claims each, at $684,578 in total drug cost. In 2023, CMS named 6,993 claims across 136 drugs.
Dr. Nga's Part D claims by kind of drug, 2024
- Generic8,157 claims82%
- Brand-name1,523 claims15%
- Other274 claims3%
Dr. Nga'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. Nga's Part D claims, 2024
- Opioids4%379 of 9,954 claims
- Antibiotics3%304 of 9,954 claims
- Antipsychotics, patients 65 and over1%61 of 9,954 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: 6,9932024: 9,07230%
Drugs named by CMS: 154 in 2024, 136 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
Dr. Visal Nga scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Nga for performance year 2024, reported individually. Dr. Nga accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Visal Nga has 1 publication on record
Dmand AI links 1 paper to Dr. Nga in 2011. Dr. Nga's most frequent co-authors are David Sokoyoon Chung, MD and Viktor E. Eysselein, MD.
Dr. Nga's most frequent co-authors
Recent publications by Dr. Nga
See who Dr. Nga researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Nga 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. Visal Nga received $943 in industry payments from 2016 to 2024
CMS Open Payments shows 26 general payments to Dr. Nga from 7 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $340.
General payments to Dr. Nga by program year, 2016 to 2024
Companies that paid Dr. Nga 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. Visal Nga graduated from Touro University Nevada
Dr. Nga graduated from Touro University Nevada in 2008. Dr. Nga is a member of AOA and SHM.
- Medical school
- Board certified in 2009 - 2026
Source: Dmand AI Professional Profile Data
Dr. Visal Nga accepts plans from 12 insurance carriers
Dr. Nga is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Elevance
- United Healthcare
- LA Care
- HCSC
- Molina
- Regence Health Plans
- +4 more carriersWith a free account
Plan types Dr. Nga accepts, by number of carriers
- Medicare9
- HMO7
- PPO6
- POS4
- EPO3
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Visal Nga'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 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)Clinician Public Reporting: Overall MIPS Performance (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 Dr. Visal Nga
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. Visal Nga's NPI number?
Dr. Visal Nga's NPI number is 1891029781. It was assigned on September 24, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Visal Nga?
Dr. Visal Nga is an internist in Long Beach, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Visal Nga practice?
Dr. Nga practices at 1269 E Anaheim St, Long Beach, CA 90813-3709. Dr. Nga's primary practice is Visal Nga DO INC in Long Beach, California. Dmand AI also links Dr. Nga to 2 hospitals, 5 home health agencies, 5 skilled nursing facilities, 3 group practices and clinics and 3 medical groups.
What is Dr. Visal Nga's office phone number?
The practice phone on file for Dr. Nga is (562) 599-5300.
What is Dr. Visal Nga's medical license number?
Dr. Nga holds California license 20A10947.
Which hospitals is Dr. Visal Nga affiliated with?
Dr. Nga is affiliated with Dignity Health - St. Mary Medical Center. Dmand AI links Dr. Nga to 2 more hospitals.
What medical group is Dr. Visal Nga part of?
Dr. Nga is linked to Visal Nga, D.O. Inc. Dmand AI links Dr. Nga to 3 more medical groups.
Does Dr. Visal Nga accept Medicare?
Yes. CMS data shows Dr. Nga billed Medicare for 3,605 services in 2024, and Dr. Nga accepts Medicare assignment.
What is Dr. Visal Nga's MIPS score?
Dr. Nga's MIPS final score for performance year 2024 is 75 out of 100, reported individually.
How many Medicare patients does Dr. Visal Nga see?
CMS counts 458 Medicare patients who saw Dr. Nga in 2024, with an average age of 73.
Show 9 more questionsShow fewer questions
Is Dr. Visal Nga board certified?
Yes. Dr. Nga is board certified in 2009 - 2026 by the CA State License.
What services does Dr. Visal Nga bill to Medicare?
In 2024, Dr. Nga's most billed Medicare services were hospital inpatient care (99233), nursing facility care (99308) and hospital inpatient care (99223).
Where did Dr. Visal Nga go to medical school?
Dr. Nga graduated from Touro University Nevada in 2008.
What drugs does Dr. Visal Nga prescribe most?
In 2024 Medicare Part D data, Dr. Nga's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Furosemide.
Has Dr. Visal Nga received payments from drug or device companies?
CMS Open Payments shows $943 in general payments to Dr. Nga from 7 companies from 2016 to 2024. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Visal Nga been practicing?
Dr. Nga graduated from medical school in 2008, 18 years ago.
Does Dr. Visal Nga do research?
Dmand AI links 1 publication to Dr. Nga.
Who does Dr. Visal Nga publish with?
Dr. Nga's most frequent co-authors are David Sokoyoon Chung, MD (1 shared paper) and Viktor E. Eysselein, MD (1 shared paper).
What insurance does Dr. Visal Nga accept?
Dr. Nga is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.
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