J Am Acad Dermatol
Carcinoma, Squamous CellSkin Neoplasms
Dr. Raymond E. Kwa, MD
NPI1609853092
- Medicare services, 2024
- 435
- Medicare patients, 2024
- 122
- Part D claims, 2024
- 129
- Publications
- 1
- Industry payments
- $3,028
- Practice address
- 27700 Medical Center Rd, Mission Viejo, CA 92691
- Practice phone
- Call (949) 364-1400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mission Hospital
Mission Viejo, California
Find Dr. Kwa'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. Raymond E. Kwa is an internist in Mission Viejo, California
Dr. Kwa practices at Mission Hospital in Mission Viejo, California.
Dr. Kwa's NPI, 1609853092, was assigned on December 27, 2005. Dr. Kwa graduated from Wake Forest School of Medicine in 1991. Dr. Kwa holds California license G75909.
NPI and contact details
- NPI
- 1609853092NPI Registry (opens in a new tab)
- NPI enumeration date
- December 27, 2005
- NPI status
- Active
- Practice phone
- (949) 364-1400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Raymond E. Kwa practices at Mission Hospital in Mission Viejo, California
Dr. Kwa's primary practice is Mission Hospital, at 27700 Medical Center Rd, Mission Viejo, CA 92691 in Orange County. The practice phone is (949) 364-1400.
- Mission Hospital27700 Medical Center Rd, Mission Viejo, CA 92691 · Orange CountyPhone(949) 364-1400
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Raymond E. Kwa is affiliated with 3 sites of care and 2 medical groups
Dr. Kwa's primary practice is Mission Hospital in Mission Viejo, California. The medical group on file is St. Jude Heritage Medical Group. Dmand AI also links Dr. Kwa to 2 more group practices and clinics and 1 medical group, each named with a free account.
Mission HospitalPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Raymond E. Kwa's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kwa practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mission Hospital | 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 site where Dr. Kwa practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Raymond E. Kwa is one of 16,751 internists in California
Internal medicine is Dr. Kwa's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Kwa is board certified in internal medicine by the National Board of Physicians and Surgeons. Dr. Kwa is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists chronic kidney disease, congestive heart failure, electrolyte disorders, gastrointestinal bleeding, gastrointestinal inflammation, liver disease, lung disease: COPD, asthma or bronchitis and non-surgical back problems among the conditions Dr. Kwa treats.
Internists near Dr. Kwa
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. Raymond E. Kwa billed Medicare for 435 services in 2024
CMS data shows 435 Medicare services from Dr. Kwa across 6 procedure codes in 2024, for 122 Medicare patients. Medicare paid $40,984 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024435
Medicare patients122
Paid by Medicare$40,984
Procedure codes6
Dr. Kwa's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5442024: 43520%
Dr. Kwa compared with the California median for internists, 2024
- Dr. Kwa
- California median
- Medicare services
- 435vs 36120% above
- Medicare patients
- 122vs 15119% below
- Part D claims
- 11vs 42197% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Kwa'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. Kwa?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kwa and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Raymond E. Kwa treated 122 Medicare patients in 2024, average age 78
CMS counts 122 Medicare patients who saw Dr. Kwa in 2024. The largest group is 75 to 84, with 51 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 19% are also on Medicaid. Their average risk score is 2.18, 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. Kwa's median patient age at 82, with 39% women.
Medicare patients, 2024122
Average age78
Average risk score2.18
Also on Medicaid19%
Dr. Kwa's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Kwa's Medicare patients by sex, 2024
- Women6352%
- Men5948%
Chronic conditions among Dr. Kwa's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis65%
- Mood disorders47%
- Depression45%
- Atrial fibrillation43%
- Ischemic heart disease43%
- Anxiety41%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kwa's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 82
Patient panel by sex, all payers
- Women39%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Raymond E. Kwa wrote 129 Medicare Part D claims in 2024
In 2024, Dr. Kwa wrote 129 Medicare Part D claims for 62 patients. 92% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $73 in total drug cost.
Part D claims, 2024129
Drugs named by CMS1
Total drug cost$73
Part D patients62
Dr. Kwa's Part D claims by kind of drug, 2024
- Generic119 claims92%
- Brand-name and other10 claims8%
Dr. Kwa's most prescribed drugs by claims, 2022
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. Kwa's Part D claims, 2024
- Opioids9%11 of 129 claims
- Antibiotics23%30 of 129 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
For MedTech and pharma teams
Find internists like Dr. Kwa 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. Raymond E. Kwa has 1 publication on record
Dmand AI links 1 paper to Dr. Kwa.
Papers1
Recent publications by Dr. Kwa
See who Dr. Kwa researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Kwa 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. Raymond E. Kwa received $3,028 in industry payments from 2016 to 2025
CMS Open Payments shows 137 general payments to Dr. Kwa from 19 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $818.
General payments to Dr. Kwa by program year, 2016 to 2025
Companies that paid Dr. Kwa the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Raymond E. Kwa graduated from Wake Forest School of Medicine
Dr. Kwa graduated from Wake Forest School of Medicine in 1991.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Raymond E. Kwa accepts plans from 14 insurance carriers
Dr. Kwa is in network with 14 carriers, including Elevance, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Aetna
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Alliant Health Plans
- +6 more carriersWith a free account
Plan types Dr. Kwa accepts, by number of carriers
- PPO9
- Medicare7
- HMO6
- EPO3
- POS3
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Raymond E. Kwa'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| 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. Raymond E. Kwa
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. Raymond E. Kwa's NPI number?
Dr. Raymond E. Kwa's NPI number is 1609853092. It was assigned on December 27, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Raymond E. Kwa?
Dr. Raymond E. Kwa is an internist in Mission Viejo, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Raymond E. Kwa practice?
Dr. Kwa practices at 27700 Medical Center Rd, Mission Viejo, CA 92691. Dr. Kwa's primary practice is Mission Hospital in Mission Viejo, California. Dmand AI also links Dr. Kwa to 2 group practices and clinics and 1 medical group.
What is Dr. Raymond E. Kwa's office phone number?
The practice phone on file for Dr. Kwa is (949) 364-1400.
What is Dr. Raymond E. Kwa's medical license number?
Dr. Kwa holds California license G75909.
What medical group is Dr. Raymond E. Kwa part of?
Dr. Kwa is linked to St. Jude Heritage Medical Group. Dmand AI links Dr. Kwa to 1 more medical group.
Does Dr. Raymond E. Kwa accept Medicare?
Yes. CMS data shows Dr. Kwa billed Medicare for 435 services in 2024.
How many Medicare patients does Dr. Raymond E. Kwa see?
CMS counts 122 Medicare patients who saw Dr. Kwa in 2024, with an average age of 78.
Is Dr. Raymond E. Kwa board certified?
Yes. Dr. Kwa is board certified in internal medicine by the National Board of Physicians and Surgeons.
What services does Dr. Raymond E. Kwa bill to Medicare?
In 2024, Dr. Kwa's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99239).
Show 6 more questionsShow fewer questions
Where did Dr. Raymond E. Kwa go to medical school?
Dr. Kwa graduated from Wake Forest School of Medicine in 1991.
What drugs does Dr. Raymond E. Kwa prescribe most?
In 2022 Medicare Part D data, Dr. Kwa's most prescribed drugs by claims were Pantoprazole Sodium.
Has Dr. Raymond E. Kwa received payments from drug or device companies?
CMS Open Payments shows $3,028 in general payments to Dr. Kwa from 19 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Raymond E. Kwa been practicing?
Dr. Kwa graduated from medical school in 1991, 35 years ago.
Does Dr. Raymond E. Kwa do research?
Dmand AI links 1 publication to Dr. Kwa.
What insurance does Dr. Raymond E. Kwa accept?
Dr. Kwa is in network with 14 carriers, including Elevance, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. 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