Gordon K. Iwasaki, PA
- Medicare services, 2024
- 2,807
- Medicare patients, 2024
- 241
- Part D claims, 2024
- 3,283
- MIPS score, 2024
- 22
- Hospital affiliations
- 1
- Practice address
- 7901 Frost St, San Diego, CA 92123
- Practice phone
- Call (858) 939-3400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Gordon Iwasaki'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.
Gordon K. Iwasaki is a physician assistant in San Diego, California
Gordon Iwasaki practices at Sharp Memorial Hospital in San Diego, California, part of Sharp HealthCare.
Gordon Iwasaki's NPI, 1619149929, was assigned on March 26, 2008.
- NPI
- 1619149929NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8628088234
- NPI enumeration date
- March 26, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (858) 939-3400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- 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)
Gordon K. Iwasaki practices at Sharp Memorial Hospital in San Diego, California
Gordon Iwasaki's primary practice is Sharp Memorial Hospital, at 7901 Frost St, San Diego, CA 92123 in San Diego County. The practice phone is (858) 939-3400.
- Sharp Memorial Hospital7901 Frost St, San Diego, CA 92123 · San Diego CountyPhone(858) 939-3400
Source: Dmand AI Affiliation Data
Gordon K. Iwasaki is affiliated with 4 sites of care and 2 medical groups
Gordon Iwasaki's primary practice is Sharp Memorial Hospital in San Diego, California, part of Sharp HealthCare. The medical group on file is California Pain Consultants. Dmand AI also links Gordon Iwasaki to 2 more group practices and clinics, 1 home health agency and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Gordon K. Iwasaki's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gordon Iwasaki practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sharp Memorial Hospital | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Gordon K. Iwasaki is one of 2,381 physician assistants in California
Medical is Gordon Iwasaki's primary specialty in the NPI Registry, under taxonomy code 363AM0700X.
Specialties and state licenses
- Medical physician assistantPrimary
Clinical focus
Dmand AI lists arthritis, bursitis, depression, enthesopathy in arms, fibromyalgia and chronic pain, hereditary polyneuropathy, joint pain and lower back pain among the conditions Gordon Iwasaki treats.
Physician assistants near Gordon Iwasaki
Counts of physician assistants 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
Gordon K. Iwasaki billed Medicare for 2,807 services in 2024
CMS data shows 2,807 Medicare services from Gordon Iwasaki across 9 procedure codes in 2024, for 241 Medicare patients. Medicare paid $339,865 for them. Every service was in an office.
Gordon Iwasaki's Medicare services by type, 2024
- Lab and pathology907
- Other services903
- Office and hospital visits894
- Drugs given in the office62
- Tests and treatments25
- Surgery16
Gordon Iwasaki compared with the California median for physician assistants, 2024
- Gordon Iwasaki
- California median
- Medicare services
- 2,807vs 27810.1 times
- Medicare patients
- 241vs 1162.1 times
- Part D claims
- 3,133vs 4407.1 times
Medians across 1,473 physician assistants in California with Dmand AI profiles that report each measure.
Gordon Iwasaki'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 Gordon Iwasaki and other physician assistants in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Gordon K. Iwasaki treated 241 Medicare patients in 2024, average age 70
CMS counts 241 Medicare patients who saw Gordon Iwasaki in 2024. The largest group is 65 to 74, with 105 patients. 75% of them have arthritis, and 75% have high blood pressure. 52% are also on Medicaid. Their average risk score is 1.94, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Gordon Iwasaki's median patient age at 67, with 55% women.
Gordon Iwasaki's Medicare patients by age, 2024
Gordon Iwasaki's Medicare patients by sex, 2024
- Women15062%
- Men9138%
Chronic conditions among Gordon Iwasaki's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol73%
- Mood disorders46%
- Anxiety42%
- Depression39%
- Ischemic heart disease34%
- Chronic kidney disease29%
Share of Medicare patients with each condition. A patient can have several.
Gordon Iwasaki'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
- Women55%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Gordon K. Iwasaki wrote 3,283 Medicare Part D claims in 2024
In 2024, Gordon Iwasaki wrote 3,283 Medicare Part D claims for 283 patients. 95% of them were for generic drugs. CMS names the drug for 3,133 of them, across 30 drugs with 11 or more claims each, at $144,343 in total drug cost.
Gordon Iwasaki's Part D claims by kind of drug, 2024
- Generic3,109 claims95%
- Brand-name174 claims5%
Gordon Iwasaki'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 Gordon Iwasaki's Part D claims, 2024
- Opioids56%1,835 of 3,283 claims
- Antibiotics0%15 of 3,283 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
Gordon K. Iwasaki scored 22 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 22 out of 100 for Gordon Iwasaki for performance year 2024, reported individually. Gordon Iwasaki accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Gordon Iwasaki as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Gordon Iwasaki's MIPS scores, performance year 2024
- 22of 100Final score
- 0of 100Quality
- 0of 100Improvement Activities
- 72of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Gordon K. Iwasaki received $2,131 in industry payments from 2024 to 2025
CMS Open Payments shows 96 general payments to Gordon Iwasaki from 10 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Forte Bio-pharma LLC paid the most, $1,007.
General payments to Gordon Iwasaki by program year, 2024 to 2025
Companies that paid Gordon Iwasaki the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Gordon K. Iwasaki'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Gordon K. Iwasaki
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gordon K. Iwasaki's NPI number?
Gordon K. Iwasaki's NPI number is 1619149929. It was assigned on March 26, 2008, and it is active in the NPI Registry.
What does Gordon K. Iwasaki specialize in?
Gordon K. Iwasaki is a physician assistant in San Diego, California. The primary specialty in the NPI Registry is Medical Physician Assistant (taxonomy code 363AM0700X).
Where does Gordon K. Iwasaki practice?
Gordon Iwasaki practices at 7901 Frost St, San Diego, CA 92123. Gordon Iwasaki's primary practice is Sharp Memorial Hospital in San Diego, California, part of Sharp HealthCare. Dmand AI also links Gordon Iwasaki to 2 group practices and clinics, 1 home health agency and 1 medical group.
What is Gordon K. Iwasaki's office phone number?
The practice phone on file for Gordon Iwasaki is (858) 939-3400.
Which hospitals is Gordon K. Iwasaki affiliated with?
Gordon Iwasaki practices at Sharp Memorial Hospital in San Diego, California.
What medical group is Gordon K. Iwasaki part of?
Gordon Iwasaki is linked to California Pain Consultants. Dmand AI links Gordon Iwasaki to 1 more medical group.
Does Gordon K. Iwasaki accept Medicare?
Yes. CMS data shows Gordon Iwasaki billed Medicare for 2,807 services in 2024, and Gordon Iwasaki accepts Medicare assignment.
Does Gordon K. Iwasaki offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Gordon Iwasaki as offering telehealth services.
What is Gordon K. Iwasaki's MIPS score?
Gordon Iwasaki's MIPS final score for performance year 2024 is 22 out of 100, reported individually.
How many Medicare patients does Gordon K. Iwasaki see?
CMS counts 241 Medicare patients who saw Gordon Iwasaki in 2024, with an average age of 70.
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What services does Gordon K. Iwasaki bill to Medicare?
In 2024, Gordon Iwasaki's most billed Medicare services were lab and pathology test (80307), medicare service (G0483) and office visit, established patient (99214).
What drugs does Gordon K. Iwasaki prescribe most?
In 2024 Medicare Part D data, Gordon Iwasaki's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Oxycodone-Acetaminophen and Gabapentin.
Has Gordon K. Iwasaki received payments from drug or device companies?
CMS Open Payments shows $2,131 in general payments to Gordon Iwasaki from 10 companies from 2024 to 2025. The largest total came from Forte Bio-pharma LLC.
How long has Gordon K. Iwasaki been practicing?
Gordon Iwasaki graduated from medical school in 1995, 31 years ago.
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