Johnny Quan

  • Ventura, CA
  • Physician assistant
NPI1174037840
Medicare services, 2024
197
Medicare patients, 2024
196
Part D claims, 2024
359
MIPS score, 2024
90
Hospital affiliations
1
Practice address
147 North Brent Street, Ventura, CA 93003
Practice phone
Call (805) 652-5011
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Community Memorial Hospital - Ventura

Hospital · Ventura, California

See all 5 affiliations

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Johnny Quan is a physician assistant in Ventura, California

Johnny Quan practices at Community Memorial Hospital - Ventura in Ventura, California, part of Community Memorial Healthcare.

Johnny Quan's NPI, 1174037840, was assigned on November 16, 2017. Johnny Quan holds California license 55130.

NPI and contact details
NPI enumeration date
November 16, 2017
NPI status
Active
Practice phone
(805) 652-5011
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
35
Medical school graduation
2017

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Johnny Quan practices at Community Memorial Hospital - Ventura in Ventura, California

Johnny Quan's primary practice is Community Memorial Hospital - Ventura, at 147 North Brent Street, Ventura, CA 93003 in Ventura County. The practice phone is (805) 652-5011.

Source: Dmand AI Affiliation Data

Johnny Quan is affiliated with 1 site of care and 4 medical groups

Johnny Quan's primary practice is Community Memorial Hospital - Ventura in Ventura, California, part of Community Memorial Healthcare. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Johnny Quan to 3 more medical groups, each named with a free account.

See all 5 affiliations for Johnny Quan

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Johnny Quan's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Johnny Quan practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Community Memorial Hospital - VenturaAvailable with a free account
+3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Johnny Quan is one of 11,482 physician assistants in California

Physician assistant is Johnny Quan's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Johnny Quan is licensed in California.

Specialties and state licenses

  • Physician assistant, CaliforniaPrimaryLicense 55130 · taxonomy 363A00000X

Clinical focus

Dmand AI lists acute skin infection among the conditions Johnny Quan treats.

Physician assistants near Johnny Quan

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

Johnny Quan billed Medicare for 197 services in 2024

CMS data shows 197 Medicare services from Johnny Quan across 3 procedure codes in 2024, for 196 Medicare patients. Medicare paid $16,893 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024197
Medicare patients196
Paid by Medicare$16,893
Procedure codes3

Johnny Quan compared with the California median for physician assistants, 2024

  • Johnny Quan
  • California median
Medicare services
197vs 204Close to median
Medicare patients
196vs 10587% above
Part D claims
237vs 243Close to median

Medians across 7,065 physician assistants in California with Dmand AI profiles that report each measure.

Johnny Quan'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Johnny Quan treated 196 Medicare patients in 2024, average age 73

CMS counts 196 Medicare patients who saw Johnny Quan in 2024. The largest group is 65 to 74, with 88 patients. 75% of them have high blood pressure, and 69% have high cholesterol. 32% are also on Medicaid. Their average risk score is 1.46, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Johnny Quan's median patient age at 45, with 62% women.

Medicare patients, 2024196
Average age73
Average risk score1.46
Also on Medicaid32%

Johnny Quan's Medicare patients by age, 2024

Johnny Quan's Medicare patients by sex, 2024

  • Women12363%
  • Men7337%

Chronic conditions among Johnny Quan's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol69%
  3. Arthritis56%
  4. Diabetes32%
  5. Mood disorders29%
  6. Anxiety28%
  7. Depression26%
  8. Chronic kidney disease22%

Share of Medicare patients with each condition. A patient can have several.

Johnny Quan's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 45

Patient panel by sex, all payers

  • Women62%
  • Men38%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Johnny Quan wrote 359 Medicare Part D claims in 2024

In 2024, Johnny Quan wrote 359 Medicare Part D claims for 261 patients. 94% of them were for generic drugs. CMS names the drug for 237 of them, across 10 drugs with 11 or more claims each, at $1,593 in total drug cost.

Part D claims, 2024359
Drugs named by CMS10
Total drug cost$1,593
Part D patients261

Johnny Quan's Part D claims by kind of drug, 2024

  • Generic336 claims94%
  • Brand-name and other23 claims6%

Johnny Quan'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 Johnny Quan's Part D claims, 2024

  • Opioids24%85 of 359 claims
  • Antibiotics31%110 of 359 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

See all prescribing by Johnny Quan

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

Johnny Quan scored 90 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 90 out of 100 for Johnny Quan for performance year 2024, reported as part of a group.

Johnny Quan's MIPS scores, performance year 2024

  • 90of 100Final score
  • 78.6of 100Quality
  • 40of 100Improvement Activities
  • 80of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Sources for Johnny Quan's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesClinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Johnny Quan

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Johnny Quan's NPI number?

Johnny Quan's NPI number is 1174037840. It was assigned on November 16, 2017, and it is active in the NPI Registry.

What does Johnny Quan specialize in?

Johnny Quan is a physician assistant in Ventura, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does Johnny Quan practice?

Johnny Quan practices at 147 North Brent Street, Ventura, CA 93003. Johnny Quan's primary practice is Community Memorial Hospital - Ventura in Ventura, California, part of Community Memorial Healthcare. Dmand AI also links Johnny Quan to 3 medical groups.

What is Johnny Quan's office phone number?

The practice phone on file for Johnny Quan is (805) 652-5011.

What is Johnny Quan's medical license number?

Johnny Quan holds California license 55130.

Which hospitals is Johnny Quan affiliated with?

Johnny Quan practices at Community Memorial Hospital - Ventura in Ventura, California.

What medical group is Johnny Quan part of?

Johnny Quan is linked to Southern California Permanente Medical Group. Dmand AI links Johnny Quan to 3 more medical groups.

Does Johnny Quan accept Medicare?

Yes. CMS data shows Johnny Quan billed Medicare for 197 services in 2024.

What is Johnny Quan's MIPS score?

Johnny Quan's MIPS final score for performance year 2024 is 90 out of 100, reported as part of a group.

How many Medicare patients does Johnny Quan see?

CMS counts 196 Medicare patients who saw Johnny Quan in 2024, with an average age of 73.

Show 3 more questionsShow fewer questions

What services does Johnny Quan bill to Medicare?

In 2024, Johnny Quan's most billed Medicare services were emergency department visit (99284), emergency department visit (99285) and emergency department visit (99283).

What drugs does Johnny Quan prescribe most?

In 2024 Medicare Part D data, Johnny Quan's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Cephalexin and Ondansetron ODT.

How long has Johnny Quan been practicing?

Johnny Quan graduated from medical school in 2017, 9 years ago.

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