Karen Yvonne Serrano Perez, PA-C

  • Salinas, CA
  • Physician assistant
NPI1609554930
Medicare services, 2024
75
Medicare patients, 2024
75
Part D claims, 2024
47
MIPS score, 2024
95
Hospital affiliations
1
Practice address
450 East Romie Lane, Salinas, CA 93901
Practice phone
Call (831) 757-4333
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Salinas Valley Health Medical Center

Hospital · Salinas, California

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Karen Yvonne Serrano Perez is a physician assistant in Salinas, California

Karen Serrano Perez practices at Salinas Valley Health Medical Center in Salinas, California, part of Salinas Valley Memorial Healthcare System.

Karen Serrano Perez's NPI, 1609554930, was assigned on July 7, 2023. Karen Serrano Perez holds California license PA62958.

NPI and contact details
NPI enumeration date
July 7, 2023
NPI status
Active
Practice phone
(831) 757-4333
Professional email
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Personal email
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Mobile number
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Sex
Female

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

Karen Yvonne Serrano Perez practices at Salinas Valley Health Medical Center in Salinas, California

Karen Serrano Perez's primary practice is Salinas Valley Health Medical Center, at 450 East Romie Lane, Salinas, CA 93901 in Monterey County. The practice phone is (831) 757-4333.

Source: Dmand AI Affiliation Data

Karen Yvonne Serrano Perez is affiliated with 1 site of care and 1 medical group

Karen Serrano Perez's primary practice is Salinas Valley Health Medical Center in Salinas, California, part of Salinas Valley Memorial Healthcare System. The medical group on file is Salinas Valley Emergency Medical Group.

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

Dmand AI tracks the EHR system at Karen Yvonne Serrano Perez's practice

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

EHR by site
SiteEHR vendor and product
Salinas Valley Health Medical CenterAvailable with a free account

Source: Dmand AI Technology Install Data

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Dmand AI maps EHR vendors, IT decision makers and buying committees across Salinas Valley Memorial Healthcare System and 6.2K+ hospitals, with verified contacts in the same login.

Karen Yvonne Serrano Perez is one of 11,482 physician assistants in California

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

Specialties and state licenses

  • Physician assistant, CaliforniaPrimaryLicense PA62958 · taxonomy 363A00000X

Physician assistants near Karen Serrano Perez

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

Karen Yvonne Serrano Perez billed Medicare for 75 services in 2024

CMS data shows 75 Medicare services from Karen Serrano Perez across 3 procedure codes in 2024, for 75 Medicare patients. Medicare paid $5,278 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202475
Medicare patients75
Paid by Medicare$5,278
Procedure codes3

Karen Serrano Perez compared with the California median for physician assistants, 2024

  • Karen Serrano Perez
  • California median
Medicare services
75vs 20463% below
Medicare patients
75vs 10529% below

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

Karen Serrano Perez'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

Karen Yvonne Serrano Perez treated 75 Medicare patients in 2024, average age 66

CMS counts 75 Medicare patients who saw Karen Serrano Perez in 2024. The largest group is 65 to 74, with 29 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 67% are also on Medicaid. Their average risk score is 1.25, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Karen Serrano Perez's median patient age at 15, with 52% women.

Medicare patients, 202475
Average age66
Average risk score1.25
Also on Medicaid67%

Karen Serrano Perez's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Karen Serrano Perez's Medicare patients by sex, 2024

  • Women4459%
  • Men3141%

Chronic conditions among Karen Serrano Perez's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Diabetes52%
  4. Arthritis45%
  5. Anxiety35%
  6. Mood disorders32%
  7. Depression29%
  8. Ischemic heart disease24%

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

Karen Serrano Perez's patients across all payers

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

Patient panel by age, all payers

Median age 15

Patient panel by sex, all payers

  • Women52%
  • Men48%

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

Karen Yvonne Serrano Perez wrote 47 Medicare Part D claims in 2024

In 2024, Karen Serrano Perez wrote 47 Medicare Part D claims for 38 patients. 94% of them were for generic drugs.

Part D claims, 202447
Part D patients38

Karen Serrano Perez's Part D claims by kind of drug, 2024

  • Generic44 claims94%
  • Brand-name and other3 claims6%

Drug classes CMS tracks in Karen Serrano Perez's Part D claims, 2024

  • Antibiotics40%19 of 47 claims

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

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

Karen Yvonne Serrano Perez scored 95 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Karen Serrano Perez for performance year 2024, reported as part of a group.

Karen Serrano Perez's MIPS scores, performance year 2024

  • 95of 100Final score
  • 77.4of 100Quality
  • 40of 100Improvement Activities
  • 98of 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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Karen Yvonne Serrano Perez received $117 in industry payments in 2025

CMS Open Payments shows 1 general payment to Karen Serrano Perez from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $117.

Companies that paid Karen Serrano Perez the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Karen Serrano Perez

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Karen Yvonne Serrano Perez'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 (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesClinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Industry paymentsOpen Payments (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 Karen Yvonne Serrano Perez

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

What is Karen Yvonne Serrano Perez's NPI number?

Karen Yvonne Serrano Perez's NPI number is 1609554930. It was assigned on July 7, 2023, and it is active in the NPI Registry.

What does Karen Yvonne Serrano Perez specialize in?

Karen Yvonne Serrano Perez is a physician assistant in Salinas, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does Karen Yvonne Serrano Perez practice?

Karen Serrano Perez practices at 450 East Romie Lane, Salinas, CA 93901. Karen Serrano Perez's primary practice is Salinas Valley Health Medical Center in Salinas, California, part of Salinas Valley Memorial Healthcare System.

What is Karen Yvonne Serrano Perez's office phone number?

The practice phone on file for Karen Serrano Perez is (831) 757-4333.

What is Karen Yvonne Serrano Perez's medical license number?

Karen Serrano Perez holds California license PA62958.

Which hospitals is Karen Yvonne Serrano Perez affiliated with?

Karen Serrano Perez practices at Salinas Valley Health Medical Center in Salinas, California.

What medical group is Karen Yvonne Serrano Perez part of?

Karen Serrano Perez is linked to Salinas Valley Emergency Medical Group.

Does Karen Yvonne Serrano Perez accept Medicare?

Yes. CMS data shows Karen Serrano Perez billed Medicare for 75 services in 2024.

What is Karen Yvonne Serrano Perez's MIPS score?

Karen Serrano Perez's MIPS final score for performance year 2024 is 95 out of 100, reported as part of a group.

How many Medicare patients does Karen Yvonne Serrano Perez see?

CMS counts 75 Medicare patients who saw Karen Serrano Perez in 2024, with an average age of 66.

Show 3 more questionsShow fewer questions

What services does Karen Yvonne Serrano Perez bill to Medicare?

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

Has Karen Yvonne Serrano Perez received payments from drug or device companies?

CMS Open Payments shows $117 in general payments to Karen Serrano Perez from 1 company from 2025 to 2025. The largest total came from Abbvie Inc.

How long has Karen Yvonne Serrano Perez been practicing?

Karen Serrano Perez's NPI was assigned in 2023.

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