Erin Elizabeth Esaki, PA-C
- Medicare services, 2024
- 721
- Medicare patients, 2024
- 359
- Part D claims, 2024
- 1,672
- MIPS score, 2024
- 90
- Hospital affiliations
- 1
- Practice address
- 2540 East St, Concord, CA 94520
- Practice phone
- Call (925) 682-8200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Erin Esaki'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.
Erin Elizabeth Esaki is a physician assistant in Concord, California
Erin Esaki practices at Concord Medical Center in Concord, California, part of John Muir Health.
Erin Esaki's NPI, 1023611100, was assigned on November 19, 2020.
- NPI
- 1023611100NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0345622809
- NPI enumeration date
- November 19, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (925) 682-8200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Erin Elizabeth Esaki practices at Concord Medical Center in Concord, California
Erin Esaki's primary practice is Concord Medical Center, at 2540 East St, Concord, CA 94520 in Contra Costa County. The practice phone is (925) 682-8200.
- Concord Medical Center2540 East St, Concord, CA 94520 · Contra Costa CountyPhone(925) 682-8200
Source: Dmand AI Affiliation Data
Erin Elizabeth Esaki is affiliated with 3 sites of care and 4 medical groups
Erin Esaki's primary practice is Concord Medical Center in Concord, California, part of John Muir Health. The medical group on file is John Muir Medical Group. Dmand AI also links Erin Esaki to 3 more medical groups and 2 group practices and clinics, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Erin Elizabeth Esaki's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Erin Esaki practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Concord Medical Center | Available with a free account |
| +2 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Erin Elizabeth Esaki is one of 11,482 physician assistants in California
Physician assistant is Erin Esaki's primary specialty in the NPI Registry, under taxonomy code 363A00000X.
Specialties and state licenses
- Physician assistantPrimary
Physician assistants near Erin Esaki
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
Erin Elizabeth Esaki billed Medicare for 721 services in 2024
CMS data shows 721 Medicare services from Erin Esaki across 4 procedure codes in 2024, for 359 Medicare patients. Medicare paid $57,409 for them.
Where Erin Esaki's Medicare services took place, 2024
- In an office69797%
- In a facility243%
Erin Esaki compared with the California median for physician assistants, 2024
- Erin Esaki
- California median
- Medicare services
- 721vs 2043.5 times
- Medicare patients
- 359vs 1053.4 times
- Part D claims
- 1,272vs 2435.2 times
Medians across 7,065 physician assistants in California with Dmand AI profiles that report each measure.
Erin Esaki'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
Erin Elizabeth Esaki treated 359 Medicare patients in 2024, average age 77
CMS counts 359 Medicare patients who saw Erin Esaki in 2024. The largest group is 75 to 84, with 154 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 16% are also on Medicaid. Their average risk score is 2.24, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Erin Esaki's median patient age at 54, with 67% women.
Erin Esaki's Medicare patients by age, 2024
Erin Esaki's Medicare patients by sex, 2024
- Women21861%
- Men14139%
Chronic conditions among Erin Esaki's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Cancer56%
- Arthritis41%
- Chronic kidney disease36%
- Diabetes29%
- Mood disorders27%
- Osteoporosis27%
Share of Medicare patients with each condition. A patient can have several.
Erin Esaki's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women67%
- Men31%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Erin Elizabeth Esaki wrote 1,672 Medicare Part D claims in 2024
In 2024, Erin Esaki wrote 1,672 Medicare Part D claims for 539 patients. 68% of them were for generic drugs. CMS names the drug for 1,272 of them, across 44 drugs with 11 or more claims each, at $6,461,459 in total drug cost.
Erin Esaki's Part D claims by kind of drug, 2024
- Generic1,145 claims68%
- Brand-name and other527 claims32%
Erin Esaki'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 Erin Esaki's Part D claims, 2024
- Opioids11%179 of 1,672 claims
- Antibiotics5%76 of 1,672 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
Erin Elizabeth Esaki 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 Erin Esaki for performance year 2024, reported as part of a group. Erin Esaki accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Erin Esaki's MIPS scores, performance year 2024
- 90of 100Final score
- 89.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 74of 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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Erin Elizabeth Esaki received $1,360 in industry payments from 2024 to 2025
CMS Open Payments shows 47 general payments to Erin Esaki from 22 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $207.
General payments to Erin Esaki by program year, 2024 to 2025
Companies that paid Erin Esaki 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 Erin Elizabeth Esaki'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 Erin Elizabeth Esaki
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Erin Elizabeth Esaki's NPI number?
Erin Elizabeth Esaki's NPI number is 1023611100. It was assigned on November 19, 2020, and it is active in the NPI Registry.
What does Erin Elizabeth Esaki specialize in?
Erin Elizabeth Esaki is a physician assistant in Concord, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Erin Elizabeth Esaki practice?
Erin Esaki practices at 2540 East St, Concord, CA 94520. Erin Esaki's primary practice is Concord Medical Center in Concord, California, part of John Muir Health. Dmand AI also links Erin Esaki to 3 medical groups and 2 group practices and clinics.
What is Erin Elizabeth Esaki's office phone number?
The practice phone on file for Erin Esaki is (925) 682-8200.
Which hospitals is Erin Elizabeth Esaki affiliated with?
Erin Esaki practices at Concord Medical Center in Concord, California.
What medical group is Erin Elizabeth Esaki part of?
Erin Esaki is linked to John Muir Medical Group. Dmand AI links Erin Esaki to 3 more medical groups.
Does Erin Elizabeth Esaki accept Medicare?
Yes. CMS data shows Erin Esaki billed Medicare for 721 services in 2024, and Erin Esaki accepts Medicare assignment.
What is Erin Elizabeth Esaki's MIPS score?
Erin Esaki's MIPS final score for performance year 2024 is 90 out of 100, reported as part of a group.
How many Medicare patients does Erin Elizabeth Esaki see?
CMS counts 359 Medicare patients who saw Erin Esaki in 2024, with an average age of 77.
What services does Erin Elizabeth Esaki bill to Medicare?
In 2024, Erin Esaki's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and office visit, established patient (99213).
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What drugs does Erin Elizabeth Esaki prescribe most?
In 2024 Medicare Part D data, Erin Esaki's most prescribed drugs by claims were Lenalidomide, Hydrocodone-Acetaminophen and Ondansetron HCl.
Has Erin Elizabeth Esaki received payments from drug or device companies?
CMS Open Payments shows $1,360 in general payments to Erin Esaki from 22 companies from 2024 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Erin Elizabeth Esaki been practicing?
Erin Esaki graduated from medical school in 2020, 6 years ago.
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