Elaine L. Chen, PA-C

  • Pasadena, CA
  • Physician assistant
NPI1962968032PAC ID2163892001
Medicare services, 2024
383
Medicare patients, 2024
206
Part D claims, 2024
1,042
Industry payments
$6,178
Affiliated sites
1
Practice address
630 S Raymond Ave, Pasadena, CA 91105
Practice phone
Call (626) 598-3770
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

West Coast Neurology, Inc

Pasadena, California

See all 3 affiliations

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Elaine L. Chen is a physician assistant in Pasadena, California

Elaine Chen practices at West Coast Neurology, Inc in Pasadena, California.

Elaine Chen's NPI, 1962968032, was assigned on February 14, 2019. Elaine Chen holds California license PA56541.

NPI and contact details
Medicare PAC ID
2163892001
NPI enumeration date
February 14, 2019
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(626) 598-3770
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
34
Medical school graduation
2018

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Elaine L. Chen practices at West Coast Neurology, Inc in Pasadena, California

Elaine Chen's primary practice is West Coast Neurology, Inc, at 630 S Raymond Ave, Pasadena, CA 91105 in Los Angeles County. The practice phone is (626) 598-3770.

  • West Coast Neurology, Inc
    630 S Raymond Ave, Pasadena, CA 91105 · Los Angeles CountyPhone(626) 598-3770

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Elaine L. Chen is affiliated with 2 sites of care and 1 medical group

Elaine Chen's primary practice is West Coast Neurology, Inc in Pasadena, California. The medical group on file is West Coast Neurology. Dmand AI also links Elaine Chen to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Elaine Chen

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

Dmand AI tracks the EHR system at Elaine L. Chen's practice

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

EHR by site
SiteEHR vendor and product
West Coast Neurology, IncAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Elaine L. Chen is one of 2,381 physician assistants in California

Medical is Elaine Chen's primary specialty in the NPI Registry, under taxonomy code 363AM0700X. Elaine Chen is licensed in California.

Specialties and state licenses

  • Medical physician assistant, CaliforniaPrimaryLicense PA56541 · taxonomy 363AM0700X

Clinical focus

Dmand AI lists epilepsy, fibromyalgia and chronic pain, head injury, hypersomnia, insomnia, lower back pain, non-alzheimer's dementia (chronic) and parkinson's disease among the conditions Elaine Chen treats.

Physician assistants near Elaine Chen

Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.

2,381physician assistants in California
8physician assistants in Pasadena

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

Elaine L. Chen billed Medicare for 383 services in 2024

CMS data shows 383 Medicare services from Elaine Chen across 3 procedure codes in 2024, all of them office visits, for 206 Medicare patients. Medicare paid $35,911 for them. Every service was in an office.

Medicare services, 2024383
Medicare patients206
Paid by Medicare$35,911
Procedure codes3

Elaine Chen compared with the California median for physician assistants, 2024

  • Elaine Chen
  • California median
Medicare services
383vs 27838% above
Medicare patients
206vs 11678% above
Part D claims
812vs 44085% above

Medians across 1,473 physician assistants in California with Dmand AI profiles that report each measure.

Elaine Chen'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.

See all procedures by Elaine Chen

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

Elaine L. Chen treated 206 Medicare patients in 2024, average age 72

CMS counts 206 Medicare patients who saw Elaine Chen in 2024. The largest group is 65 to 74, with 95 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 30% are also on Medicaid. Their average risk score is 1.22, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Elaine Chen's median patient age at 53, with 55% women.

Medicare patients, 2024206
Average age72
Average risk score1.22
Also on Medicaid30%

Elaine Chen's Medicare patients by age, 2024

Elaine Chen's Medicare patients by sex, 2024

  • Women11556%
  • Men9144%

Chronic conditions among Elaine Chen's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis54%
  4. Diabetes42%
  5. Mood disorders35%
  6. Depression32%
  7. Anxiety30%
  8. Ischemic heart disease29%

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

Elaine Chen's patients across all payers

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

Patient panel by age, all payers

Median age 53

Patient panel by sex, all payers

  • Women55%
  • Men44%

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

Elaine L. Chen wrote 1,042 Medicare Part D claims in 2024

In 2024, Elaine Chen wrote 1,042 Medicare Part D claims for 143 patients. 80% of them were for generic drugs. CMS names the drug for 812 of them, across 31 drugs with 11 or more claims each, at $1,229,813 in total drug cost.

Part D claims, 20241,042
Drugs named by CMS31
Total drug cost$1.2M
Part D patients143

Elaine Chen's Part D claims by kind of drug, 2024

  • Generic829 claims80%
  • Brand-name and other213 claims20%

Elaine Chen'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 Elaine Chen's Part D claims, 2024

  • Opioids2%21 of 1,042 claims
  • Antipsychotics, patients 65 and over2%23 of 1,042 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 Elaine Chen

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

Elaine L. Chen offers telehealth to Medicare patients

Elaine Chen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Elaine Chen as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Elaine L. Chen received $6,178 in industry payments from 2024 to 2025

CMS Open Payments shows 247 general payments to Elaine Chen from 40 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 94% of the total. UCB, Inc. paid the most, $849.

General payments to Elaine Chen by program year, 2024 to 2025

General payments to Elaine Chen by kind, 2024 to 2025

$6.2Kin total
  • Food and beverage$5,82894%
  • Consulting fees$3506%

Companies that paid Elaine Chen the most, 2024 to 2025

Share is of all general payments to this clinician.

See all payments to Elaine Chen

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

Sources for Elaine L. Chen'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 percentilesDoctors and Clinicians National Downloadable File (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 Elaine L. Chen

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

What is Elaine L. Chen's NPI number?

Elaine L. Chen's NPI number is 1962968032. It was assigned on February 14, 2019, and it is active in the NPI Registry.

What does Elaine L. Chen specialize in?

Elaine L. Chen is a physician assistant in Pasadena, California. The primary specialty in the NPI Registry is Medical Physician Assistant (taxonomy code 363AM0700X).

Where does Elaine L. Chen practice?

Elaine Chen practices at 630 S Raymond Ave, Pasadena, CA 91105. Elaine Chen's primary practice is West Coast Neurology, Inc in Pasadena, California. Dmand AI also links Elaine Chen to 1 group practice or clinic.

What is Elaine L. Chen's office phone number?

The practice phone on file for Elaine Chen is (626) 598-3770.

What is Elaine L. Chen's medical license number?

Elaine Chen holds California license PA56541.

What medical group is Elaine L. Chen part of?

Elaine Chen is linked to West Coast Neurology.

Does Elaine L. Chen accept Medicare?

Yes. CMS data shows Elaine Chen billed Medicare for 383 services in 2024, and Elaine Chen accepts Medicare assignment.

Does Elaine L. Chen offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Elaine Chen as offering telehealth services.

How many Medicare patients does Elaine L. Chen see?

CMS counts 206 Medicare patients who saw Elaine Chen in 2024, with an average age of 72.

What services does Elaine L. Chen bill to Medicare?

In 2024, Elaine Chen's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and office visit, established patient (99215).

Show 3 more questionsShow fewer questions

What drugs does Elaine L. Chen prescribe most?

In 2024 Medicare Part D data, Elaine Chen's most prescribed drugs by claims were Gabapentin, Clonazepam and Modafinil.

Has Elaine L. Chen received payments from drug or device companies?

CMS Open Payments shows $6,178 in general payments to Elaine Chen from 40 companies from 2024 to 2025. The largest total came from UCB, Inc.

How long has Elaine L. Chen been practicing?

Elaine Chen graduated from medical school in 2018, 8 years ago.

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