Dr. Jessica Erin Rexach, MD, PhD

  • Los Angeles, CA
  • Neurologist
NPI1184982027PAC ID0840582722
Medicare services, 2024
100
Medicare patients, 2024
62
Part D claims, 2024
133
MIPS score, 2024
94
Hospital affiliations
2
Practice address
200 Medical Plz, Los Angeles, CA 90024
Practice phone
Call (310) 794-9206
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Peter Morton UCLA Medical Building

Los Angeles, California

See all 5 affiliations

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Dr. Jessica Erin Rexach is a neurologist in Los Angeles, California

Dr. Rexach practices at Peter Morton UCLA Medical Building in Los Angeles, California.

Dr. Rexach's NPI, 1184982027, was assigned on April 29, 2012. Dr. Rexach graduated from David Geffen School of Medicine at UCLA in 2012. Dr. Rexach holds California license A130353.

NPI and contact details
Medicare PAC ID
0840582722
NPI enumeration date
April 29, 2012
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(310) 794-9206
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
39
Medical school graduation
2012

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

Dr. Jessica Erin Rexach practices at Peter Morton UCLA Medical Building in Los Angeles, California

Dr. Rexach's primary practice is Peter Morton UCLA Medical Building, at 200 Medical Plz, Los Angeles, CA 90024 in Los Angeles County. The practice phone is (310) 794-9206.

  • Peter Morton UCLA Medical Building
    200 Medical Plz, Los Angeles, CA 90024 · Los Angeles CountyPhone(310) 794-9206

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

Dr. Jessica Erin Rexach is affiliated with 4 sites of care and 1 medical group

Dr. Rexach's primary practice is Peter Morton UCLA Medical Building in Los Angeles, California. Dr. Rexach is also affiliated with Ronald Reagan UCLA Medical Center. The medical group on file is UCLA Neurology. Dmand AI also links Dr. Rexach to 1 more hospital and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Dr. Rexach

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

Dmand AI tracks the EHR system at Dr. Jessica Erin Rexach's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rexach practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Peter Morton UCLA Medical BuildingAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Jessica Erin Rexach is one of 2,207 neurologists in California

Neurology is Dr. Rexach's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Rexach is board certified in neurology by the American Board of Psychiatry and Neurology. Dr. Rexach is licensed in California.

Specialties and state licenses

  • Neurology, CaliforniaPrimaryLicense A130353 · 2014 to 2026 · taxonomy 2084N0400X

Clinical focus

Dmand AI lists alzheimer's disease, non-alzheimer's dementia (chronic) and parkinson's disease among the conditions Dr. Rexach treats.

Neurologists near Dr. Rexach

Counts of neurologists 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

Dr. Jessica Erin Rexach billed Medicare for 100 services in 2024

CMS data shows 100 Medicare services from Dr. Rexach across 3 procedure codes in 2024, for 62 Medicare patients. Medicare paid $10,253 for them.

Medicare services, 2024100
Medicare patients62
Paid by Medicare$10,253
Procedure codes3

Dr. Rexach's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 732024: 10037%

Where Dr. Rexach's Medicare services took place, 2024

  • In an office5858%
  • In a facility4242%

Dr. Rexach compared with the California median for neurologists, 2024

  • Dr. Rexach
  • California median
Medicare services
100vs 40475% below
Medicare patients
62vs 19067% below
Part D claims
75vs 32477% below

Medians across 1,995 neurologists in California with Dmand AI profiles that report each measure.

Dr. Rexach'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 Dr. Rexach

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

Dr. Jessica Erin Rexach treated 62 Medicare patients in 2024, average age 67

CMS counts 62 Medicare patients who saw Dr. Rexach in 2024. The largest group is 65 to 74, with 24 patients. 66% of them have high blood pressure, and 63% have high cholesterol. 35% are also on Medicaid. Their average risk score is 1.90, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Rexach's median patient age at 58, with 57% women.

Medicare patients, 202462
Average age67
Average risk score1.90
Also on Medicaid35%

Dr. Rexach's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Rexach's Medicare patients by sex, 2024

  • Women3760%
  • Men2540%

Chronic conditions among Dr. Rexach's Medicare patients, 2024

  1. High blood pressure66%
  2. High cholesterol63%
  3. Arthritis52%
  4. Mood disorders52%
  5. Depression45%
  6. Anxiety44%
  7. Alzheimer's and dementia42%
  8. Ischemic heart disease35%

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

Dr. Rexach's patients across all payers

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

Patient panel by age, all payers

Median age 58

Patient panel by sex, all payers

  • Women57%
  • Men42%

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

Dr. Jessica Erin Rexach wrote 133 Medicare Part D claims in 2024

In 2024, Dr. Rexach wrote 133 Medicare Part D claims for 26 patients. 92% of them were for generic drugs. CMS names the drug for 75 of them, across 4 drugs with 11 or more claims each, at $1,966 in total drug cost. In 2023, CMS named 47 claims across 3 drugs.

Part D claims, 2024133
Drugs named by CMS4
Total drug cost$1,966
Part D patients26

Dr. Rexach's Part D claims by kind of drug, 2024

  • Generic122 claims92%
  • Brand-name11 claims8%

Dr. Rexach'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 472024: 7560%

Drugs named by CMS: 4 in 2024, 3 in 2023.

See all prescribing by Dr. Rexach

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

Dr. Jessica Erin Rexach scored 94 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Rexach for performance year 2024, reported as part of a group. Dr. Rexach accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Rexach as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Rexach's MIPS scores, performance year 2024

  • 94of 100Final score
  • 86.4of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 67of 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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Dr. Jessica Erin Rexach graduated from David Geffen School of Medicine at UCLA

Dr. Rexach graduated from David Geffen School of Medicine at UCLA in 2012.

  1. Medical schoolDavid Geffen School of Medicine at UCLA
  2. Board certified in neurologyAmerican Board of Psychiatry and Neurology

Source: Dmand AI Professional Profile Data

Dr. Jessica Erin Rexach accepts plans from 7 insurance carriers

Dr. Rexach is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • CMS Medicare
  • LA Care

Plan types Dr. Rexach accepts, by number of carriers

  1. Medicare6
  2. PPO5
  3. HMO3
  4. POS2
  5. EPO1

Source: Dmand AI Insurance Network Data

Sources for Dr. Jessica Erin Rexach'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
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 Dr. Jessica Erin Rexach

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

What is Dr. Jessica Erin Rexach's NPI number?

Dr. Jessica Erin Rexach's NPI number is 1184982027. It was assigned on April 29, 2012, and it is active in the NPI Registry.

What kind of doctor is Dr. Jessica Erin Rexach?

Dr. Jessica Erin Rexach is a neurologist in Los Angeles, California. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).

Where does Dr. Jessica Erin Rexach practice?

Dr. Rexach practices at 200 Medical Plz, Los Angeles, CA 90024. Dr. Rexach's primary practice is Peter Morton UCLA Medical Building in Los Angeles, California. Dmand AI also links Dr. Rexach to 1 hospital and 1 group practice or clinic.

What is Dr. Jessica Erin Rexach's office phone number?

The practice phone on file for Dr. Rexach is (310) 794-9206.

What is Dr. Jessica Erin Rexach's medical license number?

Dr. Rexach holds California license A130353.

Which hospitals is Dr. Jessica Erin Rexach affiliated with?

Dr. Rexach is affiliated with Ronald Reagan UCLA Medical Center. Dmand AI links Dr. Rexach to 1 more hospital.

What medical group is Dr. Jessica Erin Rexach part of?

Dr. Rexach is linked to UCLA Neurology.

Does Dr. Jessica Erin Rexach accept Medicare?

Yes. CMS data shows Dr. Rexach billed Medicare for 100 services in 2024, and Dr. Rexach accepts Medicare assignment.

Does Dr. Jessica Erin Rexach offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Rexach as offering telehealth services.

What is Dr. Jessica Erin Rexach's MIPS score?

Dr. Rexach's MIPS final score for performance year 2024 is 94 out of 100, reported as part of a group.

Show 7 more questionsShow fewer questions

How many Medicare patients does Dr. Jessica Erin Rexach see?

CMS counts 62 Medicare patients who saw Dr. Rexach in 2024, with an average age of 67.

Is Dr. Jessica Erin Rexach board certified?

Yes. Dr. Rexach is board certified in neurology by the American Board of Psychiatry and Neurology.

What services does Dr. Jessica Erin Rexach bill to Medicare?

In 2024, Dr. Rexach's most billed Medicare services were office visit, established patient (99215), hospital inpatient care (99231) and hospital inpatient care (99221).

Where did Dr. Jessica Erin Rexach go to medical school?

Dr. Rexach graduated from David Geffen School of Medicine at UCLA in 2012.

What drugs does Dr. Jessica Erin Rexach prescribe most?

In 2024 Medicare Part D data, Dr. Rexach's most prescribed drugs by claims were Donepezil HCl, Memantine HCl and Rivastigmine.

How long has Dr. Jessica Erin Rexach been practicing?

Dr. Rexach graduated from medical school in 2012, 14 years ago.

What insurance does Dr. Jessica Erin Rexach accept?

Dr. Rexach is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

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