NPPES file of Aug 9, 2026

Joanna A. Cooper, M.D.

Neurology Physician · Berkeley, CA

Joanna A. Cooper, M.D. is a neurology physician with a practice address in Berkeley, California, and NPI 1558477018, issued on Aug 21, 2006. Check the license (California A35454, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1558477018
Name
Joanna A. Cooper
Credential
M.D.
Primary taxonomy
Neurology Physician 2084N0400X
License number
A35454 CA
Self-reported in NPPES; status is on the state search
Practice location
2850 Telegraph Ave Ste 110, Berkeley, CA 94705
Phone
(510) 204-8140
Enumerated
Aug 21, 2006
Record last updated
Jan 20, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(510) 506-7721
Medicare enrollment
Enrolled (PECOS I20050421001107); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2850 Telegraph Ave Ste 110

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Matthew Arnold, M.D.Neurology Physician1477504926
  2. Rebecca Au, LCSWClinical Social Worker1962691451
  3. Alexander Carlin, D.O.Neurology Physician1811429921
  4. Aryn Earnhardt, FNPNurse Practitioner1740552850
  5. Iva Esparza, NPNurse Practitioner1235801549
  6. Lynn Jehle, NPNurse Practitioner1720097108

Verify Joanna A. Cooper in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A35454
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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16% fewer Medicare Part D claims than the average neurology physician in 2024

1,148 Medicare Part D claims for 164 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. 27 claims were for opioids.

  1. Joanna Cooper1,148
  2. Specialty average1,370

Most prescribed

  1. Gabapentin73 claims
  2. Baclofen72 claims
  3. Teriflunomide72 claims
  4. Levetiracetam61 claims
  5. Clonazepam41 claims
  6. Pregabalin37 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $816.27

10 payments; by number, the most common kind was food and beverage; the largest payer was Alexion Pharmaceuticals, Inc. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joanna Cooper$816.27
  2. Specialty average$8,318.07

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Sutter Bay Medical FoundationBerkeley, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Neurology Physician providers in California

There are 2,339 neurology physician records in California.

Other neurology physician records in California

  1. Venkat Raghav Aachi, MDThousand Oaks, CA1740640051
  2. John Aalbers, M.D.San Diego, CA1942262431
  3. Kafia Abbasi, M.D.French Camp, CA1215114897
  4. Puya Abbassi, D.O.San Jose, CA1831695428
  5. Ahmed Abdelhak, MB CHBSan Francisco, CA1053013748
  6. Diana Abdulrahman, M.D.Pomona, CA1518276880
  7. Hadi Abou El Hassan, MDLos Angeles, CA1053995720
  8. John Paul Aboubechara, MD, PHDPalo Alto, CA1205461803
  9. Saheil AboutalibLong Beach, CA1548551112
  10. Justin Abraham, M.D., M.B.A.Santa Barbara, CA1225322522

Common questions

What is Joanna A. Cooper, M.D.'s NPI number?

Joanna A. Cooper, M.D.'s National Provider Identifier (NPI) is 1558477018, issued on Aug 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Joanna A. Cooper, M.D. located?

The NPPES record lists a practice address at 2850 Telegraph Ave Ste 110, Berkeley, CA, 94705. Phone: (510) 204-8140. Providers update this record themselves, so call before visiting.

How can I verify Joanna A. Cooper, M.D.'s license?

NPPES lists California license number A35454, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Joanna A. Cooper, M.D. prescribe under Medicare Part D?

In 2024, Joanna A. Cooper, M.D. had 1,148 Medicare Part D claims for 164 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.