Doctor profile · Federal record

Dr. Joanna Cooper, M.D.

Neurology Physician (CMS: Neurology) · Sleep Medicine (Psychiatry & Neurology) Physician · Berkeley, CA

  • NPI 1558477018
  • Accepts Medicare
  • 49 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2850 Telegraph Ave Ste 110
Berkeley, CA 94705
(510) 204-8140
fax (510) 506-7721
Additional location
3000 Colby St Ste 101
Berkeley, CA 947052058
(510) 849-0499
fax (510) 849-0159
Mailing address
325 Distel Cir
Los Altos, CA 940221408

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
January 20, 2021
Year of graduation
1977 — 49 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State license (1)
California #A35454

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558477018. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
973
Distinct HCPCS
10
Medicare allowed
$135,092
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 192 153 $108
99214 Established patient office or other outpatient visit, 30-39 minutes 191 135 $147
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 156 97 $90
99215 Established patient office or other outpatient visit, 40-54 minutes 84 70 $209
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 67 55 $135
99204 New patient office or other outpatient visit, 45-59 minutes 61 61 $190
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 49 49 $197
95810 Sleep study in sleep lab (6 years or older) 46 46 $134
99205 New patient office or other outpatient visit, 60-74 minutes 34 34 $260
95816 Measurement of brain wave activity (eeg), awake and drowsy 28 28 $65

In context: peer comparison

Among 6 peers in Berkeley Neurology Physician, average services per provider: 204. This provider delivers 4.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$816
Transactions
10
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Alexion Pharmaceuticals, INC. 4 $383.07
Amgen INC. 1 $123.74
Biogen, INC. 3 $118.58
Novartis Pharmaceuticals Corporation 1 $111.24
Genzyme Corporation 1 $79.64

By nature of payment

Food and Beverage
$674
Education
$100
Travel and Lodging
$43

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
607
Patients
60
Total drug cost
$657,302
Drug Type Claims Patients Total cost
Gabapentin Generic 117 27 $2,696
Levetiracetam Generic 69 15 $2,552
Baclofen Generic 55 18 $4,319
Clonazepam Generic 42 0 $791
Lamotrigine Generic 37 0 $808
Carbidopa-Levodopa (Carbidopa/Levodopa) Brand 36 0 $1,705
Teriflunomide Generic 33 0 $182,732
Donepezil Hcl Generic 32 0 $322
Aubagio (Teriflunomide) Brand 30 0 $327,697
Dalfampridine ER (Dalfampridine) Brand 30 0 $12,579

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Joanna Cooper's medical specialty?
Dr. Joanna Cooper practices Neurology Physician in Berkeley, CA.
Where does Dr. Joanna Cooper practice?
Dr. Joanna Cooper practices at 2850 Telegraph Ave Ste 110, Berkeley, CA 94705. Office phone: 5102048140.
What is Dr. Joanna Cooper's NPI?
Dr. Joanna Cooper's National Provider Identifier (NPI) is 1558477018, issued by NPPES.
Does Dr. Joanna Cooper accept Medicare assignment?
Yes. Dr. Joanna Cooper accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joanna Cooper commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.