Doctor profile · Federal record
Dr. Ann Wexler, MD
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Specialist · Berkeley, CA
- NPI 1669482576
- Accepts Medicare
- MIPS 100.0 / 100 · 2023
- 27 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2001 Dwight Way
Berkeley, CA 947042608
(510) 204-6402
fax (510) 848-0801
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- August 7, 2008
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- California #A96244
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1669482576. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
118,678
Distinct HCPCS
10
Medicare allowed
$879,299
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
Q0138 |
Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) | 41,310 | 34 | $1 | |
Q5110 |
Injection, filgrastim-aafi, biosimilar, (nivestym), 1 microgram | 28,142 | 11 | $0 | |
J0897 |
Injection, denosumab, 1 mg | 9,729 | 37 | $23 | |
J1642 |
Injection, heparin sodium, (heparin lock flush), per 10 units | 8,920 | 25 | $0 | |
J0885 |
Injection, epoetin alfa, (for non-esrd use), 1000 units | 8,040 | 22 | $7 | |
J1626 |
Injection, granisetron hydrochloride, 100 mcg | 3,011 | 26 | $0 | |
36415 |
Insertion of needle into vein for collection of blood sample | 1,859 | 254 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,849 | 285 | $145 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 1,789 | 246 | $8 | |
J1100 |
Injection, dexamethasone sodium phosphate, 1 mg | 1,602 | 18 | $0 |
In context: peer comparison
Among 4 peers in Berkeley Hematology & Oncology Physician, average services per provider: 1,768. This provider delivers 67× the peer median.Open Payments
Industry payments received
All-time total
$7,147
Transactions
166
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Adc Therapeutics America, INC. | 4 | $2,071.61 | |
| AstraZeneca Pharmaceuticals Lp | 15 | $406.97 | |
| Lilly USA, LLC | 11 | $357.74 | |
| Janssen Biotech, INC. | 16 | $342.85 | |
| Merck Sharp & Dohme LLC | 13 | $330.60 | |
| Pfizer INC. | 14 | $310.93 | |
| Daiichi Sankyo INC. | 12 | $269.40 | |
| Celgene Corporation | 14 | $264.84 | |
| Novartis Pharmaceuticals Corporation | 12 | $259.75 | |
| Genentech USA, INC. | 10 | $215.62 | |
| Eisai INC. | 10 | $210.74 | |
| Gilead Sciences, INC. | 7 | $184.08 | |
| Takeda Pharmaceuticals U.S.A., INC. | 15 | $183.86 | |
| GlaxoSmithKline, LLC. | 7 | $173.83 | |
| Alexion Pharmaceuticals, INC. | 6 | $142.18 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
662
Patients
165
Total drug cost
$782,235
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Eliquis (Apixaban) | Brand | 99 | 20 | $82,009 |
| Mirtazapine | Generic | 83 | 24 | $2,981 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 60 | 30 | $1,531 |
| Letrozole | Generic | 52 | 13 | $2,238 |
| Alendronate Sodium | Generic | 51 | 15 | $801 |
| Gabapentin | Generic | 50 | 17 | $1,002 |
| Ondansetron Odt (Ondansetron) | Brand | 38 | 18 | $724 |
| Revlimid (Lenalidomide) | Brand | 36 | 0 | $686,992 |
| Methadone Hcl | Generic | 35 | 0 | $1,068 |
| Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) | Brand | 30 | 0 | $706 |
Hospital affiliations
Frequently asked questions
What is Dr. Ann Wexler's medical specialty?
Dr. Ann Wexler practices Hematology & Oncology Physician in Berkeley, CA.
Where does Dr. Ann Wexler practice?
Dr. Ann Wexler practices at 2001 Dwight Way, Berkeley, CA 947042608. Office phone: 5102046402.
What is Dr. Ann Wexler's NPI?
Dr. Ann Wexler's National Provider Identifier (NPI) is 1669482576, issued by NPPES.
Does Dr. Ann Wexler accept Medicare assignment?
Yes. Dr. Ann Wexler accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ann Wexler commonly perform?
Top Medicare-reported procedures in 2023: Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) (HCPCS Q0138); Injection, filgrastim-aafi, biosimilar, (nivestym), 1 microgram (HCPCS Q5110); Injection, denosumab, 1 mg (HCPCS J0897). Source: CMS Medicare Physician & Other Practitioners file.