Psychiatry and Neurology, Neurology · Brooklyn, NY
NPI
1336378850
Since 2009
Specialty
Psychiatry and Neurology, Neurology
Code 2084N0400X
Group practices
3
Medicare group memberships
Hospitals
0
Hospital affiliations
8321 20th Ave
Brooklyn, NY, 11214
Phone (718) 996-9888
Groups this clinician bills Medicare through
Medicare paid, 2024
$204K
3,785 services
Medicare patients, 2024
275
Average age 76
Drug cost, 2024
$2.1M
4,970 prescriptions
Company payments, 2025
$13K
From 31 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Florence Shum was code 95886 (electrical nerve conductivity), 216 times for 83 patients. In total Florence Shum billed 3,785 services in 44 codes, and Medicare paid $204K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2026-02-12.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 95886 Electrical Nerve Conductivity | Office | 216 | 83 | $87.53 | $19K |
| 99213 Office E&M - Established | Office | 153 | 115 | $77.66 | $12K |
| 99214 Office E&M - Established | Office | 125 | 93 | $110.12 | $14K |
| 99204 Office E&M - New | Office | 117 | 117 | $134.26 | $16K |
| 95923 Electrical Nerve Conductivity | Office | 66 | 66 | $104.21 | $6,878 |
| 99483 Office/Outpatient Services | Office | 66 | 55 | $243.35 | $16K |
| 95912 Electrical Nerve Conductivity | Office | 57 | 57 | $222.66 | $13K |
| 93892 Ultrasound - Nonspecific | Office | 47 | 47 | $142.78 | $6,711 |
| 93890 Ultrasound - Nonspecific | Office | 47 | 47 | $262.67 | $12K |
| 93886 Ultrasound - Nonspecific | Office | 47 | 47 | $254.77 | $12K |
| 95816 Neurologic | Office | 43 | 43 | $362.61 | $16K |
| 95913 Electrical Nerve Conductivity | Office | 40 | 39 | $256.29 | $10K |
| 95819 Neurologic | Office | 37 | 37 | $421.29 | $16K |
| 99203 Office E&M - New | Office | 34 | 34 | $100.91 | $3,431 |
| 96138 Behavioral Health Services | Office | 30 | 29 | $31.25 | $938 |
By year: 2022 $151K for 1,375 services; 2023 $195K for 2,266 services; 2024 $204K for 3,785 services.
Medicare prescription drug claims, 2024
In 2024, the drug Florence Shum prescribed most often to Medicare patients was Gabapentin, with 465 prescriptions and refills. In total Florence Shum wrote 4,970 Medicare prescriptions that cost $2.1M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Gabapentin Generic | 465 | 523 | 186 | $4,827 |
| Donepezil Hcl Generic | 463 | 577 | 136 | $2,707 |
| Carbidopa-Levodopa Carbidopa/Levodopa | 341 | 390 | 91 | $4,527 |
| Lidocaine Generic | 287 | 343 | 111 | $41K |
| Sertraline Hcl Generic | 286 | 312 | 78 | $882 |
| Memantine Hcl Generic | 167 | 177 | 38 | $2,410 |
| Ropinirole Hcl Generic | 150 | 187 | 31 | $2,881 |
| Piroxicam Generic | 145 | 145 | 60 | $25K |
| Pregabalin Generic | 136 | 152 | 55 | $4,172 |
| Quetiapine Fumarate Generic | 131 | 141 | 34 | $1,217 |
| Duloxetine Hcl Generic | 117 | 131 | 38 | $1,198 |
| Mirtazapine Generic | 108 | 117 | 39 | $1,290 |
| Nortriptyline Hcl Generic | 98 | 108 | 33 | $905 |
| Cyanocobalamin Injection Cyanocobalamin (Vitamin B-12) | 91 | 91 | 36 | $4,213 |
| Baclofen Generic | 86 | 88 | 51 | $777 |
Brand drugs: - claims; generic drugs: 4,168 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Florence Shum $13K ($13K in general payments such as food, travel and fees) from 31 companies. The largest payer was Abbvie Inc. with $10K.
| Company | Payments | Amount |
|---|---|---|
| Abbvie Inc. ABBV | 36 | $10K |
| Axsome Therapeutics, Inc. AXSM | 15 | $291 |
| Pfizer Inc. PFE | 13 | $270 |
| Eisai Inc. 4523.T | 10 | $255 |
| Lundbeck LLC | 13 | $250 |
| Medtronic, Inc. MDT | 2 | $232 |
| ACADIA Pharmaceuticals Inc ACAD | 9 | $200 |
| Amneal Pharmaceuticals LLC AMRX | 8 | $195 |
| Alexion Pharmaceuticals, Inc. AZN | 6 | $121 |
| Otsuka America Pharmaceutical, Inc. 4578.T | 5 | $117 |
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.