Doctor profile · Federal record

Dr. David Hammer, M.D.

Neurology Physician (CMS: Neurology) · Neurology Physician · Student in an Organized Health Care Education/Training Program · Student in an Organized Health Care Education/Training Program · Philadelphia, PA

  • NPI 1811307507
  • Accepts Medicare
  • 12 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5401 Old York RD Ste 404
Philadelphia, PA 191413046
(215) 456-7190
fax (215) 456-7308

Credentials & registration

NPPES · NUCC
NPI registered
May 2014 — 12 yrs on file
Profile last updated
July 7, 2021
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State licenses (3)
Pennsylvania #MD469935 · Massachusetts #262653 · Pennsylvania #M0218005

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811307507. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
409
Distinct HCPCS
10
Medicare allowed
$42,167
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 64 48 $82
95720 Measurement of brain wave activity with video (veeg), 12-26 hours with review and report by health care professional 52 27 $212
95819 Measurement of brain wave activity (eeg), awake and asleep 42 42 $58
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 41 39 $136
99214 Established patient office or other outpatient visit, 30-39 minutes 30 27 $101
95816 Measurement of brain wave activity (eeg), awake and drowsy 29 28 $58
95812 Measurement of brain wave activity (eeg), 41-60 minutes 26 26 $58
95822 Measurement of brain wave activity (eeg), in coma or asleep 24 24 $58
95718 Measurement of brain wave activity with video (veeg), 2-12 hours with review and report by health care professional 23 22 $137
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 23 23 $87

In context: peer comparison

Among 83 peers in Philadelphia Neurology Physician, average services per provider: 148. This provider delivers 2.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$827
Transactions
29
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Ucb, INC. 4 $121.49
Genentech USA, INC. 4 $111.11
Harmony Biosciences LLC 2 $87.07
Pfizer INC. 3 $69.56
Sk Life Science, INC. 2 $69.28
LivaNova USA, INC. 2 $68.41
Novartis Pharmaceuticals Corporation 2 $49.02
Tg Therapeutics, INC. 2 $47.51
Alexion Pharmaceuticals, INC. 2 $47.06
Harmony Biosciences LLC 1 $44.44
Amgen INC. 1 $33.54
Acorda Therapeutics, INC 1 $23.92
Vanda Pharmaceuticals INC. 1 $20.88
Neurelis, INC. 1 $19.76
Abbvie INC. 1 $13.97

By nature of payment

Food and Beverage
$827

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
995
Patients
129
Total drug cost
$83,906
Drug Type Claims Patients Total cost
Levetiracetam Generic 252 45 $10,175
Gabapentin Generic 109 23 $1,909
Lacosamide Generic 109 23 $16,711
Lamotrigine Generic 93 15 $2,405
Alprazolam Generic 61 0 $378
Topiramate Generic 58 11 $678
Zonisamide Generic 46 0 $2,463
Oxcarbazepine Generic 40 0 $2,102
Sumatriptan Succinate Generic 38 12 $1,283
Xcopri (Cenobamate) Brand 36 0 $41,810

Frequently asked questions

Auto-generated from federal data
What is Dr. David Hammer's medical specialty?
Dr. David Hammer practices Neurology Physician in Philadelphia, PA.
Where does Dr. David Hammer practice?
Dr. David Hammer practices at 5401 Old York RD Ste 404, Philadelphia, PA 191413046. Office phone: 2154567190.
What is Dr. David Hammer's NPI?
Dr. David Hammer's National Provider Identifier (NPI) is 1811307507, issued by NPPES.
Does Dr. David Hammer accept Medicare assignment?
Yes. Dr. David Hammer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Hammer commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Measurement of brain wave activity with video (veeg) (HCPCS 95720); Measurement of brain wave activity (eeg), awake and asleep (HCPCS 95819). Source: CMS Medicare Physician & Other Practitioners file.