Doctor profile · Federal record

Dr. Christopher Farrell, MD

Neurological Surgery Physician (CMS: Neurosurgery) · Neurological Surgery Physician · Neurological Surgery Physician · Philadelphia, PA

  • NPI 1922134394
  • Accepts Medicare
  • 24 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
909 Walnut St, 2Nd Floor
Philadelphia, PA 191075211
(215) 955-7000
fax (215) 503-7007
Additional location
1250 S Cedar Crest Blvd Ste 400
Allentown, PA 181036224
(610) 402-6555
Mailing address
615 Chestnut St Fl 14
Philadelphia, PA 191064404

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
January 6, 2026
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207T00000X — NUCC code
State licenses (3)
Pennsylvania #MD439860 · New Jersey #25MA09202300 · Massachusetts #L-223111
Medicaid (2)
NJ #0237027 · PA #102492973

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922134394. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
523
Distinct HCPCS
10
Medicare allowed
$92,258
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 205 158 $79
99213 Established patient office or other outpatient visit, 20-29 minutes 83 72 $68
99204 New patient office or other outpatient visit, 45-59 minutes 54 54 $138
61781 Computer-assisted procedure inside brain 40 39 $246
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 30 30 $129
62252 Reprogramming of cerebrospinal fluid shunt 29 20 $80
99204 New patient office or other outpatient visit, 45-59 minutes 29 29 $153
62223 Creation of brain fluid drainage shunt, ventriculo-peritoneal, -pleural, other terminus 22 22 $1,097
69990 Use of operating microscope 18 18 $231
61796 Computer-assisted radiosurgery of simple growth of brain, first growth 13 13 $1,099

In context: peer comparison

Among 30 peers in this city , average services per provider: 45. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,008
Transactions
6
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Ethicon Inc. 3 $2,722.50
GENZYME CORPORATION 1 $133.08
Medical Device Business Services, Inc. 1 $112.12
DePuy Synthes Sales Inc. 1 $40.62

By nature of payment

Consulting Fee
$2,723
Food and Beverage
$174
Travel and Lodging
$112

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
33
Patients
11
Total drug cost
$568
Drug Type Claims Patients Total cost
Levetiracetam Generic 22 0 $471
Methylprednisolone Generic 11 11 $97

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Farrell's medical specialty?
Dr. Christopher Farrell practices Neurological Surgery Physician in Philadelphia, PA.
Where does Dr. Christopher Farrell practice?
Dr. Christopher Farrell practices at 909 Walnut St, Philadelphia, PA 191075211. Office phone: 2159557000.
What is Dr. Christopher Farrell's NPI?
Dr. Christopher Farrell's National Provider Identifier (NPI) is 1922134394, issued by NPPES.
Does Dr. Christopher Farrell accept Medicare assignment?
Yes. Dr. Christopher Farrell accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Farrell 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 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.