Doctor profile · Federal record

Dr. Neil Wallen, M.D.

Allergy Physician · Bristol, TN

  • NPI 1326043373
  • 21 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
933 Highway 126
Bristol, TN 376203310
(423) 844-7000
fax (423) 844-7007
Mailing address
Po Box 9
Kingsport, TN 376620009

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
September 24, 2009
Specialty taxonomy
207KA0200X — NUCC code
State license (1)
Tennessee #MD0000017754
Medicaid (4)
VA #1326043373 · VA #006002188 · TN #1510634 · TN #3032572

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326043373. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,017
Distinct HCPCS
8
Medicare allowed
$35,580
HCPCS Description Services Patients Avg allowed
95004 Test for allergy using allergenic extract 1,420 25 $4
95165 Professional service for preparation and provision of 1 or more antigens 200 11 $14
95117 Professional service for multiple injections of allergen 164 15 $11
99214 Established patient office or other outpatient visit, 30-39 minutes 129 94 $120
99204 New patient office or other outpatient visit, 45-59 minutes 30 30 $152
99213 Established patient office or other outpatient visit, 20-29 minutes 30 30 $85
94010 Test to measure expiratory airflow and volume 27 26 $25
99215 Established patient office or other outpatient visit, 40-54 minutes 17 16 $169

In context: peer comparison

Among 1 peers in this city , average services per provider: 252. This provider delivers 8.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,553
Transactions
65
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 13 $258.99
Amgen Inc. 12 $256.31
GlaxoSmithKline, LLC. 10 $210.99
GENZYME CORPORATION 6 $197.69
Takeda Pharmaceuticals U.S.A., Inc. 6 $144.08
Regeneron Healthcare Solutions, Inc. 5 $142.15
kaleo, Inc. 5 $124.99
CSL Behring 3 $94.27
Novartis Pharmaceuticals Corporation 1 $32.89
BioCryst US Sales Co., LLC 1 $32.39
Optinose US, Inc. 1 $23.41
Grifols USA, LLC 1 $19.59
Phadia US Inc. 1 $14.80

By nature of payment

Food and Beverage
$1,553

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,090
Patients
435
Total drug cost
$516,251
Drug Type Claims Patients Total cost
Fluticasone Propionate Generic 168 65 $2,730
Montelukast Sodium Generic 146 49 $2,202
Symbicort (Budesonide/Formoterol Fumarate) Brand 120 30 $75,577
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 101 49 $4,946
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 75 25 $85,196
Azelastine Hcl Generic 68 35 $3,542
Ipratropium Bromide Generic 67 33 $4,113
Famotidine Generic 65 20 $1,389
Epinephrine Generic 53 33 $16,590
Prednisone Generic 50 38 $202

Frequently asked questions

Auto-generated from federal data
What is Dr. Neil Wallen's medical specialty?
Dr. Neil Wallen practices Allergy Physician in Bristol, TN.
Where does Dr. Neil Wallen practice?
Dr. Neil Wallen practices at 933 Highway 126, Bristol, TN 376203310. Office phone: 4238447000.
What is Dr. Neil Wallen's NPI?
Dr. Neil Wallen's National Provider Identifier (NPI) is 1326043373, issued by NPPES.
What procedures does Dr. Neil Wallen commonly perform?
Top Medicare-reported procedures in 2023: Test for allergy using allergenic extract (HCPCS 95004); Professional service for preparation and provision of 1 or more antigens (HCPCS 95165); Professional service for multiple injections of allergen (HCPCS 95117). Source: CMS Medicare Physician & Other Practitioners file.