Doctor profile · Federal record

Dr. David Sommerhalder

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Student in an Organized Health Care Education/Training Program · Internal Medicine Physician · San Antonio, TX

  • NPI 1821417270
  • Accepts Medicare
  • MIPS 86.7 / 100 · 2023
  • 13 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2829 Babcock RD Ste 300
San Antonio, TX 782296011
(210) 580-9500
fax (210) 568-4397
Mailing address
Po Box 911230
Dallas, TX 753911230

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
December 13, 2021
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (2)
Texas #S5270 · Tennessee #S5270
Medicaid
TX #417185201

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821417270. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,534
Distinct HCPCS
10
Medicare allowed
$73,399
HCPCS Description Services Patients Avg allowed
J2469 Injection, palonosetron hcl, 25 mcg 310 13 $1
99213 Established patient office or other outpatient visit, 20-29 minutes 264 82 $86
J1626 Injection, granisetron hydrochloride, 100 mcg 210 15 $0
99214 Established patient office or other outpatient visit, 30-39 minutes 199 72 $122
96413 Administration of chemotherapy into vein, 1 hour or less 147 43 $123
96361 Infusion into a vein for hydration, each additional hour 85 24 $12
96375 Injection of additional new drug or substance into vein 77 23 $15
J7030 Infusion, normal saline solution , 1000 cc 62 22 $3
96360 Infusion into a vein for hydration, 31-60 minutes 53 22 $31
96374 Injection of drug or substance into vein 41 20 $35

In context: peer comparison

Among 22 peers in this city , average services per provider: 1,021. This provider delivers 1.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,927
Transactions
63
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Siemens Medical Solutions USA, Inc. 2 $920.00
Janssen Biotech, Inc. 7 $162.44
ABBVIE INC. 8 $153.96
Genmab U.S., Inc. 2 $145.92
Novartis Pharmaceuticals Corporation 7 $136.45
AstraZeneca Pharmaceuticals LP 5 $119.54
Daiichi Sankyo Inc. 6 $119.11
E.R. Squibb & Sons, L.L.C. 5 $116.82
Lilly USA, LLC 4 $105.52
Astellas Pharma US Inc 1 $99.99
Tempus AI, Inc 2 $79.70
Bayer Healthcare Pharmaceuticals Inc. 4 $77.74
Eisai Inc. 3 $73.68
Sumitomo Pharma America, Inc. 3 $65.65
PFIZER INC. 4 $63.48

By nature of payment

Food and Beverage
$1,907
Consulting Fee
$920
Education
$100

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
268
Patients
49
Total drug cost
$30,100
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 39 13 $560
Gabapentin Generic 21 0 $307
Prednisone Generic 19 0 $70
Tamsulosin Hcl Generic 18 0 $171
Eliquis (Apixaban) Brand 17 0 $12,883
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 17 11 $856
Triamcinolone Acetonide Generic 17 0 $201
Bicalutamide Generic 16 0 $290
Furosemide Generic 16 0 $33
Lisinopril Generic 16 0 $124

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. David Sommerhalder's medical specialty?
Dr. David Sommerhalder practices Hematology & Oncology Physician in San Antonio, TX.
Where does Dr. David Sommerhalder practice?
Dr. David Sommerhalder practices at 2829 Babcock RD Ste 300, San Antonio, TX 782296011. Office phone: 2105809500.
What is Dr. David Sommerhalder's NPI?
Dr. David Sommerhalder's National Provider Identifier (NPI) is 1821417270, issued by NPPES.
Does Dr. David Sommerhalder accept Medicare assignment?
Yes. Dr. David Sommerhalder accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Sommerhalder commonly perform?
Top Medicare-reported procedures in 2023: Injection, palonosetron hcl, 25 mcg (HCPCS J2469); Established patient office or other outpatient visit (HCPCS 99213); Injection, granisetron hydrochloride, 100 mcg (HCPCS J1626). Source: CMS Medicare Physician & Other Practitioners file.