Doctor profile · Federal record

Dr. David Lowther, MD

Radiation Oncology Physician (CMS: Radiation Oncology) · Modesto, CA

  • NPI 1902880818
  • Accepts Medicare
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1316 Nelson Ave, Contracting and Credentialing Dept
Modesto, CA 953505341
(209) 575-5870
fax (209) 575-5872
Mailing address
2234 Colonial Blvd., Attn: Payer Contracting & Relations Dept.
Fort Myers, FL 33907

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
January 30, 2017
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State license (1)
California #A79089
Medicaid (2)
CA #1902880818 · CA #00A790890

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902880818. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,243
Distinct HCPCS
10
Medicare allowed
$195,141
HCPCS Description Services Patients Avg allowed
77014 Ct guidance for insertion of radiation therapy fields 838 40 $48
G6002 Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy 295 20 $22
77300 Calculation of radiation therapy dose 258 58 $35
77427 Radiation treatment management, 5 treatment sessions 250 60 $206
77334 Design and construction of complex radiation treatment device 161 59 $64
77263 Complex radiation therapy planning 64 57 $180
99213 Established patient office or other outpatient visit, 20-29 minutes 42 40 $98
77338 Design and construction of radiation treatment device for high precision radiation therapy 39 35 $237
77301 High precision radiation therapy planning 36 35 $440
99205 New patient office or other outpatient visit, 60-74 minutes 36 36 $238

In context: peer comparison

Among 2 peers in Modesto Radiation Oncology Physician, average services per provider: 126. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$16
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 1 $15.84

By nature of payment

Food and Beverage
$16

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
22
Patients
0
Total drug cost
$579
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 22 0 $579

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. David Lowther's medical specialty?
Dr. David Lowther practices Radiation Oncology Physician in Modesto, CA.
Where does Dr. David Lowther practice?
Dr. David Lowther practices at 1316 Nelson Ave, Modesto, CA 953505341. Office phone: 2095755870.
What is Dr. David Lowther's NPI?
Dr. David Lowther's National Provider Identifier (NPI) is 1902880818, issued by NPPES.
Does Dr. David Lowther accept Medicare assignment?
Yes. Dr. David Lowther accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Lowther commonly perform?
Top Medicare-reported procedures in 2023: Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy (HCPCS G6002); Calculation of radiation therapy dose (HCPCS 77300). Source: CMS Medicare Physician & Other Practitioners file.