Doctor profile · Federal record

Dr. K Gerstenberg, D.O.

Family Medicine Physician (CMS: Family Practice) · Port Neches, TX

  • NPI 1265430649
  • Accepts Medicare
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2645 Nall St
Port Neches, TX 776514707
(409) 210-3336
fax (409) 527-3969
Additional location
2927 Nall St
Port Neches, TX 776515603

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
March 4, 2025
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Texas #J6456
Medicaid
TX #042775906

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265430649. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,604
Distinct HCPCS
10
Medicare allowed
$258,437
HCPCS Description Services Patients Avg allowed
K1034 Provision of covid-19 test, nonprescription self-administered and self-collected use, fda approved, authorized or cleared, one test count 1,848 189 $12
99458 Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes 611 62 $38
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 470 71 $47
99214 Established patient office or other outpatient visit, 30-39 minutes 447 226 $120
99454 Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days 325 51 $46
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 272 23 $0
93922 Ultrasound study of arm and leg arteries 179 134 $77
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 175 19 $60
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 145 37 $1
20610 Aspiration and/or injection of fluid from large joint 139 23 $62

In context: peer comparison

Among 1 peers in this city , average services per provider: 140. This provider delivers 40× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,297
Transactions
70
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 21 $304.23
Bayer Healthcare Pharmaceuticals Inc. 8 $165.50
AstraZeneca Pharmaceuticals LP 4 $147.29
PFIZER INC. 7 $128.68
Lilly USA, LLC 7 $106.80
Novo Nordisk Inc 5 $98.80
Astellas Pharma US Inc 3 $59.46
Dexcom, Inc. 3 $57.82
Salix Pharmaceuticals, a division of Bausch Health US, LLC 4 $55.23
Inspire Medical Systems, Inc. 2 $53.38
Tolmar, Inc. 2 $34.27
GlaxoSmithKline, LLC. 1 $18.91
Corium, LLC 1 $18.41
Antares Pharma, Inc. 1 $18.00
Phathom Pharmaceuticals, Inc. 1 $16.93

By nature of payment

Food and Beverage
$1,297

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,505
Patients
489
Total drug cost
$29,167
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 170 64 $2,645
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 157 20 $4,749
Atorvastatin Calcium Generic 154 50 $2,111
Amlodipine Besylate Generic 137 48 $1,333
Lisinopril Generic 129 43 $1,862
Metformin Hcl Generic 104 33 $1,247
Gabapentin Generic 80 27 $3,005
Furosemide Generic 76 30 $593
Simvastatin Generic 75 22 $994
Valsartan Generic 74 30 $3,304

Frequently asked questions

Auto-generated from federal data
What is Dr. K Gerstenberg's medical specialty?
Dr. K Gerstenberg practices Family Medicine Physician in Port Neches, TX.
Where does Dr. K Gerstenberg practice?
Dr. K Gerstenberg practices at 2645 Nall St, Port Neches, TX 776514707. Office phone: 4092103336.
What is Dr. K Gerstenberg's NPI?
Dr. K Gerstenberg's National Provider Identifier (NPI) is 1265430649, issued by NPPES.
Does Dr. K Gerstenberg accept Medicare assignment?
Yes. Dr. K Gerstenberg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. K Gerstenberg commonly perform?
Top Medicare-reported procedures in 2023: Provision of covid-19 test, nonprescription self-administered and self-collected use, fda approved, authorized or cleared, one test count (HCPCS K1034); Management using the results of remote vital sign monitoring per calendar month (HCPCS 99458); Management using the results of remote vital sign monitoring per calendar month (HCPCS 99457). Source: CMS Medicare Physician & Other Practitioners file.