Doctor profile · Federal record

Dr. Denis Ha, DO, MBA

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Lakeway, TX

  • NPI 1033745989
  • Accepts Medicare
  • 6 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3108 Ranch Road 620 S
Lakeway, TX 787385635
(512) 654-4200
Mailing address
Po Box 844658
Dallas, TX 752844658

Credentials & registration

NPPES · NUCC
NPI registered
March 2020 — 6 yrs on file
Profile last updated
July 25, 2023
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Texas #U2861
Medicaid
KS #00110239274

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033745989. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
559
Distinct HCPCS
10
Medicare allowed
$59,013
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 179 139 $128
99204 New patient office or other outpatient visit, 45-59 minutes 101 101 $167
36415 Insertion of needle into vein for collection of blood sample 81 70 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 48 48 $130
G0444 Annual depression screening, 5 to 15 minutes 32 32 $19
99213 Established patient office or other outpatient visit, 20-29 minutes 25 25 $91
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 17 17 $76
G0008 Administration of influenza virus vaccine 17 17 $25
90471 Administration of vaccine 13 13 $21
99497 Advance care planning, first 30 minutes 13 13 $82

In context: peer comparison

Among 11 peers in Lakeway Internal Medicine Physician, average services per provider: 107. This provider delivers 5.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$483
Transactions
23
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Novo Nordisk INC 5 $113.04
GlaxoSmithKline, LLC. 5 $100.87
Boehringer Ingelheim Pharmaceuticals, INC. 4 $91.95
Astellas Pharma US INC 3 $65.30
Dexcom, INC. 2 $40.59
Exact Sciences Corporation 2 $34.80
Pfizer INC. 1 $22.53
Lilly USA, LLC 1 $14.20

By nature of payment

Food and Beverage
$483

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
456
Patients
284
Total drug cost
$6,062
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 63 35 $589
Rosuvastatin Calcium Generic 52 37 $966
Amlodipine Besylate Generic 47 31 $384
Trazodone Hcl Generic 39 28 $433
Levothyroxine Sodium Generic 35 17 $302
Losartan Potassium Generic 34 21 $459
Lisinopril Generic 28 21 $427
Tamsulosin Hcl Generic 26 16 $747
Pantoprazole Sodium Generic 24 18 $343
Metformin Hcl ER (Metformin Hcl) Brand 23 17 $266

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Denis Ha's medical specialty?
Dr. Denis Ha practices Internal Medicine Physician in Lakeway, TX.
Where does Dr. Denis Ha practice?
Dr. Denis Ha practices at 3108 Ranch Road 620 S, Lakeway, TX 787385635. Office phone: 5126544200.
What is Dr. Denis Ha's NPI?
Dr. Denis Ha's National Provider Identifier (NPI) is 1033745989, issued by NPPES.
Does Dr. Denis Ha accept Medicare assignment?
Yes. Dr. Denis Ha accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Denis Ha commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.