Doctor profile · Federal record

Dr. Gene Hao, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Renton, WA

  • NPI 1447270970
  • Accepts Medicare
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
606 Oakesdale Ave Sw, Suite C200
Renton, WA 980575227
(866) 259-1629
fax (855) 666-8541
Mailing address
Po Box 1239
Troy, MI 480991239

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
April 7, 2016
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Washington #MD00038642

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447270970. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,819
Distinct HCPCS
10
Medicare allowed
$228,482
HCPCS Description Services Patients Avg allowed
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 1,130 273 $135
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 304 158 $81
99344 Residence visit for new patient with moderate level of medical decision making, per day, if using time, at least 60 minutes 73 73 $152
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and 73 67 $58
99483 Assessment of and care planning for patient with impaired thought processing, typically 60 minutes 71 68 $298
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 47 47 $141
G0179 Physician or allowed practitioner re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians a 44 28 $47
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 20 11 $68
99347 Residence visit for established patient with straightforward medical decision making, per day, if using time, at least 15 minutes 17 16 $47
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free 14 14 $33

In context: peer comparison

Among 16 peers in Renton Internal Medicine Physician, average services per provider: 101. This provider delivers 18× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,165
Patients
464
Total drug cost
$140,072
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 380 54 $5,522
Levothyroxine Sodium Generic 311 49 $4,047
Quetiapine Fumarate Generic 263 38 $6,439
Amlodipine Besylate Generic 255 32 $2,616
Omeprazole Generic 234 36 $3,376
Sertraline Hcl Generic 223 29 $2,196
Trazodone Hcl Generic 222 38 $2,393
Memantine Hcl Generic 196 22 $11,929
Furosemide Generic 182 26 $1,045
Losartan Potassium Generic 182 26 $2,476

Frequently asked questions

Auto-generated from federal data
What is Dr. Gene Hao's medical specialty?
Dr. Gene Hao practices Internal Medicine Physician in Renton, WA.
Where does Dr. Gene Hao practice?
Dr. Gene Hao practices at 606 Oakesdale Ave Sw, Renton, WA 980575227. Office phone: 8662591629.
What is Dr. Gene Hao's NPI?
Dr. Gene Hao's National Provider Identifier (NPI) is 1447270970, issued by NPPES.
Does Dr. Gene Hao accept Medicare assignment?
Yes. Dr. Gene Hao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gene Hao commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with moderate level of medical decision making (HCPCS 99349); Residence visit for established patient with low level of medical decision making (HCPCS 99348); Residence visit for new patient with moderate level of medical decision making (HCPCS 99344). Source: CMS Medicare Physician & Other Practitioners file.