Physician Profile
Timothy L. Haaga, M.D.
Unclaimed ProfileAbout Dr. Haaga
Timothy L. Haaga, M.D. practices surgery in Honolulu, HI. Timothy is a 2009 graduate of Clvlnd Clinic Lerner College of Med of Case Wstn RSV University. According to Medicare claims data, Timothy cared for 1,778 Medicare patients across 1,792 services. The services billed most often include ct scan head or brain without contrast, x-ray of chest, 1 view, and ct scan of upper spine without contrast.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (216) 470-5475
- Email not available
Practice Locations
1356 LUSITANA ST UNIVERSITY OF HAWAII DEPT. OF SURGERY, 6TH FLOOR
Honolulu, HI 96813
Conditions Commonly Evaluated or Treated
Within Surgery (Unspecified) generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Breast conditions
Cancer
- Colon cancer
- Esophageal cancer
- Liver cancer
- Neuroendocrine Tumors
- Pancreatic cancer
- Soft-tissue sarcoma
- Stomach cancer
- Thyroid cancer
Colorectal
Digestive
- Abdominal adhesions
- Acid reflux
- Acute pancreatitis
- Bowel obstruction
- Colon polyps
- Diverticulitis
- Gastroparesis
- Peptic ulcer disease
Digestive & blood
Digestive health
- Crohn's disease
- Fecal incontinence
- Perforated bowel
- Severe chronic constipation
- Swallowing difficulties
- Ulcerative colitis
Endocrine
Infections
Lumps & bumps
Lymphatic
Minor surgery
Skin & scars
Skin & soft tissue
Skin cancer
Vascular
Weight & metabolism
Wound care
Wounds
Procedures & services
Most searched procedures
Abdominal
Abdominal surgery
Bariatric
Breast surgery
Cancer
Cancer surgery
Colorectal
- Anal fistula surgery
- Anal Sphincter Repair
- Colon resection
- Hemorrhoid removal
- Ostomy reversal
- Ostomy surgery
- Rectal prolapse repair
- Surgery for chronic anal fissure
Consultations
Diagnostic
Digestive
Digestive health
Endocrine
Infections
Minor surgery
Post-op care
Reconstruction
Skin & soft tissue
- Cyst Removal
- Lipoma removal
- Mole removal
- Pilonidal cyst surgery
- Scar revision surgery
- Skin Tag Removal
Skin cancer
Vascular
Vascular & cancer
Weight loss
Wound care
Wounds
Procedures Most Often Billed to Medicare
1,792 services · 1,778 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ct scan head or brain without contrast | Imaging | 70450 |
429 | Too few peers to compare |
| X-ray of chest, 1 view | Imaging | 71045 |
281 | Too few peers to compare |
| Ct scan of upper spine without contrast | Imaging | 72125 |
214 | Too few peers to compare |
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
169 | Too few peers to compare |
| Ct scan of blood vessels of chest with contrast | Imaging | 71275 |
105 | Too few peers to compare |
| Ct scan of abdomen and pelvis without contrast | Imaging | 74176 |
62 | Too few peers to compare |
| Ct scan of lower spine without contrast | Imaging | 72131 |
48 | Too few peers to compare |
| X-ray of chest, 2 views | Imaging | 71046 |
47 | More often than most peers in Surgery |
| Ct scan of chest with contrast | Imaging | 71260 |
41 | Too few peers to compare |
| Ct scan of chest without contrast | Imaging | 71250 |
41 | Too few peers to compare |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other general surgeons at this location 5
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 31 related providers in 4 groups
Other general surgeons in Honolulu 7
Same specialty, same city.
Trained at Clvlnd Clinic Lerner College of Med of Case Wstn RSV University 8
Other providers in the same specialty who trained at the same institution.
Class of 2009 at Clvlnd Clinic Lerner College of Med of Case Wstn RSV University 8
Providers who graduated from the same medical school in the same year.
Also performs Ct scan head or brain without contrast 8
Providers in HI who bill this service to Medicare most often.
Common questions
What does Timothy L. Haaga specialize in?
Timothy L. Haaga is a general surgeon in Honolulu, HI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Surgery”.
NPI registry
Where is Timothy L. Haaga located?
Timothy L. Haaga is listed at 1356 Lusitana St University of Hawaii Dept. of Surgery, 6Th Floor, Honolulu, HI 96813. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Timothy L. Haaga's phone number?
The number on file is (216) 470-5475. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Timothy L. Haaga's NPI number?
Timothy L. Haaga's National Provider Identifier is 1558598086. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Timothy L. Haaga train?
Timothy L. Haaga attended Clvlnd Clinic Lerner College of Med of Case Wstn RSV University, graduating in 2009. This comes from the CMS National Downloadable File.
CMS public data
How long has Timothy L. Haaga been practicing?
Timothy L. Haaga has 17 years experience. Calculated from a graduation year of 2009, reported in the CMS National Downloadable File.
CMS public data
What does Timothy L. Haaga do most often?
According to Medicare billing data, Timothy L. Haaga performs imaging including ct scan head or brain without contrast and x-ray of chest, 1 view; provides treatments such as ultrasound study of one arm or leg veins with compression and maneuvers. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Timothy L. Haaga confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Timothy L. Haaga. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.