Physician Profile
Based in Oklahoma City, OK, Clifford E. Howell, MD is listed in the NPI registry under vascular surgery. Clifford graduated from University of Oklahoma College of Medicine in 1994. According to Medicare claims data, Clifford cared for 270 Medicare patients across 301 services. The services billed most often include initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes, subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes, and new patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
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.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
608 NW 9TH ST STE 2000
Oklahoma City, OK 73102
Within Vascular Surgery generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Aneurysms
Aortic disease
Artery conditions
Artery disease
Artery inflammation
Blood clots
Congenital vascular disorders
Dialysis
Digestive & abdominal
Emergencies
Foot & toe conditions
Leg & foot pain
Nerve & vessel compression
Skin & vein conditions
Vascular malformations
Vascular tumors
Vein conditions
Vein disease
Wounds & sores
Wounds & ulcers
Most searched procedures
Amputation surgery
Aneurysm repair
Artery procedures
Artery surgery
Blood clot treatments
Blood clots
Diagnostic procedures
Diagnostic tests
Dialysis access
Emergency surgery
Imaging & diagnostics
Nerve & vessel compression
Nerve surgery
Vascular access
Vascular malformation treatments
Vein procedures
Vein treatments
Wound care
301 services · 270 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Replacement of aortic valve through the skin and femoral artery | Procedure | 33361 |
29 | Too few peers to compare |
| Harvest of vein using an endoscope | Procedure | 33508 |
24 | Too few peers to compare |
| Coronary artery bypass using artery graft, 1 graft | Procedure | 33533 |
23 | Too few peers to compare |
| Coronary artery bypass using vein or artery graft, 3 grafts | Procedure | 33519 |
13 | Too few peers to compare |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
80 | More often than most peers in Vascular Surgery |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
66 | More often than most peers in Vascular Surgery |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
30 | As often as other peers in Vascular Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
19 | Less often than most peers in Vascular Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
17 | Less often than most peers in Vascular Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Howell is a vascular surgeon in Oklahoma City, OK. That is the designation recorded for this NPI in the federal registry, where it is listed as “Vascular Surgery”.
NPI registry
Dr. Howell is listed at 608 Nw 9Th St Ste 2000, Oklahoma City, OK 73102. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (405) 278-8181. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Howell's National Provider Identifier is 1295700458. 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
Dr. Howell attended University of Oklahoma College of Medicine, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
Dr. Howell has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Howell performs procedures including replacement of aortic valve through the skin and femoral artery, harvest of vein using an endoscope and coronary artery bypass using artery graft, 1 graft, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Howell. 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.