Physician Profile
Unclaimed ProfileAbout HARRISON
John Josiah Harrison, D.O. practises emergency medicine in Duncan, OK. John is a 1999 graduate of Oklahoma State University College of Osteopathic Medicine.
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
Areas of Expertise
Common questions
What does Dr. Harrison specialise in?
Dr. Harrison is an emergency medicine in Duncan, OK. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “EMERGENCY MEDICINE”.
NPI registry
Where is Dr. Harrison located?
Dr. Harrison is listed at 1407 N WHISENANT DR, Duncan, OK 73533. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Harrison's phone number?
The number on file is (580) 251-8458. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Harrison?
Dr. Harrison's National Provider Identifier is 1386630499. 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 Dr. Harrison go to medical school?
Dr. Harrison attended Oklahoma State University College of Osteopathic Medicine, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Harrison have?
Dr. Harrison has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Harrison do most often?
According to Medicare billing data, Dr. Harrison performs imaging including x-ray of chest, 2 views; provides treatments such as assessment of emotional or behavioral problems and injection of drug or substance under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Harrison's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Harrison. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (580) 251-8458
- Email not available
Practice Locations
1407 N WHISENANT DR
Duncan, OK 73533
Procedures Most Often Billed to Medicare
514 services · 447 patients · 10 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| X-ray of chest, 2 views | Imaging | 71046 |
18 |
| Assessment of emotional or behavioral problems | Treatment | 96127 |
115 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
14 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
131 |
| Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) | Lab test | 87880 |
59 |
| Detection test by multiplex amplified probe technique for severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (covid-19), influenza virus types a and b, and respiratory syncytial virus | Lab test | 87637 |
57 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
47 |
| Automated urinalysis test | Lab test | 81003 |
31 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
22 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
20 |
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 emergency medicines at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
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 — 25 related providers in 4 groups
Trained at Oklahoma State University College of Osteopathic Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1999 at Oklahoma State University College of Osteopathic Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs X-ray of chest, 2 views 8
Providers in OK who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.