Physician Profile
Unclaimed ProfileAbout JOHNSON
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Education & Training
Areas of Expertise
Common questions
What is Dr. Johnson's specialty?
Dr. Johnson is a physician assistant in Ames, IA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “PHYSICIAN ASSISTANT”.
NPI registry
Where can I find Dr. Johnson?
Dr. Johnson is listed at 1215 DUFF AVE, Ames, IA 50010. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Johnson?
The number on file is (515) 239-4475. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Johnson's NPI number?
Dr. Johnson's National Provider Identifier is 1821471822. 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
What is Dr. Johnson's medical education?
Dr. Johnson attended Other, graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Johnson been practising?
Dr. Johnson has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Johnson known for?
According to Medicare billing data, Dr. Johnson performs procedures including aspiration and/or injection of fluid from large joint and replacement of knee joint, both sides of knee, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Johnson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Johnson. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (515) 239-4475
- Email not available
Practice Locations
1215 DUFF AVE
Ames, IA 50010
Procedures Most Often Billed to Medicare
8,117 services · 702 patients · 9 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
527 |
| Replacement of knee joint, both sides of knee | Procedure | 27447 |
31 |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
5,290 |
| Hyaluronan or derivative, synvisc or synvisc-one, for intra-articular injection, 1 mg | Drug given | J7325 |
2,016 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
90 |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
80 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
50 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
21 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
12 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other physician assistants at this location 2
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 — 30 related providers in 4 groups
Other physician assistants in Ames 6
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2015 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid from large joint 8
Providers in IA 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.