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- 600 E 1St St, Spring Valley, IL 61362
About Christopher Differding
Christopher J. Differding, PA-C is a physician assistant practicing in Spring Valley, IL. Medicare claims data shows Christopher provided 6,172 services to 3,960 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, automated urinalysis test, and visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient'. This provider record is associated with NPI 1295002715.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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
- (815) 664-2617
- Email not available
Practice Locations
600 E 1ST ST
Spring Valley, IL 61362
Procedures Most Often Billed to Medicare
6,172 services · 3,960 patients · 10 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ultrasound measurement of bladder capacity after voiding | Procedure | 51798 |
876 | More than most peers in Physician Assistant |
| Insertion of temporary bladder tube | Procedure | 51701 |
17 | Less often than most peers in Physician Assistant |
| Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle | Treatment | 96402 |
96 | More often than most peers in Physician Assistant |
| Leuprolide acetate (for depot suspension), 7.5 mg | Drug given | J9217 |
368 | More than most peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
1,988 | More than most peers in Physician Assistant |
| Automated urinalysis test | Lab test | 81003 |
1,333 | More than most peers in Physician Assistant |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
1,320 | More than most peers in Physician Assistant |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
103 | More often than most peers in Physician Assistant |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
52 | More often than most peers in Physician Assistant |
| Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | Office visit | 99211 |
19 | As often as other peers in Physician Assistant |
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 physician assistants at this location 1
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 — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2011 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Ultrasound measurement of bladder capacity after voiding 8
Providers in IL who bill this service to Medicare most often.
Common questions
What kind of doctor is Christopher J. Differding?
Christopher J. Differding is a physician assistant in Spring Valley, IL. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Christopher J. Differding's address?
Christopher J. Differding is listed at 600 E 1St St, Spring Valley, IL 61362. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Christopher J. Differding?
The number on file is (815) 664-2617. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Christopher J. Differding?
Christopher J. Differding's National Provider Identifier is 1295002715. 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 Christopher J. Differding train?
Christopher J. Differding attended Other, graduating in 2011. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Christopher J. Differding have?
Christopher J. Differding has 15 years experience. Calculated from a graduation year of 2011, reported in the CMS National Downloadable File.
CMS public data
What procedures does Christopher J. Differding perform?
According to Medicare billing data, Christopher J. Differding performs procedures including ultrasound measurement of bladder capacity after voiding and insertion of temporary bladder tube; provides treatments such as administration of hormonal anti-neoplastic chemotherapy 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 Christopher J. Differding's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Christopher J. Differding. If this is you, claiming it is free.
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