Physician Profile
Unclaimed ProfileAbout FINLEY
John Michael Finley, DO is a healthcare provider in Chino, CA specializing in internal medicine. John trained at Midwestern University, Chicago College of Osteopathic Med, graduating in 1986. John is also listed as specializing in rheumatology. According to Medicare claims data, John cared for 97 Medicare patients across 111 services.
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
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (909) 464-9675
- Email not available
Practice Locations
13193 CENTRAL AVE STE 100
Chino, CA 91710
Procedures Most Often Billed to Medicare
111 services · 97 patients · 3 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
37 |
| Annual depression screening, 5 to 15 minutes | Billing code | G0444 |
51 |
| Annual alcohol misuse screening, 5 to 15 minutes | Billing code | G0442 |
23 |
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.
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.
Other internal medicines in Chino 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Midwestern University, Chicago College of Osteopathic Med 8
Other providers in the same specialty who trained at the same institution.
Class of 1986 at Midwestern University, Chicago College of Osteopathic Med 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Dr. Finley's specialty?
Dr. Finley is an internal medicine in Chino, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
Where can I find Dr. Finley?
Dr. Finley is listed at 13193 CENTRAL AVE STE 100, Chino, CA 91710. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Finley?
The number on file is (909) 464-9675. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Finley's NPI number?
Dr. Finley's National Provider Identifier is 1922042076. 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. Finley's medical education?
Dr. Finley attended Midwestern University, Chicago College of Osteopathic Med, graduating in 1986. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Finley been practicing?
Dr. Finley has 40 years experience. Calculated from a graduation year of 1986, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Finley known for?
According to Medicare billing data, Dr. Finley performs procedures including insertion of needle into vein for collection of blood sample. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Finley confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Finley. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.