Physician Profile

Irene K. Enzensperger, MD

Unclaimed Profile

About Dr. Enzensperger

Based in Upland, CA, Irene K. Enzensperger, MD is listed in the NPI registry under family medicine. Medicare claims data shows Irene provided 284 services to 178 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, established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more, and annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit. NPI 1174693659 identifies this record in the national registry.

Factual summary compiled by Guide.md from public records; not written by this provider.

Specialty

Family Medicine (Primary)

Credentials & Licensing

CA · Physician and Surgeon GMedical Board of California
No. 23211DelinquentExpired Mar 31, 2026Since 1972
NPINational Provider Identifier
1174693659Issued 2006

Snapshot · verify with the board ↗

Medicare information

Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What is Dr. Enzensperger's specialty?

Dr. Enzensperger is a family doctor in Upland, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine”.

NPI registry

Where can I find Dr. Enzensperger?

Dr. Enzensperger is listed at 1060 E Foothill Blvd Ste 202, Upland, CA 91786. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Dr. Enzensperger?

The number on file is (909) 949-0220. Contact the office directly to confirm availability and scheduling.

NPI registry

What is the NPI for Dr. Enzensperger?

Dr. Enzensperger's National Provider Identifier is 1174693659. 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

How much experience does Dr. Enzensperger have?

Dr. Enzensperger has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

What is Dr. Enzensperger known for?

According to Medicare billing data, Dr. Enzensperger the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Is Dr. Enzensperger's profile verified?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Enzensperger. If this is you, claiming it is free.

Guide.md

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