Physician Profile
Unclaimed ProfileAbout KELLER
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Areas of Expertise
Common questions
What kind of doctor is Dr. Keller?
Dr. Keller is an anatomic & clinical pathology in Palo Alto, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “Anatomic & Clinical Pathology”.
NPI registry
What is Dr. Keller's address?
Dr. Keller is listed at 795 EL CAMINO REAL, Palo Alto, CA 94301. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Keller?
The number on file is (650) 321-4121. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Keller's NPI number?
Dr. Keller's National Provider Identifier is 1235225558. 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 long has Dr. Keller been practising?
Dr. Keller 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 practised for longer than this.
NPI registry
What procedures does Dr. Keller perform?
According to Medicare billing data, Dr. Keller performs procedures including insertion of needle into vein for collection of blood sample, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Keller confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Keller. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (650) 321-4121
- Email not available
Practice Locations
795 EL CAMINO REAL
Palo Alto, CA 94301
Procedures Most Often Billed to Medicare
272,357 services · 191,164 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
66,295 |
| Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Lab test | 85025 |
32,096 |
| Blood test, comprehensive group of blood chemicals | Lab test | 80053 |
31,399 |
| Blood test, lipids (cholesterol and triglycerides) | Lab test | 80061 |
19,834 |
| Hemoglobin a1c level | Lab test | 83036 |
16,456 |
| Blood test, thyroid stimulating hormone (tsh) | Lab test | 84443 |
14,604 |
| Blood test, basic group of blood chemicals (calcium, total) | Lab test | 80048 |
13,352 |
| Creatinine level to test for kidney function or muscle injury | Lab test | 82570 |
8,259 |
| Manual urinalysis test with examination using microscope, automated | Lab test | 81001 |
7,632 |
| Urine microalbumin (protein) level | Lab test | 82043 |
6,099 |
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.
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 anatomic & clinical pathology specialists in Palo Alto 7
Same specialty, same city.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in CA 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.