JON KELLER MD
NPI 1235225558
Pathology - Anatomic Pathology & Clinical Pathology in Palo Alto, CA

Active since October 05, 2006PECOS Enrolled
795 EL CAMINO REAL, PALO ALTO, CA 94301(650) 321-4121 Get Directions Write a Review

NPPES record last updated: May 28, 2020. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Jon Keller Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JON KELLER MD (NPI 1235225558) is an individual anatomic pathology & clinical pathology provider in Palo Alto, California, licensed in California (G88732) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1235225558
Entity TypeIndividualMale
Primary Taxonomy207ZP0102X
Provider Legal NameJON KELLERCredential: MD
Location Address795 EL CAMINO REALPalo Alto, CA 94301-2302
Mailing Address325 Distel CirLos Altos, CA 94022-1408 · (650) 853-2123
Sole ProprietorNo
Enumeration DateOctober 5, 2006
Last NPPES UpdateMay 28, 2020
NPPES CertifiedMay 28, 2020
NPI 1235225558 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
License Licensed in CA · G88732
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
795 EL CAMINO REAL, Palo Alto, CA 94301

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Jon Keller Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 212

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
66,295 services34,747 patients
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025
A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.
32,096 services19,782 patients
Blood test, comprehensive group of blood chemicals 80053
A comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.
31,399 services21,377 patients
Blood test, lipids (cholesterol and triglycerides) 80061
A lipid panel is a blood test that measures fats and fatty substances, such as cholesterol and triglycerides. These substances are used by your body as a source of energy. High levels can lead to health issues, including heart disease.
19,834 services18,116 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
16,456 services13,570 patients
Blood test, thyroid stimulating hormone (tsh) 84443
A TSH blood test measures the level of thyroid stimulating hormone in your body. This hormone is produced by the pituitary gland and regulates how your thyroid works. It's a simple procedure where a small amount of blood is drawn from your arm for analysis.
14,604 services12,121 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94301 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$156.67 typical visit price
range $70.37 – $206.04
Typical copayment $39.16 (range $17.59 – $51.51)
Most-billed visit code 99204
Established Patient
$121.77 typical visit price
range $23.96 – $169.60
Typical copayment $30.44 (range $5.99 – $42.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Dermatology
795 EL CAMINO REAL
PALO ALTO, CA 94301
Psychiatry & Neurology (Psychiatry)
795 EL CAMINO REAL
PALO ALTO, CA 94301
Physical Therapist
795 EL CAMINO REAL
PALO ALTO, CA 94301
Dietitian, Registered
795 EL CAMINO REAL
PALO ALTO, CA 94301
Dermatology
795 EL CAMINO REAL
PALO ALTO, CA 94301
Obstetrics & Gynecology
795 EL CAMINO REAL
PALO ALTO, CA 94301
Family Medicine
795 EL CAMINO REAL
PALO ALTO, CA 94301
Pediatrics
795 EL CAMINO REAL
PALO ALTO, CA 94301

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Jon Keller's NPI number?

The NPI number for Jon Keller is 1235225558. It was assigned to this individual provider in the NPPES registry on October 5, 2006.

Where is Jon Keller located?

Jon Keller practices at 795 El Camino Real, Palo Alto, CA 94301. The listed phone number is (650) 321-4121.

What is Jon Keller's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Jon Keller enrolled in Medicare?

Yes. Jon Keller is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Jon Keller was last updated on May 28, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.