DR. KENNETH SANFORD BLUMENFELD M.D.
NPI 1235158254
Specialist in San Jose, CA

Active since July 19, 2006PECOS EnrolledAccepts Medicare Assignment
2577 SAMARITAN DR, SUITE 710, SAN JOSE, CA 95124(408) 358-0133(408) 358-8134 Get Directions Write a Review

NPPES record last updated: August 21, 2012. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Kenneth Sanford Blumenfeld M.d. NPPES

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

DR. KENNETH SANFORD BLUMENFELD M.D. (NPI 1235158254) is an individual specialist in San Jose, California, licensed in California (A50900) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of Johns Hopkins University School Of Medicine (1986).

NPPES Registry Identity

NPI1235158254
Entity TypeIndividualMale
Primary Taxonomy174400000X
Provider Legal NameDR. KENNETH SANFORD BLUMENFELDCredential: M.D.
Location Address2577 SAMARITAN DR, SUITE 710San Jose, CA 95124-4100
Mailing Address2577 Samaritan Dr, Suite 710San Jose, CA 95124-4100 · (408) 358-0133 · Fax (408) 358-8134
Fax(408) 358-8134
Sole ProprietorYes
Medical School CMSJohns Hopkins University School Of MedicineGraduated 1986
Enumeration DateJuly 19, 2006
Last NPPES UpdateAugust 21, 2012
NPI 1235158254 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License Licensed in CA · A50900
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
2577 SAMARITAN DR, San Jose, CA 95124

Other Identifiers 3

Medicaid000A509000CA
Medicare PINZZZ00841ZCA
Medicare UPINF39066CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Kenneth Sanford Blumenfeld M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4082668041
PECOS Enrollment IDI20050315000433
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 8

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.

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
119 services119 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
113 services86 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
45 services23 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
33 services30 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
24 services23 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
22 services22 patients

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.

Pediatrics (Pediatric Gastroenterology)
2577 SAMARITAN DR, STE 815
SAN JOSE, CA 95124
Pediatrics
2577 SAMARITAN DR, SUITE830
SAN JOSE, CA 95124
Pediatrics
2577 SAMARITAN DR, SUITE 830
SAN JOSE, CA 95124
Podiatrist
2577 SAMARITAN DR, SUITE 840
SAN JOSE, CA 95124
Pediatrics
2577 SAMARITAN DR, SUITE # 725
SAN JOSE, CA 95124
Pediatrics (Pediatric Allergy/Immunology)
2577 SAMARITAN DR, SUITE 860
SAN JOSE, CA 95124
Psychiatry & Neurology (Neurology)
2577 SAMARITAN DR, SUITE #840
SAN JOSE, CA 95124
Specialist
2577 SAMARITAN DR, SUITE 710
SAN JOSE, CA 95124

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 Kenneth Blumenfeld's NPI number?

The NPI number for Kenneth Blumenfeld is 1235158254. It was assigned to this individual provider in the NPPES registry on July 19, 2006.

Where is Kenneth Blumenfeld located?

Kenneth Blumenfeld practices at 2577 Samaritan Dr Suite 710, San Jose, CA 95124. The listed phone number is (408) 358-0133.

What is Kenneth Blumenfeld's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Kenneth Blumenfeld enrolled in Medicare?

Yes. Kenneth Blumenfeld is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Kenneth Blumenfeld was last updated on August 21, 2012. NPI Profile syncs with the weekly NPPES data releases published by CMS.