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DR. FREDDY S CALDERON M.D.
NPI 1932316338
Internal Medicine - Nephrology in Pasadena, CA

Active since May 16, 2007PECOS Enrolled
393 E WALNUT ST, 3RD FLOOR PHRS, PASADENA, CA 91188(626) 405-7914 Get Directions Write a Review

NPPES record last updated: November 29, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Freddy S Calderon M.d. NPPES

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

DR. FREDDY S CALDERON M.D. (NPI 1932316338) is an individual nephrology provider in Pasadena, California, licensed in California (A96401) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1932316338
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameDR. FREDDY S CALDERONCredential: M.D.
Location Address393 E WALNUT ST, 3RD FLOOR PHRSPasadena, CA 91188-0001
Mailing Address393 E Walnut St, Third Floor PhrsPasadena, CA 91188-0001 · (626) 405-7914
Phone(626) 405-7914
Sole ProprietorNo
Enumeration DateMay 16, 2007
Last NPPES UpdateNovember 29, 2021
✔ NPI 1932316338 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in CA · A96401
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
393 E WALNUT ST, Pasadena, CA 91188
Open in Google Maps ↗

Other Identifiers 1

OtherA96401CA · License

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Freddy S Calderon M.d. 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91188 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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.

MRS. MICHELLE DIAZ LCSW
Social Worker (Clinical)
393 E WALNUT ST
PASADENA, CA 91188
Los Angeles County (626) 405-6432
MR. BRETT ALEXANDER BERGMAN MPA, PA-C
Physician Assistant
393 E WALNUT ST, 6TH FLOOR, NW
PASADENA, CA 91188
Los Angeles County (626) 405-4132
SONIA CRISTINA MAYS CNM, WHNP
Midwife
393 E WALNUT ST
PASADENA, CA 91188
Los Angeles County (626) 405-3224
DR. STEPHEN LUNGWEN SHIH M.D.
Pediatrics
393 E WALNUT ST, 3RD FLOOR PHR SYSTEMS
PASADENA, CA 91188
Los Angeles County (800) 823-2020
MYLENE COOK LCSW
Social Worker (Clinical)
393 E WALNUT ST
PASADENA, CA 91188
Los Angeles County (800) 464-4000
ABIGAIL COLEMAN FNP-BC
Nurse Practitioner (Family)
393 E WALNUT ST
PASADENA, CA 91188
Los Angeles County (626) 405-5000
JEREMIAH C BUENROSTRO
Social Worker (Clinical)
393 E WALNUT ST
PASADENA, CA 91188
Los Angeles County (877) 457-4772
MRS. ALMA DOLAUDY SILVA
Social Worker (Clinical)
393 E WALNUT ST
PASADENA, CA 91188
Los Angeles County (626) 851-1011

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 Freddy Calderon's NPI number?

The NPI number for Freddy Calderon is 1932316338. It was assigned to this individual provider in the NPPES registry on May 16, 2007.

Where is Freddy Calderon located?

Freddy Calderon practices at 393 E Walnut St 3rd Floor Phrs, Pasadena, CA 91188. The listed phone number is (626) 405-7914.

What is Freddy Calderon's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Freddy Calderon enrolled in Medicare?

Yes. Freddy Calderon is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Freddy Calderon was last updated on November 29, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.