COLBEY RICKLEFS MD
NPI 1053948257
Pediatrics - Adolescent Medicine in San Francisco, CA

Q: What is Colbey Ricklefs's NPI number?

The NPI number for Colbey Ricklefs is 1053948257. It was assigned to this individual provider in the NPPES registry on March 26, 2020.

Q: What is Colbey Ricklefs's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Adolescent Medicine, with taxonomy code 2080A0000X.

Q: When was this NPI record last updated?

The NPPES record for Colbey Ricklefs was last updated on April 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.

Active since March 26, 2020PECOS Enrolled

1975 4TH ST, SAN FRANCISCO, CA 94143(415) 353-2002 Get Directions Write a Review

NPPES record last updated: April 22, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 22, 2026, Jul 14, 2023, Mar 26, 2020 (3 updates tracked since 2020).

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About Colbey Ricklefs Md NPPES

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

COLBEY RICKLEFS MD (NPI 1053948257) is an individual adolescent medicine provider in San Francisco, California, licensed in California (A185610) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS, maintains a secondary practice location in San Francisco, and is a graduate of University Of Missouri, Columbia School Of Medicine (2020).

NPPES Registry Identity

NPI1053948257

Entity TypeIndividualMale

Primary Taxonomy2080A0000X

Provider Legal NameCOLBEY RICKLEFSCredential: MD

Location Address1975 4TH STSan Francisco, CA 94143-2351

Mailing Address550 16th St # 110San Francisco, CA 94143-2549 · (415) 502-2067 · Fax (206) 520-2405

Phone(415) 353-2002

Sole ProprietorNo

Medical School CMSUniversity Of Missouri, Columbia School Of MedicineGraduated 2020

Enumeration DateMarch 26, 2020

Last NPPES UpdateApril 22, 20263 updates tracked since enumeration

NPPES CertifiedApril 22, 2026

✔ NPI 1053948257 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Adolescent MedicineAllopathic & Osteopathic Physicians

Taxonomy Code2080A0000X

License✔ Licensed in CA · A185610

Definition

A pediatrician who specializes in adolescent medicine is a multi-disciplinary healthcare specialist trained in the unique physical, psychological and social characteristics of adolescents, their healthcare problems and needs.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

1975 4TH ST, San Francisco, CA 94143

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Secondary Practice Location 1

Location 1550 16th St # 110San Francisco, CA 94143-2549 · Phone (415) 502-2067

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

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

PECOS PAC ID3678996725

PECOS Enrollment IDI20260505003479

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.

Medicare Billing Reassignments

Medicare enrollment records show Colbey Ricklefs reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Ucsf Pediatrics Associates

3.7 mi

Pediatrics

505 PARNASSUS AVE
San Francisco, CA 94143

Reassigned Medicare billing, California enrollment
1,159 clinicians in this Medicare group

NPI 1376614016 (415) 353-2000

University Of California San Francisco

3.7 mi

Surgery

400 PARNASSUS AVE, MCB 300
San Francisco, CA 94143

Reassigned Medicare billing, California enrollment
5,645 clinicians in this Medicare group

NPI 1346329380 (415) 353-2161

Ucsf Medical Group Business Services

3.7 mi

Internal Medicine

400 PARNASSUS AVE
San Francisco, CA 94122

Reassigned Medicare billing, California enrollment
5,544 clinicians in this Medicare group

NPI 1477624104 (415) 353-2808

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

2 suppliers15 claims29 services$6.56 avg. paid by Medicare

Lancets, per box of 100 A4259

DME-Medical/Surgical Supplies · category DA000N

1 supplier16 claims16 services$1.13 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

DR. ABBEY CORIN LEA DPT

Physical Therapist