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DR. CAROLYN MARIKO SAWYER MD
NPI 1043653249
Pediatrics - Developmental - Behavioral Pediatrics in San Diego, CA

Active since April 08, 2013PECOS Enrolled
200 W ARBOR DR, SAN DIEGO, CA 92103(800) 926-8273(888) 539-8781 Get Directions Write a Review

NPPES record last updated: January 28, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 17, 2024, Oct 8, 2021, Jul 31, 2020 and 2 more (5 updates tracked since 2018).

About Dr. Carolyn Mariko Sawyer Md NPPES

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

DR. CAROLYN MARIKO SAWYER MD (NPI 1043653249) is an individual developmental - behavioral pediatrics provider in San Diego, California, licensed in California (A149116) and active in the NPI registry since April 2013. She is enrolled in Medicare PECOS and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1043653249
Entity TypeIndividualFemale
Primary Taxonomy2080P0006X
Provider Legal NameDR. CAROLYN MARIKO SAWYERCredential: MD
Location Address200 W ARBOR DRSan Diego, CA 92103-9000
Mailing Address823 Gateway Center WaySan Diego, CA 92102-4541 · (619) 515-2300
Phone(800) 926-8273
Fax(888) 539-8781
Sole ProprietorNo
Enumeration DateApril 8, 2013
Last NPPES UpdateJanuary 28, 20255 updates tracked since enumeration
NPPES CertifiedJanuary 28, 2025
✔ NPI 1043653249 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Developmental - Behavioral PediatricsAllopathic & Osteopathic Physicians
Taxonomy Code2080P0006X
License✔ Licensed in CA · A149116
Definition
A developmental-behavioral specialist is a pediatrician with special training and experience who aims to foster understanding and promotion of optimal development of children and families through research, education, clinical care and advocacy efforts. This physician assists in the prevention, diagnosis, and management of developmental difficulties and problematic behaviors in children and in the family dysfunctions that compromise children's development.
Also ListedPediatricsTaxonomy 208000000X · License A149116 (CA)
200 W ARBOR DR, San Diego, CA 92103
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Secondary Practice Locations 3

Location 17910 Frost St Ste 350San Diego, CA 92123-2753 · Phone (800) 926-8273 · Fax (888) 539-8781
Location 23750 Convoy St Ste 312San Diego, CA 92111-3741 · Phone (800) 926-8273 · Fax (888) 539-8781
Location 34725 Market StSan Diego, CA 92102-4715 · Phone (619) 515-2560

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Carolyn Mariko Sawyer 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.

Medicare Billing Reassignments

2

Medicare enrollment records show Carolyn Sawyer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Regents Of The University Of California
0.1 mi
Pediatrics
200 W ARBOR DR
San Diego, CA 92103
  • Reassigned Medicare billing, California enrollment
  • 16 clinicians in this Medicare group
NPI 1386746741 (800) 926-8273
Family Health Centers Of San Diego Inc
0.3 mi
Federally Qualified Health Center (FQHC)
4094 4TH AVE
San Diego, CA 92103
  • Reassigned Medicare billing, California enrollment
  • 1,100 clinicians in this Medicare group
NPI 1629456900 (619) 515-2545

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

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. RAMIN MOTARJEMI M.D.
Internal Medicine (Geriatric Medicine)
200 W ARBOR DR
SAN DIEGO, CA 92103
San Diego County (858) 249-2500
DR. KYLE PALMER EDMONDS M.D., FAAHPM
Hospice, Inpatient
200 W ARBOR DR
SAN DIEGO, CA 92103
San Diego County (800) 926-8273
SHAWN RAVEENTH VEDAMANI MD
Anesthesiology
200 W ARBOR DR
SAN DIEGO, CA 92103
San Diego County (800) 926-8273
DALE MICHAEL TRUJILLO NP
Nurse Practitioner
200 W ARBOR DR
SAN DIEGO, CA 92103
San Diego County (800) 926-8273
DR. EUGENE THOMAS RICHARDSON IV MD
Internal Medicine (Infectious Disease)
200 W ARBOR DR
SAN DIEGO, CA 92103
San Diego County (800) 926-8273
KAYLEE PETERSEN ARNP
Nurse Practitioner (Psychiatric/Mental Health)
200 W ARBOR DR
SAN DIEGO, CA 92103
San Diego County (800) 926-8273
IRENE NEVAREZ NP
Nurse Practitioner
200 W ARBOR DR
SAN DIEGO, CA 92103
San Diego County (800) 926-8273
WILLIAM JAMES MOSS M.D.
Student in an Organized Health Care Education/Training Program
200 W ARBOR DR
SAN DIEGO, CA 92103
San Diego County (508) 395-4189

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 Carolyn Sawyer's NPI number?

The NPI number for Carolyn Sawyer is 1043653249. It was assigned to this individual provider in the NPPES registry on April 8, 2013.

Where is Carolyn Sawyer located?

Carolyn Sawyer practices at 200 W Arbor Dr, San Diego, CA 92103. The listed phone number is (800) 926-8273.

What is Carolyn Sawyer's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Developmental - Behavioral Pediatrics, with taxonomy code 2080P0006X.

Is Carolyn Sawyer enrolled in Medicare?

Yes. Carolyn Sawyer is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Carolyn Sawyer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Carolyn Sawyer reassigns Medicare benefits to 2 organizations: Regents Of The University Of California (San Diego, CA) and Family Health Centers Of San Diego Inc (San Diego, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Carolyn Sawyer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Carolyn Sawyer was last updated on January 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 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.