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ASHLEY HUGH
NPI 1639733280
Pediatrics in Larkspur, CA

Active since April 30, 2019PECOS Enrolled
1100 LARKSPUR LANDING CIR STE 10, LARKSPUR, CA 94939(415) 925-8070 Get Directions Write a Review

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

Record update history: Nov 25, 2025, Apr 30, 2019 (2 updates tracked since 2019).

About Ashley Hugh NPPES

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

ASHLEY HUGH (NPI 1639733280) is an individual pediatrics provider in Larkspur, California, licensed in California (A191866) and active in the NPI registry since April 2019. She is enrolled in Medicare PECOS, maintains a secondary practice location in Chicago, and is a graduate of Rush Medical College Of Rush University (2021).

NPPES Registry Identity

NPI1639733280
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameASHLEY HUGH
Location Address1100 LARKSPUR LANDING CIR STE 10Larkspur, CA 94939-1836
Mailing Address600 S Paulina St Ste 403Chicago, IL 60612-3806
Phone(415) 925-8070
Sole ProprietorYes
Medical School CMSRush Medical College Of Rush UniversityGraduated 2021
Enumeration DateApril 30, 2019
Last NPPES UpdateNovember 25, 20252 updates tracked since enumeration
NPPES CertifiedNovember 25, 2025
✔ NPI 1639733280 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in CA · A191866
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
1100 LARKSPUR LANDING CIR STE 10, Larkspur, CA 94939
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Secondary Practice Location 1

Location 1600 S Paulina St Ste 403Chicago, IL 60612-3806 · Phone (312) 942-7100

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ashley Hugh is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4082094107
PECOS Enrollment IDI20251209004136
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 Reassignment

Medicare enrollment records show Ashley Hugh reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Regents Univ Of California Ucsf
13 mi
Internal Medicine
505 PARNASSUS AVE
San Francisco, CA 94143
  • Reassigned Medicare billing, California enrollment
  • 339 clinicians in this Medicare group
NPI 1124439807 (415) 476-1000

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94939 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
$104.67 typical visit price
range $69.07 – $202.63
Typical copayment $26.16 (range $17.26 – $50.65)
Most-billed visit code 99203
Established Patient
$119.61 typical visit price
range $23.44 – $166.64
Typical copayment $29.90 (range $5.86 – $41.66)
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 12

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

INJIL ABUBAKAR MD
Family Medicine
1100 LARKSPUR LANDING CIR STE 10
LARKSPUR, CA 94939
Marin County (415) 924-1214
MERRILL RALPH NISAM MD
Internal Medicine (Pulmonary Disease)
1100 LARKSPUR LANDING CIR STE 10
LARKSPUR, CA 94939
Marin County (415) 924-1214
WILLIE TANG MD
Internal Medicine
1100 LARKSPUR LANDING CIR STE 10
LARKSPUR, CA 94939
Marin County (415) 924-1214
MICHELLE LOW DO
Internal Medicine (Pulmonary Disease)
1100 LARKSPUR LANDING CIR STE 10
LARKSPUR, CA 94939
Marin County (415) 924-1214
DR. JOHN MICHAEL GRAHAM M.D.
Family Medicine
1100 LARKSPUR LANDING CIR STE 10
LARKSPUR, CA 94939
Marin County (415) 924-1214
LIA ARMSTRONG WYSTRACH BSN, RN, MN, FNP-C
Nurse Practitioner (Family)
1100 LARKSPUR LANDING CIR STE 10
LARKSPUR, CA 94939
Marin County (415) 924-1214
ANJULI MAYA BRIGHTON MD
Internal Medicine (Pulmonary Disease)
1100 LARKSPUR LANDING CIR STE 10
LARKSPUR, CA 94939
Marin County (415) 924-1214
ROBERT DORIS
Internal Medicine
1100 LARKSPUR LANDING CIR STE 10
LARKSPUR, CA 94939
Marin County (415) 924-1214

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 Ashley Hugh's NPI number?

The NPI number for Ashley Hugh is 1639733280. It was assigned to this individual provider in the NPPES registry on April 30, 2019.

Where is Ashley Hugh located?

Ashley Hugh practices at 1100 Larkspur Landing Cir Ste 10, Larkspur, CA 94939. The listed phone number is (415) 925-8070.

What is Ashley Hugh's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Ashley Hugh enrolled in Medicare?

Yes. Ashley Hugh is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Ashley Hugh's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ashley Hugh reassigns Medicare benefits to Regents Univ Of California Ucsf (San Francisco, CA). The 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 Ashley Hugh'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 Ashley Hugh was last updated on November 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.