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DR. ERIN MICHELLE LEE M.D.
NPI 1316979602
Pediatrics in San Ramon, CA

Active since July 07, 2006PECOS Enrolled
2305 CAMINO RAMON, SUITE 120, SAN RAMON, CA 94583(925) 275-3888(925) 275-1036 Get Directions Write a Review

NPPES record last updated: November 22, 2016. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Erin Michelle Lee M.d. NPPES

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

DR. ERIN MICHELLE LEE M.D. (NPI 1316979602) is an individual pediatrics provider in San Ramon, California, licensed in California (A65587) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1316979602
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameDR. ERIN MICHELLE LEECredential: M.D.
Location Address2305 CAMINO RAMON, SUITE 120San Ramon, CA 94583-1396
Mailing Address1450 Treat Blvd, Ste 300Walnut Creek, CA 94597-2168
Phone(925) 275-3888
Fax(925) 275-1036
Sole ProprietorNo
Enumeration DateJuly 7, 2006
Last NPPES UpdateNovember 22, 2016
✔ NPI 1316979602 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in CA · A65587
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.
2305 CAMINO RAMON, San Ramon, CA 94583
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Other Identifiers 3

Medicare PIN00A655872CA
Medicare UPINH59467CA
Medicaid00A655870CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Erin Michelle Lee 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.

Medicare Billing Reassignment

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

John Muir Physician Network
11 mi
General Practice
1450 TREAT BLVD, SUITE 300
Walnut Creek, CA 94597
  • Reassigned Medicare billing, California enrollment
  • 650 clinicians in this Medicare group
NPI 1841407665 (925) 296-9872

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 94583 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
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.

DR. MAHMOOD REZA KAZEMI M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
2305 CAMINO RAMON, SUITE 270
SAN RAMON, CA 94583
Contra Costa County (925) 866-8700
DR. MARGARET J SALTZSTEIN M.D.
Pediatrics
2305 CAMINO RAMON, SUITE 120
SAN RAMON, CA 94583
Contra Costa County (925) 275-3888
DR. INOCENCIO D. CANDELARIA JR. M.D.
Family Medicine
2305 CAMINO RAMON, SUITE 100
SAN RAMON, CA 94583
Contra Costa County (925) 837-1886
DR. AFSHEEN MOSTOFI D.O.
Family Medicine
2305 CAMINO RAMON, SUITE 100
SAN RAMON, CA 94583
Contra Costa County (925) 837-1886
WILLIAM NORMAN HAMSTRA D.O.
Surgery
2305 CAMINO RAMON, SUITE 217
SAN RAMON, CA 94583
Contra Costa County (925) 447-0660
DR. RALPH FONG JR. M.D.
Family Medicine
2305 CAMINO RAMON, SUITE 100
SAN RAMON, CA 94583
Contra Costa County (925) 837-1886
MS. ANGELA F POURGHASSEMI DMD
Dentist (General Practice)
2305 CAMINO RAMON, #230
SAN RAMON, CA 94583
Contra Costa County (925) 790-0101
DR. ETHAN D HOLLANDER M.D.
Family Medicine
2305 CAMINO RAMON, SUITE 100
SAN RAMON, CA 94583
Contra Costa County (925) 837-1886

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 Erin Lee's NPI number?

The NPI number for Erin Lee is 1316979602. It was assigned to this individual provider in the NPPES registry on July 7, 2006.

Where is Erin Lee located?

Erin Lee practices at 2305 Camino Ramon Suite 120, San Ramon, CA 94583. The listed phone number is (925) 275-3888.

What is Erin Lee's specialty?

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

Is Erin Lee enrolled in Medicare?

Yes. Erin Lee is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Erin Lee's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Erin Lee reassigns Medicare benefits to John Muir Physician Network (Walnut Creek, 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 Erin Lee'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 Erin Lee was last updated on November 22, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.