1. Home
  2. Directory
  3. California
  4. Sonora
  5. Psychologist
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. SUSAN BELLE DAY PH.D., RN,
NPI 1336463777
Psychologist - Clinical in Sonora, CA

Active since March 14, 2010PECOS EnrolledAccepts Medicare Assignment
99 S FOREST RD, SONORA, CA 95370(209) 533-1699(209) 532-7917 Get Directions Write a Review

NPPES record last updated: September 10, 2026. Verified against the NPPES registry weekly; last sync: September 13, 2026.

About Dr. Susan Belle Day Ph.d., Rn, NPPES

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

DR. SUSAN BELLE DAY PH.D., RN, (NPI 1336463777) is an individual clinical provider in Sonora, California, licensed in California (PSY 23349) and active in the NPI registry since March 2010. She is enrolled in Medicare PECOS and is a graduate of Other (2009).

NPPES Registry Identity

NPI1336463777
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameDR. SUSAN BELLE DAYCredential: PH.D., RN,
Location Address99 S FOREST RDSonora, CA 95370-4816
Mailing Address99 S Forest RdSonora, CA 95370-4816 · (209) 533-1699 · Fax (209) 532-7917
Phone(209) 533-1699
Fax(209) 532-7917
Sole ProprietorNo
Medical School CMSOtherGraduated 2009
Enumeration DateMarch 14, 2010
Last NPPES UpdateSeptember 10, 2026
NPPES CertifiedSeptember 10, 2026
✔ NPI 1336463777 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in CA · PSY 23349
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
99 S FOREST RD, Sonora, CA 95370
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Susan Belle Day Ph.d., Rn, is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7214067982
PECOS Enrollment IDI20100608000197
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.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 1 hour 90837
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 1-hour session, you'll talk about your feelings, thoughts, and behaviors to help identify and manage mental health issues. This process aids in personal growth, healing, and improved well-being.
570 services34 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95370 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
$176.60 typical visit price
range $58.87 – $176.60
Typical copayment $44.15 (range $14.71 – $44.15)
Most-billed visit code 99205
Established Patient
$103.36 typical visit price
range $19.28 – $144.60
Typical copayment $25.84 (range $4.82 – $36.15)
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

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

WOODS CREEK PSYCHOLOGICAL GROUP, APC
Psychologist
99 S FOREST RD
SONORA, CA 95370
Tuolumne County (209) 533-1699

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 Susan Day's NPI number?

The NPI number for Susan Day is 1336463777. It was assigned to this individual provider in the NPPES registry on March 14, 2010.

Where is Susan Day located?

Susan Day practices at 99 S Forest Rd, Sonora, CA 95370. The listed phone number is (209) 533-1699.

What is Susan Day's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Susan Day enrolled in Medicare?

Yes. Susan Day is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Susan Day was last updated on September 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 days 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.