DR. KALAOKALANI CHANDLER M.D.
NPI 1164459947
Obstetrics & Gynecology in Castro Valley, CA

Q: What is Kalaokalani Chandler's NPI number?

The NPI number for Kalaokalani Chandler is 1164459947. It was assigned to this individual provider in the NPPES registry on June 27, 2006.

Q: What is Kalaokalani Chandler's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Active since June 27, 2006PECOS EnrolledAccepts Medicare Assignment

20642 JOHN DR, CASTRO VALLEY, CA 94546(510) 785-5000(510) 974-2915 Get Directions Write a Review

NPPES record last updated: April 12, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Dr. Kalaokalani Chandler M.d. NPPES

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

DR. KALAOKALANI CHANDLER M.D. (NPI 1164459947) is an individual obstetrics & gynecology provider in Castro Valley, California, licensed in California (A73204) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS, maintains a secondary practice location in Hayward, and is a graduate of Washington University School Of Medicine (1999).

NPPES Registry Identity

NPI1164459947

Entity TypeIndividualFemale

Primary Taxonomy207V00000X

Provider Legal NameDR. KALAOKALANI CHANDLERCredential: M.D.

Location Address20642 JOHN DRCastro Valley, CA 94546-5103

Mailing Address20642 John DrCastro Valley, CA 94546-5103 · (510) 785-5000 · Fax (510) 974-2915

Phone(510) 785-5000

Fax(510) 974-2915

Sole ProprietorNo

Medical School CMSWashington University School Of MedicineGraduated 1999

Enumeration DateJune 27, 2006

Last NPPES UpdateApril 12, 2023

NPPES CertifiedApril 12, 2023

✔ NPI 1164459947 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians

Taxonomy Code207V00000X

License✔ Licensed in CA · A73204

Definition

An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

20642 JOHN DR, Castro Valley, CA 94546

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Secondary Practice Location 1

Location 127212 Calaroga AveHayward, CA 94545-4339 · Phone (510) 785-5000 · Fax (510) 784-2502

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Kalaokalani Chandler M.d. 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 ID840193058

PECOS Enrollment IDI20040127000780

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 Kalaokalani Chandler reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Healthcare Alliance

11 mi

Internal Medicine

7999 GATEWAY BLVD STE 200
Newark, CA 94560

Reassigned Medicare billing, California enrollment
435 clinicians in this Medicare group

NPI 1760531198 (888) 924-1036

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

Areas of Expertise CMS Part B claims 6

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

74 services45 patients

Cervical or vaginal cancer screening; pelvic and clinical breast examination G0101

This procedure involves checking for health issues in the lower abdomen and chest area. It helps identify early signs of certain conditions, increasing the chance for successful treatment. It's a routine check-up that's important for maintaining good health.

37 services37 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

23 services22 patients

Fitting and insertion of vaginal support device 57160

A vaginal support device is a medical tool used to provide support to pelvic organs. During the procedure, a healthcare professional will gently place the device into the appropriate area. This is typically done in a clinical setting and can help with various health conditions.

17 services14 patients

Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory Q0091

A Papanicolaou smear, often called a Pap smear, is a test to check for changes in cells. A small sample is gently collected from the lower region and sent to a lab for examination. This helps in early detection of potential health issues.

12 services12 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94546 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

$153.83 typical visit price

range $69.00 – $202.35

Typical copayment $38.45 (range $17.25 – $50.58)

Most-billed visit code 99204

Established Patient

$84.91 typical visit price

range $23.44 – $166.46

Typical copayment $21.22 (range $5.86 – $41.61)

Most-billed visit code 99213

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 20

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

HELEN WOOHEE YANG MD

Internal Medicine