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CRYSTAL HUI WANG MD
NPI 1801286125
Hospitalist in Palo Alto, CA

Active since January 24, 2015PECOS Enrolled
725 WELCH ROAD, PALO ALTO, CA 94304(650) 497-8000 Get Directions Write a Review

NPPES record last updated: August 7, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 7, 2026, Apr 16, 2024, Jul 21, 2022 and 2 more (5 updates tracked since 2017).

About Crystal Hui Wang Md NPPES

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

CRYSTAL HUI WANG MD (NPI 1801286125) is an individual hospitalist provider in Palo Alto, California, licensed in California (A170091) and active in the NPI registry since January 2015. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1801286125
Entity TypeIndividualFemale
Primary Taxonomy208M00000X
Provider Legal NameCRYSTAL HUI WANGCredential: MD
Location Address725 WELCH ROADPalo Alto, CA 94304-1601
Mailing Address725 Welch RdPalo Alto, CA 94304-1601 · (650) 497-8000
Phone(650) 497-8000
Sole ProprietorNo
Enumeration DateJanuary 24, 2015
Last NPPES UpdateAugust 7, 20265 updates tracked since enumeration
NPPES CertifiedAugust 7, 2026
✔ NPI 1801286125 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in CA · A170091
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedPediatricsTaxonomy 208000000X · License A170091 (CA)
Also ListedPediatrics · Pediatric Hematology-OncologyTaxonomy 2080P0207X · License A170091 (CA)
725 WELCH ROAD, Palo Alto, CA 94304
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Crystal Hui Wang 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 Crystal Wang reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Lpch Medical Group Div Of Lucile
Same address
Children
725 WELCH RD
Palo Alto, CA 94304
  • Reassigned Medicare billing, California enrollment
  • 3,617 clinicians in this Medicare group
NPI 1417907940 (650) 498-6762
Stanford Health Care
0.2 mi
General Acute Care Hospital
300 PASTEUR DRIVE
Stanford, CA 94305
  • Reassigned Medicare billing, California enrollment
  • 4,258 clinicians in this Medicare group
NPI 1437292927 (650) 723-4000

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 94304 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
$156.67 typical visit price
range $70.37 – $206.04
Typical copayment $39.16 (range $17.59 – $51.51)
Most-billed visit code 99204
Established Patient
$121.77 typical visit price
range $23.96 – $169.60
Typical copayment $30.44 (range $5.99 – $42.40)
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 9

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

MS. ERIN MACKNIGHT COMOLLI APN
Nurse Practitioner
725 WELCH ROAD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8000
DEBORAH MENET LCSW
Social Worker (Clinical)
725 WELCH ROAD
PALO ALTO, CA 94304
Santa Clara County (650) 229-8459
RENEE P PYLE PHD
Psychologist
725 WELCH ROAD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8000
DORA SHIRLY ALVAREZ
Pediatrics
725 WELCH ROAD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8000
REBECCA PEARL CHEN
Student in an Organized Health Care Education/Training Program
725 WELCH ROAD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8979
JAYASIRY PERERA NP
Nurse Practitioner
725 WELCH ROAD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8000
MS. DIANA PATRICIA KOBAYASHI NNP
Nurse Practitioner (Neonatal, Critical Care)
725 WELCH ROAD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8800
CHENG CHANG M.B.B.S.
Student in an Organized Health Care Education/Training Program
725 WELCH ROAD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8979

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 Crystal Wang's NPI number?

The NPI number for Crystal Wang is 1801286125. It was assigned to this individual provider in the NPPES registry on January 24, 2015.

Where is Crystal Wang located?

Crystal Wang practices at 725 Welch Road, Palo Alto, CA 94304. The listed phone number is (650) 497-8000.

What is Crystal Wang's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Crystal Wang enrolled in Medicare?

Yes. Crystal Wang is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Crystal Wang's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Crystal Wang reassigns Medicare benefits to 2 organizations: Lpch Medical Group Div Of Lucile (Palo Alto, CA) and Stanford Health Care (Stanford, 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 Crystal Wang'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 Crystal Wang was last updated on August 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.