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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

GRACE NIIANG SIAN SAN HATZAW
NPI 1912810730
Case Manager/Care Coordinator in Tulsa, OK

Active since September 23, 2026
650 S PEORIA AVE, TULSA, OK 74120(918) 749-6095 Get Directions Write a Review

NPPES record added: September 23, 2026. Verified against the NPPES registry weekly; last sync: September 27, 2026.

About Grace Niiang Sian San Hatzaw NPPES

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

GRACE NIIANG SIAN SAN HATZAW (NPI 1912810730) is an individual case manager/care coordinator provider in Tulsa, Oklahoma and active in the NPI registry since September 2026.

NPPES Registry Identity

NPI1912810730
Entity TypeIndividualFemale
Primary Taxonomy171M00000X
Provider Legal NameGRACE NIIANG SIAN SAN HATZAW
Location Address650 S PEORIA AVETulsa, OK 74120-4429
Mailing Address650 S Peoria AveTulsa, OK 74120-4429 · (918) 749-6095
Phone(918) 749-6095
Sole ProprietorNo
Enumeration DateSeptember 23, 2026
NPPES CertifiedSeptember 23, 2026
✔ NPI 1912810730 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCase Manager/Care CoordinatorOther Service Providers
Taxonomy Code171M00000X
Definition
A person who provides case management services and assists an individual in gaining access to needed medical, social, educational, and/or other services. The person has the ability to provide an assessment and review of completed plan of care on a periodic basis. This person is also able to take collaborative action to coordinate the services with other providers and monitor the enrollee's progress toward the cost-effective achievement of objectives specified in the plan of care. Credentials may vary from an experience in the fields of psychology, social work, rehabilitation, nursing or a closely related human service field, to a related Assoc of Arts Degree or to nursing credentials. Some states may require certification in case management.
650 S PEORIA AVE, Tulsa, OK 74120
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Other Names 1

Professional Name (2)Grace Hatzaw

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.

MS. CHARLOTTE L CRIBBS LMSW
Social Worker (Clinical)
650 S PEORIA AVE
TULSA, OK 74120
Tulsa County (918) 587-9471
MRS. DANIELLA FREEMAN
Case Manager/Care Coordinator
650 S PEORIA AVE
TULSA, OK 74120
Tulsa County (918) 587-9471
MISS ELIZA JANE DREW
Counselor
650 S PEORIA AVE
TULSA, OK 74120
Tulsa County (918) 587-9471
LAUREN PAIGE BUXTON LYONS MA
Case Manager/Care Coordinator
650 S PEORIA AVE
TULSA, OK 74120
Tulsa County (918) 587-9471
JOSEPH SCOTT
Case Manager/Care Coordinator
650 S PEORIA AVE
TULSA, OK 74120
Tulsa County (918) 587-9471
ROCIO ZYGAI
Case Manager/Care Coordinator
650 S PEORIA AVE
TULSA, OK 74120
Tulsa County (602) 761-6758
MRS. SARAH-NICOLE SATTERWHITE MS
Counselor
650 S PEORIA AVE
TULSA, OK 74120
Tulsa County (918) 587-9471
CECELIA KAY GRAY-ALSAY ACSW, QCSW
Social Worker (Clinical)
650 S PEORIA AVE
TULSA, OK 74120
Tulsa County (918) 587-9471

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 Grace Niiang Hatzaw's NPI number?

The NPI number for Grace Niiang Hatzaw is 1912810730. It was assigned to this individual provider in the NPPES registry on September 23, 2026. The provider is also known as Grace Hatzaw.

Where is Grace Niiang Hatzaw located?

Grace Niiang Hatzaw practices at 650 S Peoria Ave, Tulsa, OK 74120. The listed phone number is (918) 749-6095.

What is Grace Niiang Hatzaw's specialty?

The primary specialty registered for this NPI is Case Manager/Care Coordinator with taxonomy code 171M00000X.

When was this NPI record last updated?

The NPPES record for Grace Niiang Hatzaw was last updated on September 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.