What is Margaret Tsou's NPI number?

Margaret Tsou's National Provider Identifier (NPI) is 1780645457, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Margaret Tsou's specialty?

Margaret Tsou is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).

Where is Margaret Tsou located?

Margaret Tsou's practice location on file with NPPES is 3400 Se Frank Phillips, Bartlesville, OK 74006.

What is Margaret Tsou's phone number?

The practice phone number listed in the NPPES registry for Margaret Tsou is (918) 331-2577.

Is Margaret Tsou's NPI active?

Yes — Margaret Tsou's NPI (1780645457) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Margaret Tsou, NP

NPI 1780645457 · Nurse Practitioner · Bartlesville, OK

Margaret Tsou, NP is a Nurse Practitioner provider in Bartlesville, OK (NPI 1780645457).

Provider details

NPI number: 1780645457
Entity type: Individual
Primary specialty: Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Credential: NP
Sex: Female
License: R0080693 (OK)

Practice location

3400 Se Frank Phillips

#502

Bartlesville, OK 74006

Phone: (918) 331-2577

Fax: (918) 331-2513

Street-level locationGet directions

More OK providers

Mailing address

3400 Se Frank Phillips

Bartlesville, OK 74006

Specialties & taxonomies

Nurse PractitionerPrimary363L00000XLicense R0080693 (OK)
Physician Assistants & Advanced Practice Nursing Providers

Profile Score

Detailed profile(91/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
20 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Enumerated: 2006-03-31
Last updated: 2007-07-08

Frequently asked questions

What is Margaret Tsou's NPI number?: Margaret Tsou's National Provider Identifier (NPI) is 1780645457, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Margaret Tsou's specialty?: Margaret Tsou is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
Where is Margaret Tsou located?: Margaret Tsou's practice location on file with NPPES is 3400 Se Frank Phillips, Bartlesville, OK 74006.
What is Margaret Tsou's phone number?: The practice phone number listed in the NPPES registry for Margaret Tsou is (918) 331-2577.
Is Margaret Tsou's NPI active?: Yes — Margaret Tsou's NPI (1780645457) is active in the NPPES registry as of the last update on 2007-07-08.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions