What is Tsz-Ming Chow's NPI number?

Tsz-Ming Chow's National Provider Identifier (NPI) is 1689679714, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Tsz-Ming Chow's specialty?

Tsz-Ming Chow is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).

Where is Tsz-Ming Chow located?

Tsz-Ming Chow's practice location on file with NPPES is 1615 Delaware St, Longview, WA 98632-2367.

What is Tsz-Ming Chow's phone number?

The practice phone number listed in the NPPES registry for Tsz-Ming Chow is (360) 414-2730.

Does Tsz-Ming Chow accept Medicare?

Tsz-Ming Chow is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Tsz-Ming Chow's NPI active?

Yes — Tsz-Ming Chow's NPI (1689679714) is active in the NPPES registry as of the last update on 2022-02-04.

IndividualActiveAccepts Medicare

Tsz-Ming Chow, MD

NPI 1689679714 · Neurology Physician · Longview, WA

Tsz-Ming Chow, MD is a Neurology Physician provider in Longview, WA (NPI 1689679714).

Provider details

NPI number: 1689679714
Entity type: Individual
Primary specialty: Neurology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: 4301119416 (MI)

Practice location

1615 Delaware St

Longview, WA 98632-2367

Phone: (360) 414-2730

Fax: (360) 414-2739

Street-level locationGet directions

More WA providers

Mailing address

Po Box 19305

Charlotte, NC 28219-9305

Specialties & taxonomies

Neurology PhysicianPrimary2084N0400XLicense 4301119416 (MI)
Allopathic & Osteopathic Physicians
Neurology Physician2084N0400XLicense 2013-02125 (NC)
Allopathic & Osteopathic Physicians
Neurology Physician2084N0400XLicense MD00045382 (WA)
Allopathic & Osteopathic Physicians

Additional practice locations (2)

1201 E Michigan Ave Ste 240
Jackson, MI 49201-1855
Phone: (517) 205-7620
332 N Trade St
Suite 1200
Matthews, NC 28105-1728
Phone: (704) 667-4120

Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Detailed profile(80/100 index)

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

Registry tenure25% of score
21 yrs in NPPES registry
Profile completeness25% of score
100% of core fields populated
Practice footprint15% of score
3 documented practice locations
Medicare service volume (vs. specialty peers)25% of score
277 Medicare services, 2024 (ranked within specialty)
Open Payments transparency10% of score
Has Open Payments disclosures (2024)

Medicare volume is ranked against active providers in the same specialty. 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.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223	186	$165
Prolonged Office Or Other Outpatient Evaluation and Management Service(s) Beyond the Maximum Required Time of the Primary Procedure Which Has Been Selected Using Total Time on the Date of the Primary Service; Each Additional 15 Minutes By the Physician OrG2212	43	$30
New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205	21	$174
Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215	15	$137
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	12	$75

Typical Medicare-allowed amounts for these services range $30–$174 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$20 across 1 record (Open Payments 2024)

Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.

Enumerated: 2005-06-15
Last updated: 2022-02-04
Certified: 2022-02-04

Frequently asked questions

What is Tsz-Ming Chow's NPI number?: Tsz-Ming Chow's National Provider Identifier (NPI) is 1689679714, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Tsz-Ming Chow's specialty?: Tsz-Ming Chow is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
Where is Tsz-Ming Chow located?: Tsz-Ming Chow's practice location on file with NPPES is 1615 Delaware St, Longview, WA 98632-2367.
What is Tsz-Ming Chow's phone number?: The practice phone number listed in the NPPES registry for Tsz-Ming Chow is (360) 414-2730.
Does Tsz-Ming Chow accept Medicare?: Tsz-Ming Chow is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Tsz-Ming Chow's NPI active?: Yes — Tsz-Ming Chow's NPI (1689679714) is active in the NPPES registry as of the last update on 2022-02-04.

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

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223	186	$165
Prolonged Office Or Other Outpatient Evaluation and Management Service(s) Beyond the Maximum Required Time of the Primary Procedure Which Has Been Selected Using Total Time on the Date of the Primary Service; Each Additional 15 Minutes By the Physician OrG2212	43	$30
New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205	21	$174
Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215	15	$137
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	12	$75

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$20 across 1 record (Open Payments 2024)

Provider details

Practice location

Mailing address

Specialties & taxonomies

Additional practice locations (2)

Profile Score

What this provider does (Medicare)

Transparency — industry payments

Registry dates

Frequently asked questions

Specialties & taxonomies

Additional practice locations (2)

Frequently asked questions

Profile Score

What this provider does (Medicare)

Transparency — industry payments