THERESA MAH (DO) – Dermatology Physician, NPI 1700991148

THERESA MAH (DO) is a healthcare provider. based in Vancouver, Washington. specializing in DERMATOLOGY. They hold the professional credentials DO. They hold a License No. OP00002137 (WA). The NPI Number for THERESA MAH (DO) is 1700991148

Main info

Female
24 Years Of Experience
Accepts Medicare Assignment
Name
THERESA MAH (DO)
NPI
1700991148
Phone
(360) 254-1240
Address
700 NE 87TH AVE
Enumeration Date
19 August 2006
Last Update Date
23 November 2007

Doctor Profile

Medical School Name
OTHER
Secondary Phone
3608822778
Graduation Year
2002 (24 years ago)
PAC ID
8527065259
Group Practice PAC ID
3173436490
Professional Enrollment ID
I20061023000180
Address ID
WA986849542VA501XXAVEX400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

393 DERMATOLOGY in WA

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Provider Addresses for THERESA MAH (DO)

  • 700, Northeast 87th Avenue, McLoughlin Heights, Vancouver, Clark County, Washington, 98664, United States

    VANCOUVER, WA 986641913

    Phone: (360) 254-1240

    Fax: (360) 397-3128

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 1 Open Payments records for all available years, with a total value of $15.

Total Amount is formed as General ($15) + Research ($0) + Ownership ($0) = $15.

Last reported payment date: 2023-04-03 • Largest payer in this snapshot: PFIZER INC. ($15).

Total Amount

$15

General + Research + Ownership

Payments

1

Total payment records

General Amount

$15

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2023-04-03

Latest reported date

Top Companies

Largest payers in this snapshot

CompanyAmount
PFIZER INC.$15
View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2006-10-23

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20061023000180IDermatologyWATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
17003Destruction of precancer skin growth, 2-14 growths451110$0
99214Established patient office or other outpatient visit, 30-39 minutes387273$0
99213Established patient office or other outpatient visit, 20-29 minutes232178$0
17000Destruction of precancer skin growth, 1 growth231183$0
17110Destruction of skin growth, 1-14 growths8063$0
View full utilization report →

Insurance plans in this area (ZIP 98664)

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Provider's Procedures

THERESA MAH (DO) performs procedures in DERMATOLOGY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
DERMATOLOGYWA17003Destruction of 2-14 skin growths594126

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 3173436490View full group profile
NameSpecialtyState
Physician AssistantTN
Internal Medicine, Infectious DiseasePA
Internal MedicineWA
Diagnostic RadiologyOR
Internal MedicineOR
O P H T H A L M O L O G YIA
-OR
Nurse PractitionerWA
Nurse PractitionerWA
Interventional Cardiology, Cardiovascular Disease (Cardiology)CA

Reviews

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Frequently asked questions

What number should I use to identify THERESA MAH (DO) for billing?
Administrative and clinical systems typically use NPI 1700991148 for THERESA MAH (DO).
Is THERESA MAH (DO)'s NPI status active today?
Active status means THERESA MAH (DO)'s NPI record is not deactivated in the public file.
Which specialty label fits THERESA MAH (DO)?
NPPES ties THERESA MAH (DO) to Dermatology Physician in the taxonomy section. Clinical services aligned with this taxonomy classification.
Which community is linked to THERESA MAH (DO)?
THERESA MAH (DO) shows a connection to Vancouver, Washington in registry-derived data.
What is the difference between NPI and a medical license?
An NPI is a federal identifier; a medical license is issued by a state and governs where someone may practice.

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