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THERESA MAH DO
NPI 1700991148
Dermatology in Vancouver, WA

Active since August 19, 2006PECOS EnrolledAccepts Medicare Assignment
700 NE 87TH AVE, VANCOUVER, WA 98664(360) 254-1240(360) 397-3128 Get Directions Write a Review

NPPES record last updated: November 23, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Theresa Mah Do NPPES

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

THERESA MAH DO (NPI 1700991148) is an individual dermatology provider in Vancouver, Washington, licensed in Washington (OP00002137) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS and is a graduate of Other (2002).

NPPES Registry Identity

NPI1700991148
Entity TypeIndividualFemale
Primary Taxonomy207N00000X
Provider Legal NameTHERESA MAHCredential: DO
Location Address700 NE 87TH AVEVancouver, WA 98664-1913
Mailing Address700 Ne 87th AveVancouver, WA 98664-1913 · (360) 254-1240 · Fax (360) 397-3128
Phone(360) 254-1240
Fax(360) 397-3128
Sole ProprietorNo
Medical School CMSOtherGraduated 2002
Enumeration DateAugust 19, 2006
Last NPPES UpdateNovember 23, 2007
✔ NPI 1700991148 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
License✔ Licensed in WA · OP00002137
Definition
A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.
700 NE 87TH AVE, Vancouver, WA 98664
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Other Identifiers 2

Medicaid8462038WA
Medicare PIN8861833WA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Theresa Mah Do is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8527065259
PECOS Enrollment IDI20061023000180
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.

Areas of Expertise CMS Part B claims 11

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Destruction of precancer skin growth, 2-14 growths 17003
This procedure involves removing 2-14 precancerous skin growths. The growths are treated to prevent them from potentially developing into skin cancer. The process is safe, with minimal discomfort, and promotes healthier skin.
435 services101 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
413 services284 patients
Destruction of precancer skin growth, 1 growth 17000
"Destruction of precancer skin growth" is a procedure that eliminates a single precancerous skin growth. This is done to prevent it from developing into skin cancer. The growth may be removed using various methods such as cryotherapy (freezing), laser therapy, or topical medications.
243 services184 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
216 services170 patients
Destruction of skin growth, 1-14 growths 17110
"Destruction of skin growth" refers to a procedure where 1-14 abnormal skin growths are removed. This is done using methods such as freezing, burning, or laser therapy. It helps prevent the growth from causing discomfort or turning into a more serious condition.
85 services76 patients
Biopsy of related skin growth, first growth 11102
A biopsy of a skin growth involves taking a small sample of the growth to examine it under a microscope. This helps determine if the growth is harmful. The procedure is typically quick, with minimal discomfort. It's a crucial step in ensuring your skin's health.
44 services42 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98664 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
$88.29 typical visit price
range $57.27 – $172.80
Typical copayment $22.07 (range $14.31 – $43.20)
Most-billed visit code 99203
Established Patient
$71.29 typical visit price
range $18.56 – $141.11
Typical copayment $17.82 (range $4.64 – $35.27)
Most-billed visit code 99213
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 20

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

OREGON HEALTH & SCIENCE UNIVERSITY
Clinic/Center
700 NE 87TH AVE, SUITE 110
VANCOUVER, WA 98664
Clark County (360) 882-2778
JEFF S BRENT M.D.
Emergency Medicine (Sports Medicine)
700 NE 87TH AVE
VANCOUVER, WA 98664
Clark County (360) 882-2778
LOUISE M SCHULTZ DO
Internal Medicine
700 NE 87TH AVE
VANCOUVER, WA 98664
Clark County (360) 882-2778
SUSAN ARNOLD-EDGAR PA-C
Physician Assistant
700 NE 87TH AVE
VANCOUVER, WA 98664
Clark County (360) 397-1500
WENDY LATTA PT
Physical Therapist
700 NE 87TH AVE
VANCOUVER, WA 98664
Clark County (360) 397-1240
ALLISON MEADE PNP
Nurse Practitioner (Pediatrics)
700 NE 87TH AVE
VANCOUVER, WA 98664
Clark County (360) 882-2778
JOEL DAVID MCLARRY M.D.
Internal Medicine (Cardiovascular Disease)
700 NE 87TH AVE, SUITE 210
VANCOUVER, WA 98664
Clark County (360) 882-2778
KIRSTIE ANDERSON D.P.T.
Physical Therapist
700 NE 87TH AVE
VANCOUVER, WA 98664
Clark County (360) 882-2778

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 Theresa Mah's NPI number?

The NPI number for Theresa Mah is 1700991148. It was assigned to this individual provider in the NPPES registry on August 19, 2006.

Where is Theresa Mah located?

Theresa Mah practices at 700 NE 87th Ave, Vancouver, WA 98664. The listed phone number is (360) 254-1240.

What is Theresa Mah's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Is Theresa Mah enrolled in Medicare?

Yes. Theresa Mah is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Theresa Mah accept?

Health plans from BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans, Providence Health Plan and Regence BlueCross BlueShield of Oregon list Theresa Mah as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Theresa Mah was last updated on November 23, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years 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.