DR. SEYMOUR MARCUS WEAVER III MD
NPI 1225126956
Dermatology in Houston, TX

Q: What is Seymour Weaver's NPI number?

The NPI number for Seymour Weaver is 1225126956. It was assigned to this individual provider in the NPPES registry on October 10, 2006.

Q: What is Seymour Weaver's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Seymour Weaver was last updated on June 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.

Active since October 10, 2006PECOS EnrolledAccepts Medicare Assignment

4801 WOODWAY DR STE 300E, HOUSTON, TX 77056(281) 395-7770 Get Directions Write a Review

NPPES record last updated: June 10, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 5, 2026, Nov 5, 2025, Jun 14, 2024 and 4 more (7 updates tracked since 2017).

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About Dr. Seymour Marcus Weaver Iii Md NPPES

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

DR. SEYMOUR MARCUS WEAVER III MD (NPI 1225126956) is an individual dermatology provider in Houston, Texas, licensed in California (C38690) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Los Angeles, and is a graduate of Baylor College Of Medicine (1977).

NPPES Registry Identity

NPI1225126956

Entity TypeIndividualMale

Primary Taxonomy207N00000X

Provider Legal NameDR. SEYMOUR MARCUS WEAVER IIICredential: MD

Location Address4801 WOODWAY DR STE 300EHouston, TX 77056-1888

Mailing Address4801 Woodway Dr Ste 300eHouston, TX 77056-1888 · Fax (999) 999-9999

Phone(281) 395-7770

Sole ProprietorNo

Medical School CMSBaylor College Of MedicineGraduated 1977

Enumeration DateOctober 10, 2006

Last NPPES UpdateJune 10, 20267 updates tracked since enumeration

NPPES CertifiedJune 10, 2026

✔ NPI 1225126956 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians

Taxonomy Code207N00000X

Licenses✔ Licensed in CA · C38690✔ Licensed in TX · F0346✔ Licensed in WI · 77612

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.

4801 WOODWAY DR STE 300E, Houston, TX 77056

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Secondary Practice Location 1

Location 11127 Wilshire Blvd Ste 600Los Angeles, CA 90017-3907 · Phone (213) 278-0021 · Fax (213) 278-0973

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Seymour Marcus Weaver Iii Md 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 ID3779572870

PECOS Enrollment IDI20100929000140

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.

Medicare Billing Reassignments

Medicare enrollment records show Seymour Weaver reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Gundersen Lutheran Medical Center Inc

995 mi

Clinic/Center

1930 SIMS PLACE
La Crosse, WI 54601

Reassigned Medicare billing, Wisconsin enrollment
1,457 clinicians in this Medicare group

NPI 1255194452 (608) 782-7300

Csi Medical Group

1,370 mi

MOHS-Micrographic Surgery

1360 W 6TH ST STE 370
San Pedro, CA 90732

Reassigned Medicare billing, California enrollment
179 clinicians in this Medicare group

NPI 1871909804 (310) 519-8890

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 13

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.

359 services68 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

116 services116 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.

110 services108 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.

100 services94 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.

91 services84 patients

New patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more 99202

This service involves an initial visit to the doctor's office or other outpatient setting. It typically lasts between 15-29 minutes. The doctor will review your medical history, conduct a physical examination, and discuss your health concerns. It's a chance to establish your health baseline and address any immediate medical issues.

46 services46 patients

Biopsy of related skin growth, each additional growth 11103

A biopsy of related skin growth is a procedure where a small piece of skin growth is removed for testing. If additional growths are identified, they may also be biopsied. This helps in diagnosing skin conditions and planning appropriate treatment.

37 services28 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.

28 services27 patients

Destruction of precancer skin growth, 15 or more growths 17004

This procedure involves removing 15 or more precancerous skin growths to prevent them from developing into cancer. It's done using various methods like freezing, creams, or minor surgery. The goal is to protect your health by stopping cancer before it starts.

20 services19 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

19 services19 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.

17 services15 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

12 services12 patients

Punch biopsy, first skin growth 11104

A punch biopsy is a procedure where a small, circular tool is used to remove a sample of skin tissue. This is usually done to test a skin growth for potential issues. You may feel a pinch, but discomfort is minimal. The area heals quickly.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77056 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

$90.40 typical visit price

range $58.24 – $176.98

Typical copayment $22.60 (range $14.56 – $44.24)

Most-billed visit code 99203

Established Patient

$72.62 typical visit price

range $18.60 – $143.93

Typical copayment $18.15 (range $4.65 – $35.98)

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.

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 Seymour Weaver's NPI number?

The NPI number for Seymour Weaver is 1225126956. It was assigned to this individual provider in the NPPES registry on October 10, 2006.

Where is Seymour Weaver located?

Seymour Weaver practices at 4801 Woodway Dr Ste 300E, Houston, TX 77056. The listed phone number is (281) 395-7770.

What is Seymour Weaver's specialty?

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

Is Seymour Weaver enrolled in Medicare?

Yes. Seymour Weaver 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.

Which organizations bill Medicare for Seymour Weaver's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Seymour Weaver reassigns Medicare benefits to 2 organizations: Gundersen Lutheran Medical Center Inc (La Crosse, WI) and Csi Medical Group (San Pedro, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Seymour Weaver's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Seymour Weaver accept?

Health plans from Blue Cross and Blue Shield of Texas list Seymour Weaver 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 Seymour Weaver was last updated on June 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.