DR. KATHERINE MACAULEY LIGTENBERG GIVEN MD, PHD
NPI 1124476296
Dermatology in Santa Rosa, CA

Q: What is Katherine Given's NPI number?

The NPI number for Katherine Given is 1124476296. It was assigned to this individual provider in the NPPES registry on May 31, 2016. The provider is also known as Katherine Given Ligtenberg MD, Phd.

Q: What is Katherine Given'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 Katherine Given was last updated on August 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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 May 31, 2016PECOS EnrolledAccepts Medicare Assignment

6574 OAKMONT DR STE B, SANTA ROSA, CA 95409(707) 579-4239(707) 579-0459 Get Directions Write a Review

NPPES record last updated: August 5, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 5, 2026, Mar 28, 2025, Nov 2, 2022 and 4 more (7 updates tracked since 2017).

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About Dr. Katherine Macauley Ligtenberg Given Md, Phd NPPES

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

DR. KATHERINE MACAULEY LIGTENBERG GIVEN MD, PHD (NPI 1124476296) is an individual dermatology provider in Santa Rosa, California, licensed in California (A167878) and active in the NPI registry since May 2016. She is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of University Of Chicago, Pritzker School Of Medicine (2016).

NPPES Registry Identity

NPI1124476296

Entity TypeIndividualFemale

Primary Taxonomy207N00000X

Provider Legal NameDR. KATHERINE MACAULEY LIGTENBERG GIVENCredential: MD, PHD

Location Address6574 OAKMONT DR STE BSanta Rosa, CA 95409-5958

Mailing Address4700 Exchange Ct Ste 110Boca Raton, FL 33431-4450 · (561) 948-0291 · Fax (561) 859-0429

Phone(707) 579-4239

Fax(707) 579-0459

Sole ProprietorNo

Medical School CMSUniversity Of Chicago, Pritzker School Of MedicineGraduated 2016

Enumeration DateMay 31, 2016

Last NPPES UpdateAugust 5, 20267 updates tracked since enumeration

NPPES CertifiedAugust 5, 2026

✔ NPI 1124476296 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians

Taxonomy Code207N00000X

License✔ Licensed in CA · A167878

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.

Also ListedDermatology · MOHS-Micrographic SurgeryTaxonomy 207ND0101X · License A167878 (CA)

Also ListedInternal MedicineTaxonomy 207R00000X · License 125068796 (IL)

6574 OAKMONT DR STE B, Santa Rosa, CA 95409

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Other Names 1

Former Name (1)Katherine Given Ligtenberg Md, Phd

Secondary Practice Locations 3

Location 1701 E El Camino RealMountain View, CA 94040-2833 · Phone (650) 934-7676

Location 2555 S Dora StUkiah, CA 95482-5424 · Phone (707) 462-3996 · Fax (707) 462-3362

Location 32725 Mendocino AveSanta Rosa, CA 95403-2805 · Phone (707) 545-4537 · Fax (707) 545-6726

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. Katherine Macauley Ligtenberg Given Md, Phd 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 ID5698065670

PECOS Enrollment IDI20220224001485

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 Katherine Given reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Integrated Dermatology Of Santa Rosa, PC

Same address

Dermatology

6574 OAKMONT DR STE B
Santa Rosa, CA 95409

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

NPI 1508441247 (707) 579-4239

Redwood Fam Dermatology Medical Associates - A Medical Corporation

6.5 mi

Dermatology

2725 MENDOCINO AVE
Santa Rosa, CA 95403

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

NPI 1710913231 (707) 545-4537

Permanente Medical Group Inc

29 mi

Internal Medicine

975 SERENO DRIVE
Vallejo, CA 94589

Reassigned Medicare billing, California enrollment
20,078 clinicians in this Medicare group

NPI 1336222397 (707) 651-1000

Zand Dermatology Inc

38 mi

Dermatology

655 REDWOOD HWY FRONTAGE RD STE 246
Mill Valley, CA 94941

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

NPI 1548773286 (415) 301-5000

Golden State Dermatology Associates Inc

47 mi

Dermatology

355 LENNON LN STE 255
Walnut Creek, CA 94598

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

NPI 1700860871 (925) 932-7704

Khosla Dermatology, Inc.

69 mi

Dermatology

100 ARCH ST STE 1
Redwood City, CA 94062

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

NPI 1508583790 (650) 482-7546

East Bay Dermatology Medical Group Inc

70 mi

Dermatology

2557 MOWRY AVE STE 25
Fremont, CA 94538

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

NPI 1447220215 (510) 797-4111

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 21

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.

Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks 17311

This procedure involves the careful removal of a growth from the head, neck, hands, or feet. The removed tissue, divided into 1-5 blocks, is then examined under a microscope to study its characteristics and determine the nature of the growth.

317 services260 patients

Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks 17312

This procedure involves the careful removal of abnormal growths from the head, neck, hands, or feet. The removed tissues, divided into 1-5 blocks, are then examined under a microscope to identify any irregularities. The process may be carried out in multiple stages for thorough examination.

194 services122 patients

Intermediate repair of wound of face, ears, eyelids, nose, lips, or mouth, 2.6-5.0 cm 12052

This procedure involves repairing a wound on the face, ears, eyelids, nose, lips, or mouth that measures between 2.6-5.0 cm. The process includes cleaning, suturing if necessary, and dressing the wound to promote healing and prevent infection.

76 services76 patients

Removal and microscopic exam of growth of trunk, arms, or legs, 1-5 tissue blocks 17313

This procedure involves the removal of a growth from your trunk, arms, or legs. The removed tissue, divided into 1-5 blocks, is then examined under a microscope to identify any abnormalities. This helps in diagnosing and planning further treatment.

73 services61 patients

Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm 12032

This procedure involves the repair of a wound between 2.6-7.5 cm located on the scalp, underarms, trunk, arms, or legs. The process includes cleaning, debridement (removal of damaged tissue), and suturing (stitching) of the wound to promote healing.

72 services69 patients

Complicated repair of wound of scalp, arms, or legs, 2.6-7.5 cm 13121

This is a procedure to repair a complex wound on your scalp, arm, or leg that is 2.6-7.5 cm long. It involves cleaning, removing damaged tissue, and stitching the wound to promote healing. It's performed under local or general anesthesia.

70 services69 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.

46 services36 patients

Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm 13132

This procedure involves the complex repair of a wound in areas like the forehead, cheeks, chin, mouth, neck, underarms, hands, or feet. The wound size ranges from 2.6-7.5 cm. The process includes cleaning, removing damaged tissue, and stitching the wound for proper healing.

44 services43 patients

Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm 11602

This procedure involves the surgical removal of a cancerous skin growth on the body, arms, or legs. The growth is between 1.1 and 2.0 cm in size. The goal is to eliminate cancer cells and prevent them from spreading to other parts of the body.

39 services37 patients

Intermediate repair of wound of neck, hands, feet, or genitals, 2.6-7.5 cm 12042

This is a procedure to mend a moderate wound between 2.6-7.5 cm on your neck, hands, or feet. It involves cleaning the wound, removing any damaged tissue, and stitching it back together to promote healing and minimize scarring.

38 services38 patients

Application of ultraviolet light to skin 96900

Application of ultraviolet light to skin is a treatment process where a special type of light is directed onto the skin. It's often used to treat certain skin conditions, like psoriasis or vitiligo. It's a safe, controlled procedure performed by a healthcare professional.

38 services19 patients

Removal of cancer skin growth of body, arms, or legs, 2.1-3.0 cm 11603

This procedure involves the removal of a cancerous skin growth, between 2.1 and 3.0 cm, from the body, arms, or legs. The area is numbed, then the growth is carefully cut out. The goal is to eliminate all cancer cells while minimizing scarring.

30 services28 patients

Removal and microscopic exam of growth of trunk, arms, or legs, each additional stage, 1-5 tissue blocks 17314

This procedure involves removing growths from the trunk, arms, or legs. The removed tissues, divided into 1-5 blocks, are then examined under a microscope to identify any abnormalities. This aids in diagnosing and treating your condition effectively.

30 services20 patients

Complicated repair of wound of eyelids, nose, ears, or lip, 2.6-7.5 cm 13152

This procedure involves repairing a wound on your eyelids, nose, ears, or lip that is between 2.6 and 7.5 cm long. It's considered complicated due to the location and size. The doctor will clean, treat, and stitch the wound to promote healing.

25 services25 patients

Complicated repair of wound of trunk, 2.6-7.5 cm 13101

This service involves the intricate repair of a wound on your body's main structure, between your neck and limbs. The wound measures 2.6-7.5 cm. The procedure includes deep-layer stitching and may involve repairing damaged tissue.

24 services24 patients

Repair of wound of eyelids, nose, ears, or lips by transferring skin, 10.0 sq cm or less 14060

This procedure involves repairing a wound on the eyelids, nose, ears, or lips by moving a small piece of skin (10.0 sq cm or less) from one area to another. The goal is to heal the wound and restore the function and appearance of the affected area.

23 services23 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.

21 services19 patients

Repair of wound of eyelids, nose, ears, or lips by transferring skin, 10.1-30.0 sq cm 14061

This procedure involves repairing a wound on the eyelids, nose, ears, or lips by transferring skin from another part of the body. The size of the skin transferred will be between 10.1 to 30.0 square centimeters. It is performed to restore function and appearance.

17 services17 patients

Repair of wound by transferring skin, 30.1-60.0 sq cm 14301

This procedure involves repairing a wound by moving healthy skin from one area of the body to the wound site. The transferred skin, measuring between 30.1-60.0 square cm, aids in healing and reduces scarring.

16 services16 patients

Removal of cancer skin growth of body, arms, or legs, 3.1-4.0 cm 11604

This procedure involves removing a cancerous skin growth measuring 3.1-4.0 cm on the body, arms, or legs. The area is numbed, then the growth is carefully cut out. The wound is stitched for healing. Regular follow-ups ensure complete removal and recovery.

12 services11 patients

Intermediate repair of wound of face, ears, eyelids, nose, lips, or mouth, 2.5 cm or less 12051

This procedure involves repairing a wound on your face, ears, eyelids, nose, lips, or mouth. The wound is 2.5 cm or less in size. The repair process includes cleaning, treating, and stitching the wound to promote optimal healing. It's a standard, safe procedure.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95409 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

$96.16 typical visit price

range $63.04 – $187.01

Typical copayment $24.04 (range $15.76 – $46.75)

Most-billed visit code 99203

Established Patient

$77.94 typical visit price

range $21.02 – $153.40

Typical copayment $19.48 (range $5.25 – $38.35)

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 3

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

DR. JEFFREY W COLLINS D.O.

Dermatology

6574 OAKMONT DR STE B
SANTA ROSA, CA 95409

Sonoma County (707) 579-4239

MATTHEW RICH

Physician Assistant

6574 OAKMONT DR STE B
SANTA ROSA, CA 95409

Sonoma County (707) 579-4239

INTEGRATED DERMATOLOGY OF SANTA ROSA, PC

Dermatology

6574 OAKMONT DR STE B
SANTA ROSA, CA 95409

Sonoma County (707) 579-4239

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 Katherine Given's NPI number?

The NPI number for Katherine Given is 1124476296. It was assigned to this individual provider in the NPPES registry on May 31, 2016. The provider is also known as Katherine Given Ligtenberg MD, Phd.

Where is Katherine Given located?

Katherine Given practices at 6574 Oakmont Dr Ste B, Santa Rosa, CA 95409. The listed phone number is (707) 579-4239.

What is Katherine Given's specialty?

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

Is Katherine Given enrolled in Medicare?

Yes. Katherine Given 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 Katherine Given's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Given reassigns Medicare benefits to 7 organizations: Integrated Dermatology Of Santa Rosa, PC (Santa Rosa, CA), Redwood Fam Dermatology Medical Associates - A Medical Corporation (Santa Rosa, CA), Permanente Medical Group Inc (Vallejo, CA), Zand Dermatology Inc (Mill Valley, CA), Golden State Dermatology Associates Inc (Walnut Creek, CA) and 2 more organizations, listed in the Medicare section above. 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 Katherine Given's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Katherine Given was last updated on August 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.