DR. KAREN DENISE ALLEN MD
NPI 1942200183
Dermatology in San Luis Obispo, CA

Q: What is Karen Allen's NPI number?

The NPI number for Karen Allen is 1942200183. It was assigned to this individual provider in the NPPES registry on July 29, 2005.

Q: What is Karen Allen'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 Karen Allen was last updated on October 10, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.

Active since July 29, 2005PECOS EnrolledAccepts Medicare Assignment

0/100

CMS Quality Rating

715 TANK FARM RD, SAN LUIS OBISPO, CA 93401(805) 543-4488(805) 543-6271 Get Directions Write a Review

NPPES record last updated: October 10, 2012. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Karen Denise Allen Md NPPES

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

DR. KAREN DENISE ALLEN MD (NPI 1942200183) is an individual dermatology provider in San Luis Obispo, California, licensed in California (A64792) and active in the NPI registry since July 2005. She is enrolled in Medicare PECOS and is a graduate of University Of California, Irvine, California College Of Medicine (1996).

NPPES Registry Identity

NPI1942200183

Entity TypeIndividualFemale

Primary Taxonomy207N00000X

Provider Legal NameDR. KAREN DENISE ALLENCredential: MD

Location Address715 TANK FARM RDSan Luis Obispo, CA 93401-7068

Mailing Address715 Tank Farm RdSan Luis Obispo, CA 93401-7068 · (805) 543-4488 · Fax (805) 543-6271

Phone(805) 543-4488

Fax(805) 543-6271

Sole ProprietorYes

Medical School CMSUniversity Of California, Irvine, California College Of MedicineGraduated 1996

Enumeration DateJuly 29, 2005

Last NPPES UpdateOctober 10, 2012

✔ NPI 1942200183 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians

Taxonomy Code207N00000X

License✔ Licensed in CA · A64792

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.

715 TANK FARM RD, San Luis Obispo, CA 93401

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Other Identifiers 3

Medicare UPINH51773

Other070015255CA · Railroad Medicare

Medicare ID-Type UnspecifiedA64792

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

Dr. Karen Denise Allen 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 ID345364576

PECOS Enrollment IDI20100825000434

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.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Compliance 05D0979396

Karen D Allen MD · San Luis Obispo, CA

Expired · Jul 31, 2026

CLIA Number05D0979396

Laboratory TypePhysician Office

Certificate Effective DateMarch 7, 2023

Certificate Expiration DateJuly 31, 2026

Laboratory DirectorKaren D. Allen

Laboratory Phone(805) 543-4488

Laboratory LocationKaren D Allen MD715 Tank Farm Rd Ste A, San Luis Obispo, CA 93401

CLIA data matches this NPI record on: Address Phone

This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

Areas of Expertise CMS Part B claims 14

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.

1,080 services226 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.

637 services460 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.

423 services294 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.

305 services246 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.

238 services197 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.

88 services83 patients

Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm 17262

This procedure involves removing a cancerous skin growth on the trunk, arms, or legs that is between 1.1 and 2.0 cm in size. The growth is destroyed using methods like surgery, laser, or freezing, aiming to eliminate cancer and prevent its spread.

40 services35 patients

Pathology examination of tissue using a microscope, intermediate complexity 88305

A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.

38 services30 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.

29 services27 patients

Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 0.6-1.0 cm 17281

This procedure involves the removal of cancerous skin growths on the face, ears, eyelids, nose, lips, or mouth that are between 0.6-1.0 cm in size. The goal is to eliminate cancer cells, preventing further spread and promoting health.

27 services25 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.

19 services16 patients

Destruction of cancer skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm 17272

This procedure involves the removal of a cancerous skin growth measuring 1.1-2.0 cm, located on the scalp, neck, hands, or feet. The process may involve techniques like surgery, laser, or cryotherapy. The aim is to eliminate the cancer cells and prevent further spread.

19 services17 patients

Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm 17282

This procedure involves the removal of a cancerous skin growth on the face, ears, eyelids, nose, lips, or mouth that measures between 1.1 to 2.0 cm. It's done to prevent the spread of cancer and improve health.

15 services12 patients

Destruction of cancer skin growth of trunk, arms, or legs, 0.6-1.0 cm 17261

This procedure involves the removal of a cancerous skin growth on the trunk, arms, or legs that is between 0.6 and 1.0 cm in size. The goal is to eliminate the cancerous cells and prevent further spread. The method of destruction may vary, including methods such as surgery, laser, or cryotherapy.

12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93401 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

$91.64 typical visit price

range $59.84 – $178.89

Typical copayment $22.91 (range $14.96 – $44.72)

Most-billed visit code 99203

Established Patient

$74.24 typical visit price

range $19.70 – $146.55

Typical copayment $18.56 (range $4.92 – $36.63)

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

0/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Individually scored

Quality

Improvement Activities

Other Providers at the Same Location NPPES

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

PACIFIC CENTRAL COAST HEALTH CENTERS

Clinic/Center (Community Health)

715 TANK FARM RD, SUITE C
SAN LUIS OBISPO, CA 93401

San Luis Obispo County (805) 543-5577

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 Karen Allen's NPI number?

The NPI number for Karen Allen is 1942200183. It was assigned to this individual provider in the NPPES registry on July 29, 2005.

Where is Karen Allen located?

Karen Allen practices at 715 Tank Farm Rd, San Luis Obispo, CA 93401. The listed phone number is (805) 543-4488.

What is Karen Allen's specialty?

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

Is Karen Allen enrolled in Medicare?

Yes. Karen Allen 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.

When was this NPI record last updated?

The NPPES record for Karen Allen was last updated on October 10, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.