NANCY P CHEN M.D.
NPI 1346219946
Specialist in Escondido, CA

Q: What is Nancy Chen's NPI number?

The NPI number for Nancy Chen is 1346219946. It was assigned to this individual provider in the NPPES registry on March 16, 2006. The provider is also known as Nancy P Chen M.D..

Q: What is Nancy Chen's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Q: When was this NPI record last updated?

The NPPES record for Nancy Chen was last updated on June 10, 2013. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since March 16, 2006PECOS EnrolledAccepts Medicare Assignment

48.6/100

CMS Quality Rating

504 W MISSION AVE, SUITE 101, ESCONDIDO, CA 92025(760) 747-1980(760) 747-2045 Get Directions Write a Review

NPPES record last updated: June 10, 2013. Verified against the NPPES registry weekly; last sync: July 26, 2026.

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About Nancy P Chen M.d. NPPES

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

NANCY P CHEN M.D. (NPI 1346219946) is an individual specialist in Escondido, California, licensed in California (A070199) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS and is a graduate of Tufts University School Of Medicine (1998).

NPPES Registry Identity

NPI1346219946

Entity TypeIndividualFemale

Primary Taxonomy174400000X

Provider Legal NameNANCY P CHENCredential: M.D.

Location Address504 W MISSION AVE, SUITE 101Escondido, CA 92025-1602

Mailing Address504 W Mission Ave, Suite 101Escondido, CA 92025-1602 · (760) 747-1980 · Fax (760) 747-2045

Phone(760) 747-1980

Fax(760) 747-2045

Sole ProprietorNo

Medical School CMSTufts University School Of MedicineGraduated 1998

Enumeration DateMarch 16, 2006

Last NPPES UpdateJune 10, 2013

✔ NPI 1346219946 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers

Taxonomy Code174400000X

License✔ Licensed in CA · A070199

Definition

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

504 W MISSION AVE, Escondido, CA 92025

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Other Names 1

Professional Name (2)Nancy P Chen M.d.

Other Identifiers 1

Medicare UPINH57641CA

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

Nancy P Chen M.d. 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 ID3375677156

PECOS Enrollment IDI20100816000469

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 29

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.

Aminolevulinic acid hcl for topical administration, 10% gel, 10 mg J7345

Aminolevulinic acid hcl is a topical gel used to treat certain skin conditions. It works by making affected skin cells more sensitive to light, which is then used to destroy these cells. The gel is applied by a healthcare professional.

12,900 services57 patients

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.

2,213 services326 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.

1,437 services807 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.

1,002 services437 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.

659 services465 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.

516 services412 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.

274 services222 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.

270 services164 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.

254 services197 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.

168 services145 patients

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.

148 services113 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.

118 services118 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.

85 services71 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.

69 services61 patients

Application of light with debridement to destroy precancer skin growth 96574

This procedure involves applying a special light source to the skin after removing dead tissue (debridement). The light helps destroy precancerous growths, preventing them from developing into skin cancer. It's a safe and effective method to keep your skin healthy.

68 services60 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.

58 services57 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.

55 services46 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.

51 services36 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.

44 services40 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

39 services16 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.

36 services33 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.

25 services24 patients

Biopsy of ear 69100

A biopsy of the ear is a medical procedure where a small sample of tissue is taken from your ear for examination. This helps doctors diagnose any abnormalities or diseases. It's a simple process, usually done under local anesthesia, and has minimal risks.

23 services20 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.

22 services20 patients

Destruction of cancer skin growth of trunk, arms, or legs, 2.1-3.0 cm 17263

This procedure targets and eliminates a cancerous skin growth between 2.1 and 3.0 cm on your trunk, arms, or legs. It's done by applying specific treatments like heat, cold, or medicated creams to destroy the cancer cells, preventing them from spreading.

19 services18 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.

18 services17 patients

All potassium hydroxide (koh) preparations Q0112

Potassium hydroxide (KOH) preparations are used in medical testing to identify fungal infections. In this procedure, a sample (like skin, hair, or nail) is collected and treated with KOH solution. This destroys non-fungal cells, making it easier to spot fungi under a microscope.

18 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.

16 services16 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.

13 services12 patients

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.

48.6/100

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

Individually scored

Quality

88.33

Improvement Activities

Cost

44.23

Reported Quality Measures

Advance Care Plan

100%163 patients5/55-star benchmark: 100%

Closing the Referral Loop: Receipt of Specialist Report

100%170 patients5/55-star benchmark: 100%

Documentation of Current Medications in the Medical Record

100%181 patients5/55-star benchmark: 100%

Melanoma: Continuity of Care - Recall System

100%33 patients

Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented

100%118 patients5/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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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.

ESCONDIDO DERMATOLOGY, INC A PROFESSIONAL CORPORATION

Specialist

504 W MISSION AVE, STE 101
ESCONDIDO, CA 92025

San Diego County (760) 747-1980

ISMAEL LOPEZ

Counselor (Mental Health)

504 W MISSION AVE
ESCONDIDO, CA 92025

San Diego County (619) 281-3706

MRS. KARLI RAFTERY

Counselor (Professional)

504 W MISSION AVE
ESCONDIDO, CA 92025

San Diego County (619) 281-3706

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 Nancy Chen's NPI number?

The NPI number for Nancy Chen is 1346219946. It was assigned to this individual provider in the NPPES registry on March 16, 2006. The provider is also known as Nancy P Chen M.D..

Where is Nancy Chen located?

Nancy Chen practices at 504 W Mission Ave Suite 101, Escondido, CA 92025. The listed phone number is (760) 747-1980.

What is Nancy Chen's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Nancy Chen enrolled in Medicare?

Yes. Nancy Chen 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 Nancy Chen was last updated on June 10, 2013. NPI Profile syncs with the weekly NPPES data releases published by CMS.