CHELSEA GRIMES FIDAI M.D.
NPI 1841653714
Dermatology - MOHS-Micrographic Surgery in Hermosa Beach, CA

Q: What is Chelsea Fidai's NPI number?

The NPI number for Chelsea Fidai is 1841653714. It was assigned to this individual provider in the NPPES registry on March 30, 2016. The provider is also known as Chelsea Midori Grimes M.D..

Q: What is Chelsea Fidai's specialty?

The primary specialty registered for this NPI is Dermatology, specializing in MOHS-Micrographic Surgery, with taxonomy code 207ND0101X.

Q: When was this NPI record last updated?

The NPPES record for Chelsea Fidai was last updated on August 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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 March 30, 2016PECOS EnrolledAccepts Medicare AssignmentCLIA 05D2345889 · Certificate of Compliance

95.92/100

CMS Quality Rating

2200 PACIFIC COAST HWY STE 215, HERMOSA BEACH, CA 90254(424) 332-1574(424) 296-2160 Get Directions Write a Review

NPPES record last updated: August 26, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 23, 2025, May 16, 2025, May 10, 2022 and 5 more (8 updates tracked since 2016).

On this page

About Chelsea Grimes Fidai M.d. NPPES

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

CHELSEA GRIMES FIDAI M.D. (NPI 1841653714) is an individual mohs-micrographic surgery provider in Hermosa Beach, California, licensed in California (A171819) and active in the NPI registry since March 2016. She is enrolled in Medicare PECOS, holds a CLIA Certificate of Compliance certificate valid through June 17, 2028, and maintains a secondary practice location in Manhattan Beach.

NPPES Registry Identity

NPI1841653714

Entity TypeIndividualFemale

Primary Taxonomy207ND0101X

Provider Legal NameCHELSEA GRIMES FIDAICredential: M.D.

Location Address2200 PACIFIC COAST HWY STE 215Hermosa Beach, CA 90254-2701

Mailing Address2200 Pacific Coast Hwy Ste 215Hermosa Beach, CA 90254-2701 · (424) 332-1574 · Fax (424) 296-2160

Phone(424) 332-1574

Fax(424) 296-2160

Sole ProprietorYes

Medical School CMSTulane University School Of MedicineGraduated 2016

Enumeration DateMarch 30, 2016

Last NPPES UpdateAugust 26, 20258 updates tracked since enumeration

NPPES CertifiedAugust 26, 2025

✔ NPI 1841653714 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyDermatology · MOHS-Micrographic SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code207ND0101X

License✔ Licensed in CA · A171819

Definition

The highly-trained surgeons that perform Mohs Micrographic Surgery are specialists both in dermatology and pathology. With their extensive knowledge of the skin and unique pathological skills, they are able to remove only diseased tissue, preserving healthy tissue and minimizing the cosmetic impact of the surgery. Mohs surgeons who belong to the American College of Mohs Surgery (ACMS) have completed a minimum of one year of fellowship training at one of the ACMS-approved training centers in the U.S.

Also ListedDermatologyTaxonomy 207N00000X · License A171819 (CA)

Also ListedDermatology · Procedural DermatologyTaxonomy 207NS0135X · License A171819 (CA)

2200 PACIFIC COAST HWY STE 215, Hermosa Beach, CA 90254

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Other Names 1

Former Name (1)Chelsea Midori Grimes M.d.

Secondary Practice Location 1

Location 11101 N Sepulveda Blvd Ste 100Manhattan Beach, CA 90266-5962 · Phone (310) 546-7780

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

Chelsea Grimes Fidai 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 ID7618251489

PECOS Enrollment IDI20210727003305

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 Chelsea Fidai reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Chelsea Fidai MD Inc

Same address

Dermatology

2200 PACIFIC COAST HWY STE 215
Hermosa Beach, CA 90254

Reassigned Medicare billing, California enrollment

NPI 1508753278 (310) 927-6075

Ocean Skin And Vein Institute

34 mi

Dermatology

13420 NEWPORT AVE STE G
Tustin, CA 92780

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

NPI 1790246841 (310) 847-9693

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

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 05D2345889

Chelsea Fidai MD, Inc Dba The Center For Laser And Skin Surgery · Hermosa Beach, CA

Active · expires Jun 17, 2028

CLIA Number05D2345889

Laboratory TypePhysician Office

Certificate Effective DateJune 18, 2026

Certificate Expiration DateJune 17, 2028

Laboratory DirectorChelsea Fidai

Laboratory Phone(424) 332-1574

Laboratory LocationChelsea Fidai MD, Inc Dba The Center For Laser And Skin Surgery2200 Pacific Coast Hwy Ste 215, Hermosa Beach, CA 90254

CLIA data matches this NPI record on: Address Name 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 18

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.

208 services58 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.

175 services84 patients

Membrane graft or membrane wrap, per square centimeter Q4205

A membrane graft or wrap is a surgical procedure where a special material is used to replace or support damaged tissue. This material, measured per square centimeter, acts like a scaffold, helping your body to regenerate healthy tissue in the affected area.

156 services11 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.

89 services69 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.

80 services57 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.

52 services38 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.

50 services20 patients

Application of skin substitute graft to wound of trunk, arms, or legs, 25.0 sq cm or less of wound 100.0 sq cm or less 15271

This procedure involves applying a skin substitute graft to a wound on the trunk, arms, or legs. The graft, a lab-grown skin, is used to cover a wound area of 25.0 sq cm or less, within a total wound area of 100.0 sq cm or less. It aids in healing and regeneration.

44 services14 patients

Injection into skin growth, 1-7 growths 11900

This procedure involves injecting medication into 1-7 skin growths. The medication helps to reduce the size of the growths or completely eliminate them. It's a simple, quick, and usually painless process performed by a medical professional.

40 services20 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.

37 services30 patients

Destruction of birthmark, more than 50.0 sq cm 17108

This procedure involves the removal of a large birthmark, over 50.0 sq cm in size. Techniques may include laser therapy, surgical excision, or other methods. The goal is to improve appearance and prevent potential health issues.

36 services15 patients

Application of skin substitute graft to wound of face, scalp, eyelids, mouth, neck, ears, around eyes, genitals, hands, feet, fingers, or toes, 25.0 sq cm or less of wound 100.0 sq cm or less 15275

This procedure involves applying a skin substitute graft to a wound that's 25.0 sq cm or less, located on areas such as the face, scalp, eyelids, mouth, neck, ears, around eyes, hands, feet, fingers, or toes. The graft aids in wound healing and tissue regeneration.

33 services13 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.

30 services20 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.

28 services23 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.

28 services28 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.

26 services14 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.

17 services12 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.

14 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90254 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

$96.36 typical visit price

range $62.96 – $187.60

Typical copayment $24.09 (range $15.74 – $46.90)

Most-billed visit code 99203

Established Patient

$77.96 typical visit price

range $20.84 – $153.61

Typical copayment $19.49 (range $5.21 – $38.40)

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.

95.92/100

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

Scored as part of a group practice

Quality

91.84

Improvement Activities

Other Providers at the Same Location NPPES 9

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

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