DR. ARMIN ARSHI MD
NPI 1790148070
Orthopaedic Surgery - Adult Reconstructive Orthopaedic Surgery in Los Alamitos, CA

Q: What is Armin Arshi's NPI number?

The NPI number for Armin Arshi is 1790148070. It was assigned to this individual provider in the NPPES registry on April 3, 2016.

Q: What is Armin Arshi's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Adult Reconstructive Orthopaedic Surgery, with taxonomy code 207XS0114X.

Q: When was this NPI record last updated?

The NPPES record for Armin Arshi was last updated on May 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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 April 03, 2016PECOS EnrolledAccepts Medicare Assignment

84.47/100

CMS Quality Rating

3851 KATELLA AVE STE 202, LOS ALAMITOS, CA 90720(562) 206-0177 Get Directions Write a Review

NPPES record last updated: May 11, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 11, 2026, Jul 15, 2022, Apr 3, 2016 (3 updates tracked since 2016).

On this page

About Dr. Armin Arshi Md NPPES

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

DR. ARMIN ARSHI MD (NPI 1790148070) is an individual adult reconstructive orthopaedic surgery provider in Los Alamitos, California, licensed in California (A151165) and active in the NPI registry since April 2016. He is enrolled in Medicare PECOS, is affiliated with Nyu Langone Hospitals, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1790148070

Entity TypeIndividualMale

Primary Taxonomy207XS0114X

Provider Legal NameDR. ARMIN ARSHICredential: MD

Location Address3851 KATELLA AVE STE 202Los Alamitos, CA 90720-3497

Mailing Address3851 Katella Ave Ste 202Los Alamitos, CA 90720-3497 · (562) 206-0177

Phone(562) 206-0177

Sole ProprietorNo

Medical School CMSOtherGraduated 2016

Enumeration DateApril 3, 2016

Last NPPES UpdateMay 11, 20263 updates tracked since enumeration

NPPES CertifiedMay 11, 2026

✔ NPI 1790148070 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOrthopaedic Surgery · Adult Reconstructive Orthopaedic SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code207XS0114X

Licenses✔ Licensed in CA · A151165✔ Licensed in NY · 315319

Definition

Recognized by several state medical boards as a fellowship subspecialty program of orthopaedic surgery, adult reconstructive orthopaedic surgeons deal with reconstructive procedures such as joint arthroplasty (i.e., hip and knee), osteotomy, arthroscopy, soft-tissue reconstruction, and a variety of other adult reconstructive surgical procedures.

3851 KATELLA AVE STE 202, Los Alamitos, CA 90720

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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. Armin Arshi 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 ID1557613700

PECOS Enrollment IDI20250912000106

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

Beach Orthopaedic Specialty Institute Inc

Same address

Orthopaedic Surgery

3851 KATELLA AVE, SUITE 202
Los Alamitos, CA 90720

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

NPI 1538606330 (562) 206-0177

New York University

2,314 mi

Cardiovascular Disease

3301 QUANTUM BLVD
Boynton Beach, FL 33426

Reassigned Medicare billing, New York enrollment
7,712 clinicians in this Medicare group

NPI 1285826438 (877) 648-2964

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 20

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.

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.

865 services117 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.

414 services244 patients

Aspiration and/or injection of fluid from large joint 20610

This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.

216 services139 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.

139 services139 patients

Therapy procedure using a special bandage and vacuum pump, surface area 50.0 sq cm or less 97605

This procedure, known as Negative Pressure Wound Therapy, involves a special bandage and vacuum pump. The bandage covers your wound and the pump creates a vacuum, enhancing healing by removing excess fluid and promoting tissue growth. The surface area treated is 50.0 sq cm or less.

74 services70 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.

51 services45 patients

X-ray of hip, 2-3 views 73502

An X-ray of the hip with 2-3 views is a non-invasive imaging test. It uses a small amount of radiation to produce pictures of the hip joint. These images help in diagnosing conditions like fractures, arthritis, or other abnormalities. The process is quick and painless.

50 services46 patients

X-ray of knee, 1-2 views 73560

An X-ray of the knee with 1-2 views is a quick, painless test that produces images of the knee bones. It helps identify fractures, infections, or changes in the knee joint. During the procedure, you'll be asked to stay still while the X-ray machine captures the images.

40 services38 patients

Computer-assisted surgery for muscle and bone procedure 20985

Computer-assisted surgery for muscle and bone procedures involves using a computer to aid in planning and performing surgery. This technology helps increase precision, reduce invasiveness, and improve outcomes. It's commonly used in orthopedic surgeries like joint replacements.

39 services37 patients

Musculoskeletal surgical navigational orthopedic operation using imaging guidance 0055T

This is a precise orthopedic surgery using advanced imaging technology. It helps the surgeon navigate through your musculoskeletal system (bones, muscles, and joints) accurately. This method reduces the risk of damage to nearby areas and aids in a more successful operation.

38 services36 patients

Replacement of knee joint, both sides of knee 27447

A bilateral knee joint replacement is a procedure where the damaged parts of both your knee joints are replaced with artificial parts. It aims to relieve pain and improve mobility. The process involves a surgical operation under anesthesia.

37 services35 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

37 services37 patients

Hyaluronan or derivative, euflexxa, for intra-articular injection, per dose J7323

Hyaluronan or Euflexxa is a substance similar to a natural substance in your joints. It's injected into the joint space to treat pain from osteoarthritis, especially in the knee. It helps to lubricate the joint, reducing pain and improving mobility.

37 services13 patients

Replacement of thigh bone and hip joint with prosthesis 27130

This procedure, known as hip arthroplasty, involves replacing your damaged thigh bone and hip joint with artificial parts, called a prosthesis. It helps relieve pain, improve mobility, and enhance your quality of life.

26 services24 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

24 services20 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

19 services15 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

19 services19 patients

Treatment of upper end of broken thigh bone with placement of stabilizing device or prosthetic replacement 27236

This procedure involves treating a fracture at the top of your thigh bone. A stabilizing device or prosthetic replacement is placed to aid in healing. This helps restore mobility and function while reducing pain. The treatment aims for a quick and safe recovery.

18 services18 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

16 services13 patients

Hyaluronan or derivative, monovisc, for intra-articular injection, per dose J7327

Monovisc is a treatment involving an injection of hyaluronan or its derivative into a joint, often the knee. This substance, found naturally in joint fluid, helps lubricate and cushion the joint. The injection can help ease pain, improve mobility, and reduce inflammation caused by arthritis.

16 services15 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Nyu Langone Hospitals

Acute Care Hospitals · New York, NY

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number330214

Location550 First AvenueNew York, NY 10016 · New York County

Emergency services Birthing friendly

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.

84.47/100

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

Scored as part of a group practice

Quality

93.33

Promoting Interoperability

100

Improvement Activities

Cost

54.91

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.

LAUREN NICOLE DEWIGGINS PA-C

Physician Assistant

3851 KATELLA AVE STE 202
LOS ALAMITOS, CA 90720

Orange County (562) 206-0177

MEGAN X. CHEN

Physician Assistant (Medical)

3851 KATELLA AVE STE 202
LOS ALAMITOS, CA 90720

Orange County (562) 206-0177

DANIEL DAVIS PA-C

Physician Assistant

3851 KATELLA AVE STE 202
LOS ALAMITOS, CA 90720

Orange County (562) 206-0177

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 Armin Arshi's NPI number?

The NPI number for Armin Arshi is 1790148070. It was assigned to this individual provider in the NPPES registry on April 3, 2016.

Where is Armin Arshi located?

Armin Arshi practices at 3851 Katella Ave Ste 202, Los Alamitos, CA 90720. The listed phone number is (562) 206-0177.

What is Armin Arshi's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Adult Reconstructive Orthopaedic Surgery, with taxonomy code 207XS0114X.

Is Armin Arshi enrolled in Medicare?

Yes. Armin Arshi 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 Armin Arshi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Armin Arshi reassigns Medicare benefits to 2 organizations: Beach Orthopaedic Specialty Institute Inc (Los Alamitos, CA) and New York University (Boynton Beach, FL). 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 Armin Arshi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Armin Arshi affiliated with any hospitals?

According to CMS data, Armin Arshi is affiliated with Nyu Langone Hospitals.

When was this NPI record last updated?

The NPPES record for Armin Arshi was last updated on May 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.