DAVID CLARK HAY M.D.
NPI 1891982260
Orthopaedic Surgery - Hand Surgery in Anaheim, CA

Q: What is David Hay's NPI number?

The NPI number for David Hay is 1891982260. It was assigned to this individual provider in the NPPES registry on October 1, 2007.

Q: What is David Hay's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Hand Surgery, with taxonomy code 207XS0106X.

Q: When was this NPI record last updated?

The NPPES record for David Hay was last updated on March 25, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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 October 01, 2007PECOS EnrolledAccepts Medicare Assignment

85.71/100

CMS Quality Rating

2400 E KATELLA AVE, 400, ANAHEIM, CA 92806(714) 450-4514(714) 937-1210 Get Directions Write a Review

NPPES record last updated: March 25, 2016. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About David Clark Hay M.d. NPPES

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

DAVID CLARK HAY M.D. (NPI 1891982260) is an individual hand surgery provider in Anaheim, California, licensed in California (A99546) and active in the NPI registry since October 2007. He is enrolled in Medicare PECOS and is a graduate of Saint Louis University School Of Medicine (2005).

NPPES Registry Identity

NPI1891982260

Entity TypeIndividualMale

Primary Taxonomy207XS0106X

Provider Legal NameDAVID CLARK HAYCredential: M.D.

Location Address2400 E KATELLA AVE, 400Anaheim, CA 92806-5945

Mailing Address2400 E Katella Ave, 400Anaheim, CA 92806-5945 · (714) 450-4514 · Fax (714) 937-1210

Phone(714) 450-4514

Fax(714) 937-1210

Sole ProprietorYes

Medical School CMSSaint Louis University School Of MedicineGraduated 2005

Enumeration DateOctober 1, 2007

Last NPPES UpdateMarch 25, 2016

✔ NPI 1891982260 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOrthopaedic Surgery · Hand SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code207XS0106X

License✔ Licensed in CA · A99546

Definition

An orthopaedic surgeon trained in the investigation, preservation and restoration by medical, surgical and rehabilitative means of all structures of the upper extremity directly affecting the form and function of the hand and wrist.

Also ListedOrthopaedic SurgeryTaxonomy 207X00000X · License A99546 (CA)

2400 E KATELLA AVE, Anaheim, CA 92806

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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

David Clark Hay 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 ID143413260

PECOS Enrollment IDI20110927000325

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

Kerlan-Jobe Orthopaedic Clinic

32 mi

Orthopaedic Surgery

6801 PARK TER, SUITE 500
Los Angeles, CA 90045

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

NPI 1639141153 (310) 665-7235

Cedars-Sinai Medical Care Foundation

33 mi

Specialist

6500 WILSHIRE BLVD FL 15
Los Angeles, CA 90048

Reassigned Medicare billing, California enrollment
2,118 clinicians in this Medicare group

NPI 1316984388 (310) 385-3200

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 13

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, dexamethasone sodium phosphate, 1 mg J1100

Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.

549 services74 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.

219 services165 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.

141 services141 patients

Injection into tendon or ligament 20550

An injection into a tendon or ligament involves placing medication directly into these areas to help reduce inflammation and pain. It's often used for conditions like arthritis or tendonitis. The procedure is quick and usually involves a local anesthetic.

102 services71 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.

92 services74 patients

X-ray of hand, minimum of 3 views 73130

An X-ray of the hand, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones in your hand from different angles. This helps in diagnosing fractures, infections, arthritis, or other abnormalities. It's quick and painless.

74 services58 patients

X-ray of wrist, minimum of 3 views 73110

An X-ray of the wrist, minimum of 3 views, is a diagnostic procedure that uses radiation to create images of your wrist from different angles. This helps detect fractures, infections, or other abnormalities for accurate diagnosis and treatment planning.

73 services55 patients

Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg J0702

This injection contains two medications, betamethasone acetate and betamethasone sodium phosphate. It is used to reduce inflammation and pain. It's given by a healthcare professional, often directly into the area causing discomfort.

64 services20 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.

56 services56 patients

Incision of tendon covering of finger 26055

This procedure involves making a small cut into the protective sheath around a finger tendon. It's typically done to relieve pressure or inflammation, improve finger movement, or treat conditions like trigger finger. It's a safe, often outpatient procedure.

44 services40 patients

Aspiration and/or injection of fluid from medium joint 20605

This procedure involves a needle being inserted into a medium-sized joint, such as a knee or shoulder, to remove (aspirate) excess fluid. Sometimes, medication may also be injected into the joint to reduce inflammation and pain.

20 services18 patients

Release and/or relocation of hand nerve 64721

This procedure involves adjusting or moving a nerve in your hand to alleviate discomfort or improve function. The nerve may be compressed, causing pain or numbness. By releasing or relocating the nerve, these symptoms can be reduced, enhancing hand usage.

20 services17 patients

Application of elbow to finger cast 29075

An elbow to finger cast is applied to immobilize the arm from the elbow down to the fingers. This aids in healing fractures or severe sprains. The cast, made from plaster or fiberglass, wraps around the arm, providing support and limiting movement to promote recovery.

12 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92806 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.

85.71/100

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

Scored as part of a group practice

Quality

85.67

Promoting Interoperability

100

Improvement Activities

Cost

61.47

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Wrist hand orthosis, wrist extension control cock-up, non molded, prefabricated, off-the-shelf L3908

DME-Orthotic Devices · category DF000N

2 suppliers16 claims18 services$59.82 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

SELECT PHYSICAL THERAPY HOLDINGS INC

Clinic/Center (Physical Therapy)

2400 E KATELLA AVE, STE 400
ANAHEIM, CA 92806

Orange County (714) 712-9222

NATALIE J MCNALLY

Physical Therapist

2400 E KATELLA AVE
ANAHEIM, CA 92806

Orange County (714) 712-9222

DR. STEPHANIE ANN CHIN MAMMEN PSY.D.

Psychologist (Clinical)

2400 E KATELLA AVE, SUITE 450
ANAHEIM, CA 92806

Orange County (657) 224-9681

TED DAVIS LEE

Occupational Therapist

2400 E KATELLA AVE, SUITE 405, BUILDING 8
ANAHEIM, CA 92806

Orange County (714) 712-9922

LUDYVINA HERNANDEZ DOCTORAL CANDIDATE

Student in an Organized Health Care Education/Training Program

2400 E KATELLA AVE
ANAHEIM, CA 92806

Orange County (714) 922-9600

JULIEANN TSAI OTR/L

Occupational Therapist

2400 E KATELLA AVE, SUITE 405
ANAHEIM, CA 92806

Orange County (714) 712-9222

DR. ALEXIS AVILA PH.D

Psychologist (Clinical)

2400 E KATELLA AVE, SUITE 800
ANAHEIM, CA 92806

Orange County (714) 460-2777

CEDARS-SINAI MEDICAL CARE FOUNDATION

Specialist

2400 E KATELLA AVE
ANAHEIM, CA 92806

Orange County (714) 937-1338

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 David Hay's NPI number?

The NPI number for David Hay is 1891982260. It was assigned to this individual provider in the NPPES registry on October 1, 2007.

Where is David Hay located?

David Hay practices at 2400 E Katella Ave 400, Anaheim, CA 92806. The listed phone number is (714) 450-4514.

What is David Hay's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Hand Surgery, with taxonomy code 207XS0106X.

Is David Hay enrolled in Medicare?

Yes. David Hay 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 David Hay's services?

According to the CMS Revalidation Reassignment List (October 2026 release), David Hay reassigns Medicare benefits to 2 organizations: Kerlan-Jobe Orthopaedic Clinic (Los Angeles, CA) and Cedars-Sinai Medical Care Foundation (Los Angeles, CA). 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 David Hay'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 David Hay was last updated on March 25, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.