DR. JON BARRY GREENFIELD M.D.
NPI 1487644118
Orthopaedic Surgery in Los Angeles, CA

NPI Status: Active since October 25, 2005

Contact Information

434 S SAN VICENTE BLVD
LOS ANGELES, CA
ZIP 90048
Phone: (310) 659-3400

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  • Individual
  • Male
  • Orthopaedic Surgery
  • PECOS Enrolled

About JON GREENFIELD

This page provides the complete NPI Profile along with additional information for Jon Greenfield, a provider established in Los Angeles, California with a medical specialization in Orthopaedic Surgery. The healthcare provider is registered in the NPI registry with number 1487644118 assigned on October 2005. The practitioner's primary taxonomy code is 207X00000X with license number G26989 (CA). The provider is registered as an individual and his NPI record was last updated 13 years ago.

NPI
1487644118
Provider Name
DR. JON BARRY GREENFIELD M.D.
Gender
Male
Entity Type
Individual
Location Address
434 S SAN VICENTE BLVD LOS ANGELES, CA 90048
Location Phone
(310) 659-3400
Mailing Address
434 S SAN VICENTE BLVD LOS ANGELES, CA 90048
Is Sole Proprietor?
No
Enumeration Date
10-25-2005
Last Update Date
09-25-2013
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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Orthopaedic Surgery

Taxonomy Code
207X00000X
Type
Allopathic & Osteopathic Physicians
License No.
G26989
License State
CA
Taxonomy Description
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
FE086ZMEDICARE PIN (08)CA 

Medicare Participation & PECOS Enrollment Status

Jon Greenfield is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Aspiration and/or injection of fluid from large joint

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.

This service was performed 57 times for 38 patients

Established patient office or other outpatient visit, 10-19 minutes

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.

This service was performed 38 times for 27 patients

Established patient office or other outpatient visit, 20-29 minutes

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.

This service was performed 109 times for 76 patients

Established patient office or other outpatient visit, 30-39 minutes

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.

This service was performed 25 times for 22 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg

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.

This service was performed 171 times for 34 patients

New patient office or other outpatient visit, 15-29 minutes

This service involves an initial visit to the doctor's office or other outpatient setting. It typically lasts between 15-29 minutes. The doctor will review your medical history, conduct a physical examination, and discuss your health concerns. It's a chance to establish your health baseline and address any immediate medical issues.

This service was performed 11 times for 11 patients

X-ray of both knees while standing

An X-ray of both knees while standing is a diagnostic procedure that captures images of your knee joints. You'll stand in front of an X-ray machine, and it will take pictures showing the bones and tissues in your knees. This helps doctors identify any abnormalities or injuries.

This service was performed 14 times for 14 patients

X-ray of knee, 1-2 views

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.

This service was performed 20 times for 15 patients

X-ray of shoulder, minimum of 2 views

An X-ray of the shoulder, with a minimum of 2 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of your shoulder bones. This helps in diagnosing conditions like fractures, arthritis, or other abnormalities. The procedure is quick and painless.

This service was performed 12 times for 11 patients

Physician Visit Costs

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 90048 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $96.36
  • Minimum New Patient Price $62.96
  • Maximum New Patient Price $187.6
  • Average New Patient Copayment $24.09
  • Minimum New Patient Copayment $15.74
  • Maximum New Patient Copayment $46.9

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

  • Average Established Patient Price $77.96
  • Minimum Established Patient Price $20.84
  • Maximum Established Patient Price $153.61
  • Average Established Patient Copayment $19.49
  • Minimum Established Patient Copayment $5.21
  • Maximum Established Patient Copayment $38.4

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1487644118, we treat the final digit (8) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
4
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
7
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
4
Unchanged
Pos 7
4
Doubled → 8
Pos 8
1
Unchanged
Pos 9
1
Doubled → 2
Check
8
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 8 → 16 → 7 6 → 12 → 3 4 → 8 1 → 2

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 4 + 1 + 6 + 7 + 1 + 2 + 4 + 8 + 1 + 2 + 24 = 62

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1487644118.

Other Providers at the Same Location


The following 10 providers are registered at the same or a nearby location.

Emergency Medicine (Emergency Medical Services)
434 S SAN VICENTE BLVD, SUITE 100
LOS ANGELES, CA 90048
Preventive Medicine (Preventive Medicine/Occupational Environmental Medicine)
434 S SAN VICENTE BLVD
LOS ANGELES, CA 90048
Emergency Medicine
434 S SAN VICENTE BLVD, SUITE 100
LOS ANGELES, CA 90048
Orthopaedic Surgery
434 S SAN VICENTE BLVD, 2ND FLOOR
LOS ANGELES, CA 90048
Internal Medicine
434 S SAN VICENTE BLVD
LOS ANGELES, CA 90048
Physical Therapy Assistant
434 S SAN VICENTE BLVD, SUITE 100
LOS ANGELES, CA 90048
Clinic/Center (Urgent Care)
434 S SAN VICENTE BLVD, SUITE 100
LOS ANGELES, CA 90048
Clinic/Center (Physical Therapy)
434 S SAN VICENTE BLVD
LOS ANGELES, CA 90048
Orthopaedic Surgery
434 S SAN VICENTE BLVD, 2ND FLOOR
LOS ANGELES, CA 90048
Orthopaedic Surgery (Orthopaedic Trauma)
434 S SAN VICENTE BLVD
LOS ANGELES, CA 90048

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1487644118, enumerated as an "individual" on October 25, 2005.

The provider is located at 434 S SAN VICENTE BLVD LOS ANGELES, CA 90048 and the phone number is (310) 659-3400.

Orthopaedic Surgery with taxonomy code 207X00000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.