RILEY J WILLIAMS MD
NPI 1598853863
Orthopaedic Surgery - Sports Medicine in New York, NY

NPI Status: Active since October 11, 2006

Contact Information

535 EAST 70TH STREET
SUITE 108
NEW YORK, NY
ZIP 10021
Phone: (212) 606-1855
Fax: (212) 774-2895

Get Directions Write a Review

  • Individual
  • Male
  • Orthopaedic Surgery
  • Sports Medicine
  • PECOS Enrolled
  • Opted-Out Medicare

About RILEY WILLIAMS

This page provides the complete NPI Profile along with additional information for Riley Williams, a provider established in New York, New York with a medical specialization in Orthopaedic Surgery, focusing in sports medicine . The healthcare provider is registered in the NPI registry with number 1598853863 assigned on October 2006. The practitioner's primary taxonomy code is 207XX0005X with license number 1934351 (NY). The provider is registered as an individual and his NPI record was last updated 18 years ago.

NPI
1598853863
Provider Name
RILEY J WILLIAMS MD
Gender
Male
Entity Type
Individual
Location Address
535 EAST 70TH STREET SUITE 108 NEW YORK, NY 10021
Location Phone
(212) 606-1855
Location Fax
(212) 774-2895
Mailing Address
535 EAST 70TH STREET NEW YORK, NY 10021
Mailing Phone
(212) 606-1855
Mailing Fax
(212) 774-2895
Is Sole Proprietor?
Yes
Enumeration Date
10-11-2006
Last Update Date
05-28-2008
Code Navigator



The provider doesn't accept Medicare and has signed an affidavit to be excluded from the Medicare program. If you are a Medicare beneficiary this means a provider can charge whatever they want for services rendered but must follow certain rules to do so. Riley Williams opted out of Medicare effective on 07-01-2013 until 07-01-2027. Opt out periods last for two years and cannot be terminated unless the provider is opting out for the very first time and the affidavit is terminated no later than 90 days after the opt out effective date. Opt-out affidavits might renew automatically renew every two years. The provider opted out of Medicare but is permitted to order and refer services to other healthcare providers.

Location Map

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 Sports Medicine

Taxonomy Code
207XX0005X
Type
Allopathic & Osteopathic Physicians
License No.
1934351
License State
NY
Taxonomy Description
An orthopaedic surgeon trained in sports medicine provides appropriate care for all structures of the musculoskeletal system directly affected by participation in sporting activity. This specialist is proficient in areas including conditioning, training and fitness, athletic performance and the impact of dietary supplements, pharmaceuticals, and nutrition on performance and health, coordination of care within the team setting utilizing other health care professionals, field evaluation and management, soft tissue biomechanics and injury healing and repair. Knowledge and understanding of the principles and techniques of rehabilitation, athletic equipment and orthotic devices enables the specialist to prevent and manage athletic injuries.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207X00000XAllopathic & Osteopathic Physicians

Orthopaedic Surgery

193435 (NY)

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
G70047MEDICARE UPIN (02)NY 

Medicare Participation & PECOS Enrollment Status

Riley Williams 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

  • Opted-Out of Medicare? Yes

  • Opt-Out Effective Date: 07-01-2013

  • Opt-Out End Date: 07-01-2027

  • Eligible to Order and Refer? 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

Reviews for RILEY J WILLIAMS MD

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1598853863, we treat the final digit (3) 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 77. The final step is to find the difference between that total and the next multiple of ten (80 - 77 = 3).

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
5
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
8
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
5
Unchanged
Pos 7
3
Doubled → 6
Pos 8
8
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
3
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 9 → 18 → 9 8 → 16 → 7 3 → 6 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 8 + 8 + 1 + 6 + 5 + 6 + 8 + 1 + 2 + 24 = 77

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

The next multiple of ten after 77 is 80. The difference is the calculated check digit.

80 - 77 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1598853863.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Pain Medicine (Pain Medicine)
535 EAST 70TH STREET
NEW YORK, NY 10021
Social Worker
535 EAST 70TH STREET
NEW YORK, NY 10021
Student in an Organized Health Care Education/Training Program
535 EAST 70TH STREET, HOSPITAL FOR SPECIAL SURGERY
NEW YORK, NY 10021
Special Hospital
535 EAST 70TH STREET, ATT: ED RANDAZZO BELAIRE 11K
NEW YORK, NY 10021
Student in an Organized Health Care Education/Training Program
535 EAST 70TH STREET
NEW YORK, NY 10021
Orthopaedic Surgery
535 EAST 70TH STREET
NEW YORK, NY 10021
Student in an Organized Health Care Education/Training Program
535 EAST 70TH STREET, HOSPITAL FOR SPECIAL SURGERY
NEW YORK, NY 10021
Student in an Organized Health Care Education/Training Program
535 EAST 70TH STREET, HOSPITAL FOR SPECIAL SURGERY, ACADEMIC TRAINING DEPARTM
NEW YORK, NY 10021
Orthopaedic Surgery (Foot and Ankle Surgery)
535 EAST 70TH STREET, HOSPITAL FOR SPECIAL SURGERY
NEW YORK, NY 10021
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
535 EAST 70TH STREET, HOSPITAL FOR SPECIAL SURGERY
NEW YORK, NY 10021
Student in an Organized Health Care Education/Training Program
535 EAST 70TH STREET, HOSPITAL FOR SPECIAL SURGERY
NEW YORK, NY 10021
Student in an Organized Health Care Education/Training Program
535 EAST 70TH STREET
NEW YORK CITY, NY 10021
Student in an Organized Health Care Education/Training Program
535 EAST 70TH STREET
NEW YORK, NY 10021
Orthopaedic Surgery
535 EAST 70TH STREET, HOSPITAL FOR SPECIAL SURGERY
NEW YORK, NY 10021
Physical Medicine & Rehabilitation
535 EAST 70TH STREET, HOSPITAL FOR SPECIAL SURGERY
NEW YORK, NY 10021
Internal Medicine (Endocrinology, Diabetes & Metabolism)
535 EAST 70TH STREET
NEW YORK, NY 10021
Internal Medicine (Infectious Disease)
535 EAST 70TH STREET
NEW YORK, NY 10021
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
535 EAST 70TH STREET
NEW YORK, NY 10021
Nurse Practitioner
535 EAST 70TH STREET
NY, NY 10021
Internal Medicine
535 EAST 70TH STREET
NEW YORK, NY 10021

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1598853863, enumerated as an "individual" on October 11, 2006.

The provider is located at 535 EAST 70TH STREET SUITE 108 NEW YORK, NY 10021 and the phone number is (212) 606-1855.

Orthopaedic Surgery with taxonomy code 207XX0005X and a focus in Sports Medicine.

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