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DR. THOMAS RYAN HICKERNELL MD
NPI 1003259706
Orthopaedic Surgery - Adult Reconstructive Orthopaedic Surgery in Stamford, CT

Active since April 11, 2013PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
260 LONG RIDGE ROAD, STAMFORD, CT 06927(203) 785-2579 Get Directions Write a Review

NPPES record last updated: October 19, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 19, 2022, May 3, 2019 (2 updates tracked since 2019).

About Dr. Thomas Ryan Hickernell Md NPPES

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

DR. THOMAS RYAN HICKERNELL MD (NPI 1003259706) is an individual adult reconstructive orthopaedic surgery provider in Stamford, Connecticut, licensed in Connecticut (72658) and active in the NPI registry since April 2013. He is enrolled in Medicare PECOS and is a graduate of Columbia University College Of Physicians And Surgeons (2012).

NPPES Registry Identity

NPI1003259706
Entity TypeIndividualMale
Primary Taxonomy207XS0114X
Provider Legal NameDR. THOMAS RYAN HICKERNELLCredential: MD
Location Address260 LONG RIDGE ROADStamford, CT 06927-3720
Mailing Address260 Long Ridge RdStamford, CT 06902-1638 · (203) 785-2579
Phone(203) 785-2579
Sole ProprietorYes
Medical School CMSColumbia University College Of Physicians And SurgeonsGraduated 2012
Enumeration DateApril 11, 2013
Last NPPES UpdateOctober 19, 20222 updates tracked since enumeration
NPPES CertifiedOctober 19, 2022
✔ NPI 1003259706 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOrthopaedic Surgery · Adult Reconstructive Orthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207XS0114X
License✔ Licensed in CT · 72658
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.
Also ListedOrthopaedic SurgeryTaxonomy 207X00000X · License 72658 (CT)
260 LONG RIDGE ROAD, Stamford, CT 06927
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

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. Thomas Ryan Hickernell 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 ID6901151224
PECOS Enrollment IDI20230116000458
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

3

Medicare enrollment records show Thomas Hickernell reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

The Westchester Medical Practice, PC
20 mi
Specialist
2649 STRANG BLVD STE 304
Yorktown Heights, NY 10598
  • Reassigned Medicare billing, New York enrollment
  • 307 clinicians in this Medicare group
NPI 1225222953 (646) 745-6369
Trustees Of Columbia University In The City Of New York
26 mi
Surgery
622 W 168TH ST
New York, NY 10032
  • Reassigned Medicare billing, New York enrollment
  • Also billed through NPI 1982993184 (New York)
  • 3,922 clinicians in this Medicare group
NPI 1508266347 (646) 317-7111
Yale University
36 mi
Advanced Practice Midwife
100 CHURCH ST S STE 200, YALE SCHOOL OF NURSING
New Haven, CT 06519
  • Reassigned Medicare billing, Connecticut enrollment
  • 3,728 clinicians in this Medicare group
NPI 1124148887 (203) 737-5432

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 8

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.
144 services21 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.
63 services57 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.
61 services61 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.
56 services45 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.
39 services26 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.
21 services21 patients

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.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality86.8
Promoting Interoperability100
Improvement Activities40

Referred Medical Equipment & Supplies CMS DME claims 3

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

Standard wheelchair K0001
DME-Wheelchairs · category DD000N
1 supplier12 claims12 services$13.48 avg. paid by Medicare
Elevating leg rests, pair (for use with capped rental wheelchair base) K0195
DME-Wheelchairs · category DD021N
1 supplier12 claims12 services$5.98 avg. paid by Medicare
Knee orthosis, elastic with joints, prefabricated, off-the-shelf L1812
DME-Orthotic Devices · category DF011N
2 suppliers13 claims13 services$62.78 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Thomas Hickernell's NPI number?

The NPI number for Thomas Hickernell is 1003259706. It was assigned to this individual provider in the NPPES registry on April 11, 2013.

Where is Thomas Hickernell located?

Thomas Hickernell practices at 260 Long Ridge Road, Stamford, CT 06927. The listed phone number is (203) 785-2579.

What is Thomas Hickernell's specialty?

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

Is Thomas Hickernell enrolled in Medicare?

Yes. Thomas Hickernell 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 Thomas Hickernell's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Hickernell reassigns Medicare benefits to 3 organizations: The Westchester Medical Practice, PC (Yorktown Heights, NY), Trustees Of Columbia University In The City Of New York (New York, NY) and Yale University (New Haven, CT). 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 Thomas Hickernell's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Thomas Hickernell accept?

Health plans from Anthem Blue Cross and Blue Shield list Thomas Hickernell as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Thomas Hickernell was last updated on October 19, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.