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MATTHEW SAMUEL JOAQUIN MENDEZ-ZFASS M.D
NPI 1144462847
Orthopaedic Surgery - Sports Medicine in New York, NY

Active since March 27, 2009PECOS EnrolledAccepts Medicare Assignment
91.25/100
CMS Quality Rating
159 E 74TH ST, NEW YORK, NY 10021(212) 737-3301 Get Directions Write a Review

NPPES record last updated: November 25, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Matthew Samuel Joaquin Mendez-zfass M.d NPPES

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

MATTHEW SAMUEL JOAQUIN MENDEZ-ZFASS M.D (NPI 1144462847) is an individual sports medicine provider in New York, New York, licensed in New York (275271) and active in the NPI registry since March 2009. He is enrolled in Medicare PECOS, is affiliated with Lenox Hill Hospital, and maintains a secondary practice location in Miami.

NPPES Registry Identity

NPI1144462847
Entity TypeIndividualMale
Primary Taxonomy207XX0005X
Provider Legal NameMATTHEW SAMUEL JOAQUIN MENDEZ-ZFASSCredential: M.D
Location Address159 E 74TH STNew York, NY 10021-3235
Mailing Address112 Saint Marks Pl Apt 1Brooklyn, NY 11217-4843 · (804) 347-0266
Phone(212) 737-3301
Sole ProprietorNo
Medical School CMSEmory University School Of MedicineGraduated 2009
Enumeration DateMarch 27, 2009
Last NPPES UpdateNovember 25, 2019
✔ NPI 1144462847 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyOrthopaedic Surgery · Sports MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207XX0005X
License✔ Licensed in NY · 275271
Definition
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.
Also ListedOrthopaedic SurgeryTaxonomy 207X00000X · License 275271 (NY)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
159 E 74TH ST, New York, NY 10021
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Other Names 1

Other Name (5)Teo Mendez M.d.

Secondary Practice Location 1

Location 11611 NW 12th AveMiami, FL 33136-1005 · Phone (305) 585-1315

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

Matthew Samuel Joaquin Mendez-zfass 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 ID8022325638
PECOS Enrollment IDI20150915001261, I20200604001333
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

2

Medicare enrollment records show Matthew Mendez-zfass reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Stephen J Nicholas MD PC
Same address
Orthopaedic Surgery
159 E 74TH ST FL 2
New York, NY 10021
  • Reassigned Medicare billing, New Jersey and New York enrollments
  • 4 clinicians in this Medicare group
NPI 1316933872 (212) 737-3301
North Shore - Lij Medical PC
13 mi
Internal Medicine
270-05 76TH AVE
New Hyde Park, NY 11040
  • Reassigned Medicare billing, New York enrollment
  • 9,353 clinicians in this Medicare group
NPI 1790043479 (516) 465-8089

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 6

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.

Hyaluronan or derivative, synojoynt, for intra-articular injection, 1 mg J7331
Hyaluronan, or Synojoynt, is a substance injected into your joint to help lubricate and cushion it. This can help relieve joint pain and improve mobility, particularly for conditions like arthritis. Each injection contains 1 mg of the substance.
2,541 services34 patients
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.
228 services32 patients
Aspiration and/or injection of fluid large joint using ultrasound guidance 20611
This procedure involves using ultrasound technology to accurately locate a large joint, usually the knee or shoulder. A needle is then inserted to either extract fluid (aspiration) or inject medication. The ultrasound helps ensure precision and safety.
138 services55 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.
113 services74 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.
74 services74 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.
12 services12 patients

Hospital Affiliations CMS Care Compare 2

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

Lenox Hill Hospital

Acute Care Hospitals · New York, NY
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330119
Location100 East 77th StreetNew York, NY 10021 · New York County
Emergency services Birthing friendly

Staten Island University Hospital

Acute Care Hospitals · Staten Island, NY
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330160
Location475 Seaview AvenueStaten Island, NY 10305 · Richmond 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.

91.25/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality74.92
Promoting Interoperability91.67
Improvement Activities40

Reported Quality Measures

Documentation of Current Medications in the Medical Record
Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.
16%2,231 patients1/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
92%789 patients3/55-star benchmark: 99%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
29%1,036 patients1/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
50%1,418 patients3/55-star benchmark: 97%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
14%1,279 patients1/55-star benchmark: 97%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user
Patients screenedForUse: 30% · 331 patients
26%331 patients2/55-star benchmark: 98%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
76%1,418 patients4/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
4%1,418 patients1/55-star benchmark: 89%
Use of High-Risk Medications in the Elderly
Percentage of patients 65 years of age and older who were ordered high-risk medications. Two rates are submitted. 1) Percentage of patients who were ordered at least one high-risk medication.
Lower rates are better for this measure.
Patients 2+: 0% · 123 patients
2%123 patients4/55-star benchmark: 100%
View, Download, or Transmit (VDT)
At least one patient seen by the MIPS eligible clinician during the performance period (or patient-authorized representative) views, downloads or transmits their health information to a third party during the performance period.
39%1,418 patients
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MS. HANNAH KIM
Physician Assistant
159 E 74TH ST
NEW YORK, NY 10021
New York County (212) 737-3301
MIKAYLA O'BRIEN PA
Physician Assistant
159 E 74TH ST
NEW YORK, NY 10021
New York County (212) 737-3301
KAYLEE NICOLE TURMAN PA
Physician Assistant
159 E 74TH ST
NEW YORK, NY 10021
New York County (212) 737-3301
GAVIN MATTHEW SILVER PT
Physical Therapist
159 E 74TH ST, 1 FLOOR
NEW YORK, NY 10021
New York County (212) 737-3301
BENJAMIN BEDFORD MD
Orthopaedic Surgery
159 E 74TH ST
NEW YORK, NY 10021
New York County (212) 737-3301
STEPHEN J NICHOLAS MD PC
Orthopaedic Surgery
159 E 74TH ST
NEW YORK, NY 10021
New York County (212) 737-3301
KAILEEN ELIZABETH MURRAY
Physician Assistant
159 E 74TH ST
NEW YORK, NY 10021
New York County (212) 737-3301
ATHALON PHYSICAL THERAPY PC
Clinic/Center (Physical Therapy)
159 E 74TH ST, STE 3
NEW YORK, NY 10021
New York County (212) 838-8023

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 Matthew Mendez-zfass's NPI number?

The NPI number for Matthew Mendez-zfass is 1144462847. It was assigned to this individual provider in the NPPES registry on March 27, 2009. The provider is also known as Teo Mendez M.D..

Where is Matthew Mendez-zfass located?

Matthew Mendez-zfass practices at 159 E 74th St, New York, NY 10021. The listed phone number is (212) 737-3301.

What is Matthew Mendez-zfass's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Sports Medicine, with taxonomy code 207XX0005X.

Is Matthew Mendez-zfass enrolled in Medicare?

Yes. Matthew Mendez-zfass 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 Matthew Mendez-zfass's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Mendez-zfass reassigns Medicare benefits to 2 organizations: Stephen J Nicholas MD PC (New York, NY) and North Shore - Lij Medical PC (New Hyde Park, NY). 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 Matthew Mendez-zfass's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Matthew Mendez-zfass affiliated with any hospitals?

According to CMS data, Matthew Mendez-zfass is affiliated with Lenox Hill Hospital and Staten Island University Hospital.

When was this NPI record last updated?

The NPPES record for Matthew Mendez-zfass was last updated on November 25, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.