TASSY N. HAYDEN M.D.
NPI 1871889303
Family Medicine in Saint Louis, MO

Active since June 23, 2011PECOS EnrolledAccepts Medicare Assignment
54.72/100
CMS Quality Rating
2340 HAMPTON AVE, SAINT LOUIS, MO 63139(314) 647-2200(314) 647-4172 Get Directions Write a Review

NPPES record last updated: May 10, 2018. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Tassy N. Hayden M.d. NPPES

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

TASSY N. HAYDEN M.D. (NPI 1871889303) is an individual family medicine provider in Saint Louis, Missouri, licensed in Missouri (2014021718) and active in the NPI registry since June 2011. She is enrolled in Medicare PECOS, is affiliated with Cooley Dickinson Hospital Inc,the, and maintains a secondary practice location in Hillsboro.

NPPES Registry Identity

NPI1871889303
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameTASSY N. HAYDENCredential: M.D.
Location Address2340 HAMPTON AVESaint Louis, MO 63139-2935
Mailing Address2340 Hampton AveSaint Louis, MO 63139-2935 · (314) 647-2200 · Fax (314) 647-4172
Fax(314) 647-4172
Sole ProprietorNo
Medical School CMSWashington University School Of MedicineGraduated 2011
Enumeration DateJune 23, 2011
Last NPPES UpdateMay 10, 2018
NPI 1871889303 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Licenses Licensed in MO · 2014021718 Licensed in MA · 248385
Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

2340 HAMPTON AVE, Saint Louis, MO 63139

Secondary Practice Location 1

Location 1405 Main StHillsboro, MO 63050-4351 · Phone (636) 797-3737 ext. 104 · Fax (636) 797-4631

Other Identifiers 2

Other2014021718MO · Mo State License
Medicaid1871889303MO

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Tassy N. Hayden 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 ID8022249192
PECOS Enrollment IDI20250501001236
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.

Areas of Expertise CMS Part B claims 10

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.
135 services28 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.
42 services42 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.
29 services29 patients
Injection of drug or substance under skin or into muscle 96372
This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
28 services26 patients
Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 87635
This is a lab test that detects the presence of COVID-19 in your body. It uses a technique to amplify the virus's genetic material, either DNA or RNA, making it easier to identify. A positive result indicates an active infection.
26 services26 patients
Detection test by nucleic acid for multiple types influenza virus 87502
A detection test by nucleic acid for multiple types of influenza virus is a diagnostic procedure. It identifies the genetic material of the virus in your body. It's highly accurate and can distinguish between different flu strains, helping in prompt and precise treatment.
25 services25 patients

Hospital Affiliations CMS Care Compare

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

Cooley Dickinson Hospital Inc,the

Acute Care Hospitals · Northampton, MA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220015
Location30 Locust StreetNorthampton, MA 01060 · Hampshire County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63139 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
$86.32 typical visit price
range $55.65 – $169.38
Typical copayment $21.58 (range $13.91 – $42.34)
Most-billed visit code 99203
Established Patient
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
Most-billed visit code 99214
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.

54.72/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality47.43
Promoting Interoperability0
Improvement Activities40
Cost84.97

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.

Nebulizer, with compressor E0570
DME-Other DME · category DE000N
1 supplier12 claims12 services$3.41 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 14

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

Internal Medicine
2340 HAMPTON AVE
SAINT LOUIS, MO 63139
Family Medicine
2340 HAMPTON AVE
SAINT LOUIS, MO 63139
Technician/Technologist
2340 HAMPTON AVE
SAINT LOUIS, MO 63139
Pharmacist
2340 HAMPTON AVE
SAINT LOUIS, MO 63139
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
2340 HAMPTON AVE
SAINT LOUIS, MO 63139
Internal Medicine
2340 HAMPTON AVE
SAINT LOUIS, MO 63139
Pharmacist
2340 HAMPTON AVE
SAINT LOUIS, MO 63139
Internal Medicine
2340 HAMPTON AVE
SAINT LOUIS, MO 63139

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 Tassy Hayden's NPI number?

The NPI number for Tassy Hayden is 1871889303. It was assigned to this individual provider in the NPPES registry on June 23, 2011.

Where is Tassy Hayden located?

Tassy Hayden practices at 2340 Hampton Ave, Saint Louis, MO 63139. The listed phone number is (314) 647-2200.

What is Tassy Hayden's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Tassy Hayden enrolled in Medicare?

Yes. Tassy Hayden 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.

Is Tassy Hayden affiliated with any hospitals?

According to CMS data, Tassy Hayden is affiliated with Cooley Dickinson Hospital Inc,the.

When was this NPI record last updated?

The NPPES record for Tassy Hayden was last updated on May 10, 2018. NPI Profile syncs with the weekly NPPES data releases published by CMS.