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DR. THERESA N HUYEN MD
NPI 1760675599
Internal Medicine in New Smyrna Beach, FL

Active since August 24, 2007PECOS EnrolledAccepts Medicare Assignment
1914 SR 44, NEW SMYRNA BEACH, FL 32168(386) 586-7005 Get Directions Write a Review

NPPES record last updated: November 18, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Nov 18, 2025, May 19, 2022, May 3, 2018 (3 updates tracked since 2018).

About Dr. Theresa N Huyen Md NPPES

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

DR. THERESA N HUYEN MD (NPI 1760675599) is an individual internal medicine provider in New Smyrna Beach, Florida, licensed in Florida (ME99640) and active in the NPI registry since August 2007. She is enrolled in Medicare PECOS, is affiliated with Florida Hospital Flagler, and is a graduate of Other (2004).

NPPES Registry Identity

NPI1760675599
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. THERESA N HUYENCredential: MD
Location Address1914 SR 44New Smyrna Beach, FL 32168-6220
Mailing Address6101 Blue Lagoon Dr Ste 400Miami, FL 33126-2051 · (305) 500-2000
Phone(386) 586-7005
Sole ProprietorYes
Medical School CMSOtherGraduated 2004
Enumeration DateAugust 24, 2007
Last NPPES UpdateNovember 18, 20253 updates tracked since enumeration
NPPES CertifiedNovember 18, 2025
✔ NPI 1760675599 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in FL · ME99640
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedHospitalistTaxonomy 208M00000X · License M-2512 (GU), ME99640 (FL)
1914 SR 44, New Smyrna Beach, FL 32168
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Other Identifiers 2

OtherAF728FL · Medicare
Medicaid016999600FL

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

Dr. Theresa N Huyen 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 ID2466548227
PECOS Enrollment IDI20071010000298, I20251202003587
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 3

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
38 services22 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
24 services18 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
14 services14 patients

Hospital Affiliations CMS Care Compare 3

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

Florida Hospital Flagler

Acute Care Hospitals · Palm Coast, FL
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number100118
Location60 Memorial Medical PkwyPalm Coast, FL 32164 · Flagler County
Emergency services

Adventhealth Palm Coast Parkway

Acute Care Hospitals · Palm Coast, FL
OwnershipVoluntary non-profit - Private
CMS Certification Number100363
Location1 Adventhealth WayPalm Coast, FL 32137 · Flagler County
Emergency services

Guam Regional Medical City

Acute Care Hospitals · Dededo, GU
OwnershipVoluntary non-profit - Private
CMS Certification Number650003
Location133 Route 3Dededo, GU 96929 · Guam County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 32168 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
$130.04 typical visit price
range $56.00 – $171.84
Typical copayment $32.51 (range $14.00 – $42.96)
Most-billed visit code 99204
Established Patient
$99.16 typical visit price
range $17.57 – $139.16
Typical copayment $24.79 (range $4.39 – $34.79)
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.

Reported Quality Measures

Care Plan
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…
89%82 patients4/55-star benchmark: 100%
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.

Referred Medical Equipment & Supplies CMS DME claims 5

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
8 suppliers25 claims49 services$6.93 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
3 suppliers11 claims13 services$1.20 avg. paid by Medicare
Formoterol fumarate, inhalation solution, fda approved final product, non-compounded, administered through dme, unit dose form, 20 micrograms J7606
DME-Drugs Administered Through DME · category DG006N
1 supplier12 claims720 services$6.74 avg. paid by Medicare
Budesonide, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose form, up to 0.5 mg J7626
DME-Drugs Administered Through DME · category DG000N
1 supplier12 claims720 services$0.82 avg. paid by Medicare
Pharmacy dispensing fee for inhalation drug(s); per 30 days Q0513
DME-Other DME · category DE000N
1 supplier12 claims12 services$26.09 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

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

JOSHUA H YUN MD
Family Medicine
1914 SR 44
NEW SMYRNA BEACH, FL 32168
Volusia County (386) 428-3241

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 Theresa Huyen's NPI number?

The NPI number for Theresa Huyen is 1760675599. It was assigned to this individual provider in the NPPES registry on August 24, 2007.

Where is Theresa Huyen located?

Theresa Huyen practices at 1914 Sr 44, New Smyrna Beach, FL 32168. The listed phone number is (386) 586-7005.

What is Theresa Huyen's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Theresa Huyen enrolled in Medicare?

Yes. Theresa Huyen 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 Theresa Huyen affiliated with any hospitals?

According to CMS data, Theresa Huyen is affiliated with Florida Hospital Flagler, Adventhealth Palm Coast Parkway and Guam Regional Medical City.

When was this NPI record last updated?

The NPPES record for Theresa Huyen was last updated on November 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.