DR. MARY FIONA CARROLL M.D.
NPI 1821004599
Internal Medicine - Endocrinology, Diabetes & Metabolism in Bend, OR

Q: What is Mary Carroll's NPI number?

The NPI number for Mary Carroll is 1821004599. It was assigned to this individual provider in the NPPES registry on August 1, 2006.

Q: What is Mary Carroll's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Q: When was this NPI record last updated?

The NPPES record for Mary Carroll was last updated on January 29, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.

Active since August 01, 2006PECOS EnrolledAccepts Medicare Assignment

90.38/100

CMS Quality Rating

1501 NE MEDICAL CENTER DR, BEND, OR 97701(541) 382-2811 Get Directions Write a Review

NPPES record last updated: January 29, 2021. Verified against the NPPES registry weekly; last sync: August 30, 2026.

On this page

About Dr. Mary Fiona Carroll M.d. NPPES

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

DR. MARY FIONA CARROLL M.D. (NPI 1821004599) is an individual endocrinology, diabetes & metabolism provider in Bend, Oregon, licensed in Oregon (MD25593) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS, is affiliated with St Charles Medical Center - Bend, and is a graduate of Other (1993).

NPPES Registry Identity

NPI1821004599

Entity TypeIndividualFemale

Primary Taxonomy207RE0101X

Provider Legal NameDR. MARY FIONA CARROLLCredential: M.D.

Location Address1501 NE MEDICAL CENTER DRBend, OR 97701-6051

Mailing Address1501 Ne Medical Center DrBend, OR 97701-6051 · (541) 382-2811

Phone(541) 382-2811

Sole ProprietorNo

Medical School CMSOtherGraduated 1993

Enumeration DateAugust 1, 2006

Last NPPES UpdateJanuary 29, 2021

NPPES CertifiedJanuary 29, 2021

✔ NPI 1821004599 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians

Taxonomy Code207RE0101X

License✔ Licensed in OR · MD25593

Definition

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

Also ListedSpecialistTaxonomy 174400000X · License MD25593 (OR)

Also ListedInternal MedicineTaxonomy 207R00000X · License MD25593 (OR)

1501 NE MEDICAL CENTER DR, Bend, OR 97701

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Other Identifiers 2

Other00381745OR · Medicare Railroad

Medicaid213276OR

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans and more.Insurance ›

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. Mary Fiona Carroll 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 ID1658323217

PECOS Enrollment IDI20050211000636

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 26

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.

Dxa bone density measurement of hip, pelvis, spine including spine fracture assessment 77085

A DXA bone density measurement is a non-invasive scan that helps assess the strength of your bones, specifically in the hip, pelvis, and spine areas. It can detect early signs of osteoporosis and evaluate fracture risk. This test uses low-dose X-rays for accurate results.

1,265 services1,265 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

661 services470 patients

Blood test, thyroid stimulating hormone (tsh) 84443

A TSH blood test measures the level of thyroid stimulating hormone in your body. This hormone is produced by the pituitary gland and regulates how your thyroid works. It's a simple procedure where a small amount of blood is drawn from your arm for analysis.

451 services306 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.

442 services393 patients

Thyroxine (thyroid chemical), free 84439

The Thyroxine (thyroid chemical), free test is a blood test that measures the level of free T4 in your body. T4 is a hormone produced by your thyroid gland and is essential for growth and metabolism. If your T4 levels are too high or too low, it could indicate a thyroid disorder.

363 services238 patients

Vitamin d-3 level 82306

A Vitamin D-3 level test measures the amount of Vitamin D-3, a crucial nutrient, in your body. This test helps identify if your levels are too low or too high. Low levels may lead to bone weakness, while high levels could harm your kidneys. It's a simple blood test.

308 services255 patients

Blood test, basic group of blood chemicals (calcium, total) 80048

A basic group blood test measures the levels of certain chemicals in your blood, including calcium. This helps assess your overall health and detect potential problems. The procedure involves drawing a small amount of blood from your arm, which is then analyzed in a lab.

306 services261 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.

241 services209 patients

Dxa bone density measurement of hip, pelvis, spine 77080

A DXA bone density measurement is a simple, quick, and non-invasive procedure that assesses the strength of your bones. This test uses X-rays to measure the amount of minerals, mainly calcium, in the hip, pelvis, and spine. It helps in early detection of osteoporosis or other bone diseases.

196 services196 patients

Hemoglobin a1c level 83036

Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.

171 services120 patients

Parathormone (parathyroid hormone) level 83970

The Parathormone level test measures the amount of parathyroid hormone in your blood. This hormone controls calcium and phosphorus levels in the body, which are vital for bone health. Abnormal levels may indicate issues like kidney disease or parathyroid gland disorders.

130 services114 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.

105 services105 patients

Kidney function blood test panel 80069

A kidney function blood test panel checks how well your kidneys are working. It measures levels of various substances in your blood, including proteins, electrolytes, and waste products. The results can help detect potential kidney issues early.

98 services86 patients

Dxa bone density measurement of forearm, finger, hand, or foot 77081

A DXA bone density measurement of the forearm, finger, hand, or foot is a non-invasive procedure that uses X-rays to measure the amount of calcium and other minerals in your bones. This test helps to assess the strength of your bones and your risk of fractures.

93 services93 patients

Urine microalbumin (protein) level 82043

The urine microalbumin level test measures the amount of a protein called albumin in your urine. This test helps to detect early signs of kidney damage. High levels of albumin may suggest your kidneys aren't functioning properly. It's a simple, non-invasive test that involves providing a urine sample.

90 services79 patients

Creatinine level to test for kidney function or muscle injury 82570

A creatinine level test measures the amount of creatinine in your blood. This substance is a waste product from normal muscle use. Higher levels can indicate possible kidney dysfunction or muscle injury. This test helps monitor kidney health.

90 services79 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

79 services79 patients

Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 95251

This procedure involves placing a small sensor under your skin to continuously monitor your blood sugar levels in tissue fluid. The data is interpreted and a report is generated to help manage your diabetes more effectively.

60 services39 patients

Blood test, comprehensive group of blood chemicals 80053

A comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.

52 services51 patients

Fine needle aspiration biopsy using ultrasound guidance, first growth 10005

Fine needle aspiration biopsy with ultrasound guidance is a procedure where a thin needle is inserted into a growth to extract a small sample. Ultrasound helps accurately locate the growth. This sample is then analyzed to determine the nature of the growth.

44 services44 patients

Blood test, lipids (cholesterol and triglycerides) 80061

A lipid panel is a blood test that measures fats and fatty substances, such as cholesterol and triglycerides. These substances are used by your body as a source of energy. High levels can lead to health issues, including heart disease.

36 services34 patients

Prolactin (milk producing hormone) level 84146

A prolactin level test measures the amount of a hormone, prolactin, in your blood. This hormone plays a role in many bodily functions, such as the creation of milk. High or low levels can indicate certain health conditions. The test involves a simple blood draw.

27 services24 patients

Fine needle aspiration biopsy using ultrasound guidance, each additional growth 10006

A fine needle aspiration biopsy with ultrasound guidance is a procedure where a thin needle is used to collect cells from a growth. Ultrasound helps accurately locate the growth. If there's more than one growth, each one is biopsied separately.

25 services21 patients

Ultrasound scan of head and neck soft tissue 76536

An ultrasound scan of the head and neck soft tissue is a non-invasive procedure that uses sound waves to create images of the soft tissues in these areas. It helps identify any abnormalities or issues, such as tumors, cysts, or infections. It's painless and doesn't involve radiation.

17 services16 patients

Testosterone (hormone) level, total 84403

A total testosterone level test measures the amount of a key hormone in your body. This hormone influences various body functions such as muscle mass, energy levels, and mood. The test involves a simple blood draw, and results help monitor health conditions.

15 services12 patients

Cortisol (hormone) measurement, total 82533

Cortisol measurement is a test that checks the level of cortisol, a hormone, in your body. It's often used to assess stress levels or check for conditions like Addison's disease or Cushing's syndrome. This involves a simple blood or saliva sample.

14 services14 patients

Hospital Affiliations CMS Care Compare 5

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

St Charles Medical Center - Bend

Acute Care Hospitals · Bend, OR

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number380047

Location2500 NE Neff RoadBend, OR 97701 · Deschutes County

Emergency services Birthing friendly

Blue Mountain Hospital

Critical Access Hospitals · John Day, OR

OwnershipGovernment - Hospital District or Authority

CMS Certification Number381305

Location170 Ford RoadJohn Day, OR 97845 · Grant County

Emergency services

Harney District Hospital

Critical Access Hospitals · Burns, OR

OwnershipGovernment - Hospital District or Authority

CMS Certification Number381307

Location557 W Washington StreetBurns, OR 97720 · Harney County

Emergency services

St Charles Medical Center Prineville

Critical Access Hospitals · Prineville, OR

OwnershipVoluntary non-profit - Private

CMS Certification Number381313

Location384 SE Combs Flat RoadPrineville, OR 97754 · Crook County

Emergency services

Peace Harbor Medical Center

Critical Access Hospitals · Florence, OR

OwnershipVoluntary non-profit - Church

CMS Certification Number381316

Location400 9th StreetFlorence, OR 97439 · Lane County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97701 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

$126.25 typical visit price

range $54.96 – $166.64

Typical copayment $31.56 (range $13.74 – $41.66)

Most-billed visit code 99204

Established Patient

$97.16 typical visit price

range $17.68 – $136.19

Typical copayment $24.29 (range $4.42 – $34.04)

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.

90.38/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored through an Alternative Payment Model

Quality

80.76

Promoting Interoperability

100

Improvement Activities

Referred Medical Equipment & Supplies CMS DME claims 6

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

22 suppliers134 claims362 services$6.14 avg. paid by Medicare

Lancets, per box of 100 A4259

DME-Medical/Surgical Supplies · category DA000N

12 suppliers58 claims86 services$0.98 avg. paid by Medicare

For diabetics only, fitting (including follow-up), custom preparation and supply of off-the-shelf depth-inlay shoe manufactured to accommodate multi-density insert(s), per shoe A5500

DME-Orthotic Devices · category DF000N

2 suppliers25 claims50 services$60.36 avg. paid by Medicare

For diabetics only, multiple density insert, made by direct carving with cam technology from a rectified cad model created from a digitized scan of the patient, total contact with patient's foot, including arch, base layer minimum of 3/16 inch material of shore a 35 durometer (or higher), includes arch filler and other shaping material, custom fabricated, each A5514

DME-Orthotic Devices · category DF000N

2 suppliers23 claims127 services$37.28 avg. paid by Medicare

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553

DME-Other DME · category DE017N

9 suppliers292 claims292 services$189.83 avg. paid by Medicare

Receiver (monitor), dedicated, for use with therapeutic glucose continuous monitor system K0554

DME-Other DME · category DE017N

2 suppliers14 claims14 services$187.69 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 20

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

JONATHAN ANDREW MCFADYEN NP

Nurse Practitioner