NANCY GUTIERREZ RIVERA MD
NPI 1467834812
Internal Medicine in New Castle, DE

Q: What is Nancy Gutierrez Rivera's NPI number?

The NPI number for Nancy Gutierrez Rivera is 1467834812. It was assigned to this individual provider in the NPPES registry on June 22, 2015.

Q: What is Nancy Gutierrez Rivera's specialty?

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

Active since June 22, 2015PECOS EnrolledAccepts Medicare Assignment

94 CHRISTIANA RD, NEW CASTLE, DE 19720(302) 327-7630 Get Directions Write a Review

NPPES record last updated: April 4, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 4, 2023, Jun 7, 2022, Aug 20, 2018 (3 updates tracked since 2018).

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About Nancy Gutierrez Rivera Md NPPES

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

NANCY GUTIERREZ RIVERA MD (NPI 1467834812) is an individual internal medicine provider in New Castle, Delaware, licensed in Delaware (C1-0025553) and active in the NPI registry since June 2015. She is enrolled in Medicare PECOS, maintains a secondary practice location in Sanger, and is a graduate of Other (2012).

NPPES Registry Identity

NPI1467834812

Entity TypeIndividualFemale

Primary Taxonomy207R00000X

Provider Legal NameNANCY GUTIERREZ RIVERACredential: MD

Location Address94 CHRISTIANA RDNew Castle, DE 19720-3118

Mailing Address94 Christiana RdNew Castle, DE 19720-3118 · (302) 327-7635 · Fax (302) 327-7635

Phone(302) 327-7630

Sole ProprietorYes

Medical School CMSOtherGraduated 2012

Enumeration DateJune 22, 2015

Last NPPES UpdateApril 4, 20233 updates tracked since enumeration

NPPES CertifiedApril 4, 2023

✔ NPI 1467834812 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

Licenses✔ Licensed in DE · C1-0025553✔ Licensed in CA · 155276

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.

94 CHRISTIANA RD, New Castle, DE 19720

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Secondary Practice Location 1

Location 11939 Academy AveSanger, CA 93657 · Phone (559) 875-6900

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

Nancy Gutierrez Rivera 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 ID1557617172

PECOS Enrollment IDI20230301000000

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 Reassignment

Medicare enrollment records show Nancy Gutierrez Rivera reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Christiana Care Health Services Inc

3.1 mi

Vascular & Interventional Radiology

4745 STANTON OGLETWN RD
Newark, DE 19713

Reassigned Medicare billing, Delaware enrollment
1,531 clinicians in this Medicare group

NPI 1922078476 (302) 623-7200

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 7

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.

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.

287 services218 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.

103 services90 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

69 services69 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.

28 services28 patients

Transitional care management services for problem of at least moderate complexity 99495

Transitional care management services focus on coordinating and managing your care after you leave the hospital. For moderate complexity problems, this involves managing your medications, arranging further treatments, and ensuring you have the necessary follow-ups.

26 services25 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 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19720 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

$131.15 typical visit price

range $57.12 – $173.08

Typical copayment $32.78 (range $14.28 – $43.27)

Most-billed visit code 99204

Established Patient

$100.68 typical visit price

range $18.36 – $141.05

Typical copayment $25.17 (range $4.59 – $35.26)

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.

Referred Medical Equipment & Supplies CMS DME claims 8

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 suppliers62 claims114 services$6.37 avg. paid by Medicare

Lancets, per box of 100 A4259

DME-Medical/Surgical Supplies · category DA000N

5 suppliers18 claims18 services$1.13 avg. paid by Medicare

Hospital bed, semi-electric (head and foot adjustment), with any type side rails, without mattress E0261

DME-Hospital Beds · category DB000N

1 supplier12 claims12 services$38.35 avg. paid by Medicare

Nebulizer, with compressor E0570

DME-Other DME · category DE000N

2 suppliers41 claims41 services$2.43 avg. paid by Medicare

Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme J7620

DME-Drugs Administered Through DME · category DG006N

5 suppliers19 claims1,440 services$0.09 avg. paid by Medicare

Standard wheelchair K0001

DME-Wheelchairs · category DD000N

3 suppliers22 claims22 services$11.46 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 6

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

SARANYA BISWAS M.D.

Internal Medicine