ALEJANDRA PEREZ-TAMAYO
NPI 1821416165
Surgery in Chicago, IL

Q: What is Alejandra Perez-tamayo's NPI number?

The NPI number for Alejandra Perez-tamayo is 1821416165. It was assigned to this individual provider in the NPPES registry on April 3, 2014.

Q: What is Alejandra Perez-tamayo's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Active since April 03, 2014PECOS EnrolledAccepts Medicare Assignment

87.08/100

CMS Quality Rating

1801 W. TAYLOR STREET, MC741, CHICAGO, IL 60612(312) 996-2061(312) 996-1214 Get Directions Write a Review

NPPES record last updated: April 14, 2021. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Alejandra Perez-tamayo NPPES

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

ALEJANDRA PEREZ-TAMAYO (NPI 1821416165) is an individual surgery provider in Chicago, Illinois, licensed in Illinois (036.149537) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS, is affiliated with John H Stroger Jr Hospital, and is a graduate of Other (2014).

NPPES Registry Identity

NPI1821416165

Entity TypeIndividualFemale

Primary Taxonomy208600000X

Provider Legal NameALEJANDRA PEREZ-TAMAYO

Location Address1801 W. TAYLOR STREET, MC741Chicago, IL 60612

Mailing Address840 S Wood St Ste 518Chicago, IL 60612-4325 · (312) 996-0066 · Fax (312) 996-1214

Phone(312) 996-2061

Fax(312) 996-1214

Sole ProprietorNo

Medical School CMSOtherGraduated 2014

Enumeration DateApril 3, 2014

Last NPPES UpdateApril 14, 2021

NPPES CertifiedApril 14, 2021

✔ NPI 1821416165 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians

Taxonomy Code208600000X

License✔ Licensed in IL · 036.149537

Definition

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Also ListedColon & Rectal SurgeryTaxonomy 208C00000X · License 036.149537 (IL)

1801 W. TAYLOR STREET, Chicago, IL 60612

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter Health, Ambetter Health of Delaware.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

Alejandra Perez-tamayo 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 ID941610869

PECOS Enrollment IDI20201104002623

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 5

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 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.

26 services20 patients

Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings 51784

This procedure involves the use of non-invasive devices to record the electrical activity of muscles at specific body openings. It's helpful in understanding muscle function and can assist in diagnosing certain conditions.

13 services13 patients

Test for tone and sensation of rectum and anus 91120

This procedure checks the health of the lower digestive tract. The doctor gently examines the area to assess its muscle strength and sensitivity. This helps in detecting any abnormal conditions. It's a standard, safe procedure with minimal discomfort.

13 services13 patients

Study of rectum sensitivity and function 91122

This procedure examines the rectum's sensitivity and functionality. It involves a small, soft balloon inserted into the rectum and inflated to various degrees. The goal is to assess how well your rectum can sense and respond to different volumes. It's a crucial test for diagnosing certain digestive issues.

13 services13 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.

11 services11 patients

Hospital Affiliations CMS Care Compare 2

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

John H Stroger Jr Hospital

Acute Care Hospitals · Chicago, IL

2/5 CMS rating

OwnershipGovernment - Local

CMS Certification Number140124

Location1901 W Harrison StChicago, IL 60612 · Cook County

Emergency services Birthing friendly

University Of Illinois Hospital And Clinics

Acute Care Hospitals · Chicago, IL

2/5 CMS rating

OwnershipGovernment - State

CMS Certification Number140150

Location1740 West Taylor St Suite 1400Chicago, IL 60612 · Cook County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60612 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

$94.06 typical visit price

range $60.08 – $183.39

Typical copayment $23.51 (range $15.02 – $45.84)

Most-billed visit code 99203

Established Patient

$74.80 typical visit price

range $18.97 – $148.12

Typical copayment $18.70 (range $4.74 – $37.03)

Most-billed visit code 99213

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.

87.08/100

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

Scored as part of a group practice

Quality

70.79

Promoting Interoperability

100

Improvement Activities

Cost

52.82

Other Providers at the Same Location NPPES 2

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

RICHARD ANZALONE PHARMD

Pharmacist (Oncology)

1801 W. TAYLOR STREET, UIC ONCOLOGY PHARMACY ROOM 1411
CHICAGO, IL 60612

Cook County (312) 996-6985

ROXANA L AGUIRRE CASTANEDA

Pediatrics (Pediatric Endocrinology)

1801 W. TAYLOR STREET, SUITE 2E
CHICAGO, IL 60612

Cook County (312) 996-7416

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 Alejandra Perez-tamayo's NPI number?

The NPI number for Alejandra Perez-tamayo is 1821416165. It was assigned to this individual provider in the NPPES registry on April 3, 2014.

Where is Alejandra Perez-tamayo located?

Alejandra Perez-tamayo practices at 1801 W. Taylor Street Mc741, Chicago, IL 60612. The listed phone number is (312) 996-2061.

What is Alejandra Perez-tamayo's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Alejandra Perez-tamayo enrolled in Medicare?

Yes. Alejandra Perez-tamayo 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.

What insurance does Alejandra Perez-tamayo accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Home State Health list Alejandra Perez-tamayo as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Alejandra Perez-tamayo affiliated with any hospitals?

According to CMS data, Alejandra Perez-tamayo is affiliated with John H Stroger Jr Hospital and University Of Illinois Hospital And Clinics.

When was this NPI record last updated?

The NPPES record for Alejandra Perez-tamayo was last updated on April 14, 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.