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AMY S CALDERON DO, PHARMD
NPI 1821310004
Internal Medicine - Gastroenterology in Warren, OH

Active since February 16, 2010PECOS EnrolledAccepts Medicare Assignment
8740 E MARKET ST STE 2, WARREN, OH 44484(234) 287-6590(330) 965-5090 Get Directions Write a Review

NPPES record last updated: December 16, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Dec 16, 2025, Apr 4, 2025, Sep 8, 2021 and 2 more (5 updates tracked since 2020).

About Amy S Calderon Do, Pharmd NPPES

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

AMY S CALDERON DO, PHARMD (NPI 1821310004) is an individual gastroenterology provider in Warren, Ohio, licensed in Ohio (34.012732) and active in the NPI registry since February 2010. She is enrolled in Medicare PECOS, is affiliated with St Elizabeth Youngstown Hospital, and is a graduate of New York College Of Osteo Medicine Of New York Institute Of Technology (2010).

NPPES Registry Identity

NPI1821310004
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameAMY S CALDERONCredential: DO, PHARMD
Location Address8740 E MARKET ST STE 2Warren, OH 44484-2324
Mailing Address100 Debartolo Pl Ste 200Youngstown, OH 44512-6095 · (330) 729-8146 · Fax (330) 965-5229
Phone(234) 287-6590
Fax(330) 965-5090
Sole ProprietorNo
Medical School CMSNew York College Of Osteo Medicine Of New York Institute Of TechnologyGraduated 2010
Enumeration DateFebruary 16, 2010
Last NPPES UpdateDecember 16, 20255 updates tracked since enumeration
NPPES CertifiedDecember 16, 2025
✔ NPI 1821310004 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in OH · 34.012732
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
Also ListedPharmacistTaxonomy 183500000X · License 048857 (NY)
Also ListedInternal MedicineTaxonomy 207R00000X · License 271550 (NY)
8740 E MARKET ST STE 2, Warren, OH 44484
Open in Google Maps ↗

Other Names 1

Former Name (1)Amy Michel Do, Pharmd

Other Identifiers 1

Medicaid0220079OH

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource, MedMutual, Molina Healthcare.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

Amy S Calderon Do, Pharmd 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 ID1850692856
PECOS Enrollment IDI20170518002413
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 8

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.
77 services73 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
60 services58 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
46 services43 patients
Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
36 services35 patients
Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
35 services35 patients
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.
17 services12 patients

Hospital Affiliations CMS Care Compare 3

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

St Elizabeth Youngstown Hospital

Acute Care Hospitals · Youngstown, OH
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number360064
Location1044 Belmont AvenueYoungstown, OH 44501 · Mahoning County
Emergency services

Hmhp St Elizabeth Boardman Health Center

Acute Care Hospitals · Boardman, OH
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number360276
Location8401 Market StreetBoardman, OH 44512 · Mahoning County
Emergency services Birthing friendly

Surgical Hospital At Southwoods

Acute Care Hospitals · Youngstown, OH
5/5 CMS rating
OwnershipProprietary
CMS Certification Number360352
Location7630 Southern BlvdYoungstown, OH 44512 · Mahoning County

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 44484 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
$126.12 typical visit price
range $54.34 – $166.65
Typical copayment $31.53 (range $13.58 – $41.66)
Most-billed visit code 99204
Established Patient
$96.44 typical visit price
range $17.10 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
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.

Other Providers at the Same Location NPPES 4

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

NICHOLAS C GEMMA DO
Surgery
8740 E MARKET ST STE 2
WARREN, OH 44484
Trumbull County (330) 918-1501
AXEL G RODRIGUEZ ROSA MD
Pain Medicine (Pain Medicine)
8740 E MARKET ST STE 2
WARREN, OH 44484
Trumbull County (330) 965-5090
CIEARA MARLENE HAYES UNDERWOOD LMT
Massage Therapist
8740 E MARKET ST STE 2
WARREN, OH 44484
Trumbull County (330) 716-3532
DR. JOSEPH ALVIN MARTIN M.D.
Surgery
8740 E MARKET ST STE 2
WARREN, OH 44484
Trumbull County (234) 335-0200

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 Amy Calderon's NPI number?

The NPI number for Amy Calderon is 1821310004. It was assigned to this individual provider in the NPPES registry on February 16, 2010. The provider is also known as Amy Michel Do, Pharmd.

Where is Amy Calderon located?

Amy Calderon practices at 8740 E Market St Ste 2, Warren, OH 44484. The listed phone number is (234) 287-6590.

What is Amy Calderon's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Amy Calderon enrolled in Medicare?

Yes. Amy Calderon 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 Amy Calderon accept?

Health plans from CareSource, MedMutual and Molina Healthcare list Amy Calderon 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 Amy Calderon affiliated with any hospitals?

According to CMS data, Amy Calderon is affiliated with St Elizabeth Youngstown Hospital, Hmhp St Elizabeth Boardman Health Center and Surgical Hospital At Southwoods.

When was this NPI record last updated?

The NPPES record for Amy Calderon was last updated on December 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.