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ANTONIO ANGELO GIAIMO M.D.
NPI 1578976718
Internal Medicine - Cardiovascular Disease in New Haven, CT

Active since June 05, 2014PECOS EnrolledAccepts Medicare Assignment
73.56/100
CMS Quality Rating
20 YORK ST, CB-2041, YALE-NEW HAVEN HOSPITAL, NEW HAVEN, CT 06510(203) 688-4748(203) 688-4740 Get Directions Write a Review

NPPES record last updated: May 4, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 4, 2022, Oct 1, 2018, Mar 16, 2017 (3 updates tracked since 2017).

About Antonio Angelo Giaimo M.d. NPPES

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

ANTONIO ANGELO GIAIMO M.D. (NPI 1578976718) is an individual cardiovascular disease provider in New Haven, Connecticut, licensed in Connecticut (56068) and active in the NPI registry since June 2014. He is enrolled in Medicare PECOS and is a graduate of New York Medical College (2014).

NPPES Registry Identity

NPI1578976718
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameANTONIO ANGELO GIAIMOCredential: M.D.
Location Address20 YORK ST, CB-2041, YALE-NEW HAVEN HOSPITALNew Haven, CT 06510-3220
Mailing Address20 York StNew Haven, CT 06510-3220 · (203) 688-4242
Phone(203) 688-4748
Fax(203) 688-4740
Sole ProprietorNo
Medical School CMSNew York Medical CollegeGraduated 2014
Enumeration DateJune 5, 2014
Last NPPES UpdateMay 4, 20223 updates tracked since enumeration
NPPES CertifiedMay 4, 2022
✔ NPI 1578976718 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License✔ Licensed in CT · 56068
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
Also ListedInternal MedicineTaxonomy 207R00000X · License 56068 (CT)
20 YORK ST, CB-2041, New Haven, CT 06510
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

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

Antonio Angelo Giaimo 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 ID6901119916
PECOS Enrollment IDI20170519000321
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 Reassignments

2

Medicare enrollment records show Antonio Giaimo reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mill Hill Medical Consultants Inc
Same address
Hospitalist
20 YORK ST, CB 2041
New Haven, CT 06510
  • Reassigned Medicare billing, Connecticut enrollment
  • Medicare enrollment name: Northeast Medical Group Inc
  • 1,824 clinicians in this Medicare group
NPI 1952624769 (203) 688-4741
Yale University
0.4 mi
Advanced Practice Midwife
100 CHURCH ST S STE 200, YALE SCHOOL OF NURSING
New Haven, CT 06519
  • Reassigned Medicare billing, Connecticut enrollment
  • 3,728 clinicians in this Medicare group
NPI 1124148887 (203) 737-5432

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 11

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.

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306
This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.
167 services165 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.
120 services107 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.
92 services75 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
87 services87 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.
55 services48 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.
43 services23 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06510 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
$138.84 typical visit price
range $60.82 – $183.10
Typical copayment $34.71 (range $15.20 – $45.77)
Most-billed visit code 99204
Established Patient
$75.55 typical visit price
range $19.76 – $149.26
Typical copayment $18.88 (range $4.94 – $37.31)
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.

73.56/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality75.84
Promoting Interoperability74
Improvement Activities40
Cost51.43

Other Providers at the Same Location NPPES 19

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

HANNAH GLENN ROSENBLUM M.D.
Internal Medicine
20 YORK ST, CB-2041, YALE-NEW HAVEN HOSPITAL
NEW HAVEN, CT 06510
South Central Connecticut Planning Region (203) 688-4748
DR. OLUROTIMI OLUSEGUN ADEKOLU M.B.CH.B
Internal Medicine (Pulmonary Disease)
20 YORK ST, CB-2041
NEW HAVEN, CT 06510
South Central Connecticut Planning Region (203) 688-4748
MARC DANIEL MUSCO PA-C
Physician Assistant (Medical)
20 YORK ST, CB-2041
NEW HAVEN, CT 06510
South Central Connecticut Planning Region (203) 688-4748
MRS. LISA A MANCA PA-C
Physician Assistant (Medical)
20 YORK ST, CB-2041
NEW HAVEN, CT 06510
South Central Connecticut Planning Region (203) 688-4748
ROBERT FOGERTY
Hospitalist
20 YORK ST, CB-2041
NEW HAVEN, CT 06510
South Central Connecticut Planning Region (203) 688-4748
SARAH PALLESCHI PA-C
Physician Assistant (Medical)
20 YORK ST, CB-2041, CB-2041
NEW HAVEN, CT 06510
South Central Connecticut Planning Region (203) 688-1734
IRENE E. HAIGHT APRN
Nurse Practitioner
20 YORK ST, CB-2041
NEW HAVEN, CT 06510
South Central Connecticut Planning Region (203) 688-4748
MS. LISA M FOX APRN
Nurse Practitioner (Adult Health)
20 YORK ST, CB-2041
NEW HAVEN, CT 06510
South Central Connecticut Planning Region (203) 688-4748

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 Antonio Giaimo's NPI number?

The NPI number for Antonio Giaimo is 1578976718. It was assigned to this individual provider in the NPPES registry on June 5, 2014.

Where is Antonio Giaimo located?

Antonio Giaimo practices at 20 York St, Cb-2041 Yale-New Haven Hospital, New Haven, CT 06510. The listed phone number is (203) 688-4748.

What is Antonio Giaimo's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Antonio Giaimo enrolled in Medicare?

Yes. Antonio Giaimo 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.

Which organizations bill Medicare for Antonio Giaimo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Antonio Giaimo reassigns Medicare benefits to 2 organizations: Mill Hill Medical Consultants Inc (New Haven, CT) and Yale University (New Haven, CT). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Antonio Giaimo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Antonio Giaimo accept?

Health plans from Anthem Blue Cross and Blue Shield list Antonio Giaimo 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.

When was this NPI record last updated?

The NPPES record for Antonio Giaimo was last updated on May 4, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.