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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. NICHOLAS HADDAD MD
NPI 1770688111
Internal Medicine - Infectious Disease in Saginaw, MI

Active since September 13, 2006PECOS EnrolledAccepts Medicare Assignment
85.83/100
CMS Quality Rating
1015 S WASHINGTON AVE, SAGINAW, MI 48601(989) 746-7500 Get Directions Write a Review

NPPES record last updated: July 15, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 15, 2026, Jan 9, 2026, Mar 31, 2021 and 1 more (4 updates tracked since 2018).

About Dr. Nicholas Haddad Md NPPES

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

DR. NICHOLAS HADDAD MD (NPI 1770688111) is an individual infectious disease provider in Saginaw, Michigan, licensed in Michigan (4301080946) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Covenant Medical Center, and is a graduate of Other (1996).

NPPES Registry Identity

NPI1770688111
Entity TypeIndividualMale
Primary Taxonomy207RI0200X
Provider Legal NameDR. NICHOLAS HADDADCredential: MD
Location Address1015 S WASHINGTON AVESaginaw, MI 48601-2556
Mailing Address1000 Houghton AveSaginaw, MI 48602-5303 · (989) 746-7500
Phone(989) 746-7500
Sole ProprietorNo
Medical School CMSOtherGraduated 1996
Enumeration DateSeptember 13, 2006
Last NPPES UpdateJuly 15, 20264 updates tracked since enumeration
NPPES CertifiedJuly 15, 2026
✔ NPI 1770688111 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in MI · 4301080946
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
1015 S WASHINGTON AVE, Saginaw, MI 48601
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health 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. Nicholas Haddad 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 ID4587760772
PECOS Enrollment IDI20070504000114
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 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.
59 services41 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.
34 services34 patients
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 90677
The Pneumococcal Conjugate Vaccine (PCV20) is a shot given to protect against 20 types of bacteria that can cause serious infections like pneumonia and meningitis. It's administered through a muscle, usually in the arm. It's important for overall health.
20 services20 patients
Administration of pneumococcal vaccine G0009
The pneumococcal vaccine helps protect against pneumococcal bacteria, which can cause severe infections like pneumonia and meningitis. The vaccine is given as an injection, typically in the arm. It's recommended for infants, older adults, and those with certain health conditions.
17 services17 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.
14 services13 patients

Hospital Affiliations CMS Care Compare 4

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

Covenant Medical Center

Acute Care Hospitals · Saginaw, MI
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230070
Location1447 N HarrisonSaginaw, MI 48602 · Saginaw County
Emergency services Birthing friendly

Ascension St Mary's Hospital

Acute Care Hospitals · Saginaw, MI
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number230077
Location800 S Washington AvenueSaginaw, MI 48601 · Saginaw County
Emergency services

Tawas St Joseph Hospital

Acute Care Hospitals · Tawas City, MI
3/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number230100
Location200 HemlockTawas City, MI 48764 · Iosco County
Emergency services Birthing friendly

Hills & Dales General Hospital

Critical Access Hospitals · Cass City, MI
OwnershipVoluntary non-profit - Private
CMS Certification Number231316
Location4675 Hill StreetCass City, MI 48726 · Tuscola County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48601 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
$126.15 typical visit price
range $54.34 – $166.68
Typical copayment $31.53 (range $13.58 – $41.67)
Most-billed visit code 99204
Established Patient
$96.44 typical visit price
range $17.09 – $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.

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.

85.83/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality82.73
Promoting Interoperability82
Improvement Activities40
Cost64.93

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Enteral feeding supply kit; pump fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape B4035
Other-Enteral and Parenteral · category OB006N
1 supplier12 claims336 services$5.97 avg. paid by Medicare
Enteral formula, nutritionally complete, hydrolyzed proteins (amino acids and peptide chain), includes fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit B4153
Other-Enteral and Parenteral · category OB006N
1 supplier12 claims5,040 services$1.17 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.

MICHIGAN CARDIOVASCULAR INSTITUTE, PC
Internal Medicine (Cardiovascular Disease)
1015 S WASHINGTON AVE
SAGINAW, MI 48601
Saginaw County (989) 754-3000
MARY ONSI ATTALLA MD
Internal Medicine
1015 S WASHINGTON AVE
SAGINAW, MI 48601
Saginaw County (989) 746-7681
MYMICHIGAN MEDICAL CENTER SAGINAW
Internal Medicine (Rheumatology)
1015 S WASHINGTON AVE
SAGINAW, MI 48601
Saginaw County (989) 753-5300
MR. MICHAEL VINCENT MICHALAK P.A.
Physician Assistant
1015 S WASHINGTON AVE
SAGINAW, MI 48601
Saginaw County (989) 754-3000
MRS. MEGAN LYNN KAPP FNP
Nurse Practitioner (Family)
1015 S WASHINGTON AVE
SAGINAW, MI 48601
Saginaw County (989) 746-7500
SHRINIVAS KAMBALI MD
Internal Medicine (Pulmonary Disease)
1015 S WASHINGTON AVE, SUITE D
SAGINAW, MI 48601
Saginaw County (989) 907-7636
LU CHEN M.D.
Internal Medicine (Clinical Cardiac Electrophysiology)
1015 S WASHINGTON AVE
SAGINAW, MI 48601
Saginaw County (989) 754-3000
RUBY FRAY
Physician Assistant
1015 S WASHINGTON AVE
SAGINAW, MI 48601
Saginaw County (989) 754-3000

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 Nicholas Haddad's NPI number?

The NPI number for Nicholas Haddad is 1770688111. It was assigned to this individual provider in the NPPES registry on September 13, 2006.

Where is Nicholas Haddad located?

Nicholas Haddad practices at 1015 S Washington Ave, Saginaw, MI 48601. The listed phone number is (989) 746-7500.

What is Nicholas Haddad's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Nicholas Haddad enrolled in Medicare?

Yes. Nicholas Haddad 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 Nicholas Haddad accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 2 other insurers list Nicholas Haddad 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 Nicholas Haddad affiliated with any hospitals?

According to CMS data, Nicholas Haddad is affiliated with Covenant Medical Center, Ascension St Mary's Hospital, Tawas St Joseph Hospital and Hills & Dales General Hospital.

When was this NPI record last updated?

The NPPES record for Nicholas Haddad was last updated on July 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 37 days 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.