DR. CHRISTINA MARGARITA ANDREOZZI M.D.
NPI 1477905230
Obstetrics & Gynecology in Saginaw, MI

Active since July 05, 2016PECOS EnrolledAccepts Medicare Assignment
1000 HOUGHTON AVE, SAGINAW, MI 48602(989) 558-6425 Get Directions Write a Review

NPPES record last updated: January 9, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jan 9, 2026, Aug 12, 2021, Jul 29, 2021 and 2 more (5 updates tracked since 2020).

About Dr. Christina Margarita Andreozzi M.d. NPPES

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

DR. CHRISTINA MARGARITA ANDREOZZI M.D. (NPI 1477905230) is an individual obstetrics & gynecology provider in Saginaw, Michigan, licensed in Michigan (4301502742) and active in the NPI registry since July 2016. She is enrolled in Medicare PECOS, is affiliated with Covenant Medical Center, and maintains a secondary practice location in Southfield.

NPPES Registry Identity

NPI1477905230
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDR. CHRISTINA MARGARITA ANDREOZZICredential: M.D.
Location Address1000 HOUGHTON AVESaginaw, MI 48602-5303
Mailing Address1000 Houghton AveSaginaw, MI 48602-5303 · (989) 746-7500
Sole ProprietorYes
Medical School CMSOtherGraduated 2016
Enumeration DateJuly 5, 2016
Last NPPES UpdateJanuary 9, 20265 updates tracked since enumeration
NPPES CertifiedJanuary 9, 2026
NPI 1477905230 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License Licensed in MI · 4301502742
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
1000 HOUGHTON AVE, Saginaw, MI 48602

Secondary Practice Location 1

Location 116001 W 9 Mile RdSouthfield, MI 48075-4818 · Phone (248) 849-3000

Accepted 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. Christina Margarita Andreozzi 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 ID3173954740
PECOS Enrollment IDI20200813002322
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 2

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.
58 services37 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.
13 services13 patients

Hospital Affiliations CMS Care Compare 3

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

Scheurer Hospital

Critical Access Hospitals · Pigeon, MI
OwnershipVoluntary non-profit - Other
CMS Certification Number231310
Location170 N Caseville RdPigeon, MI 48755 · Huron County
Emergency services

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 48602 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
$68.07 typical visit price
range $17.09 – $135.40
Typical copayment $17.01 (range $4.27 – $33.85)
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.

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.

Internal Medicine
1000 HOUGHTON AVE, 1100 INTERNAL MEDICINE
SAGINAW, MI 48602
Obstetrics & Gynecology
1000 HOUGHTON AVE
SAGINAW, MI 48602
Emergency Medicine
1000 HOUGHTON AVE
SAGINAW, MI 48602
Nurse Practitioner (Pediatrics)
1000 HOUGHTON AVE
SAGINAW, MI 48602
Pediatrics
1000 HOUGHTON AVE
SAGINAW, MI 48602
Obstetrics & Gynecology
1000 HOUGHTON AVE
SAGINAW, MI 48602
Internal Medicine
1000 HOUGHTON AVE
SAGINAW, MI 48602
Emergency Medicine
1000 HOUGHTON AVE
SAGINAW, MI 48602

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 Christina Andreozzi's NPI number?

The NPI number for Christina Andreozzi is 1477905230. It was assigned to this individual provider in the NPPES registry on July 5, 2016.

Where is Christina Andreozzi located?

Christina Andreozzi practices at 1000 Houghton Ave, Saginaw, MI 48602. The listed phone number is (989) 558-6425.

What is Christina Andreozzi's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Christina Andreozzi enrolled in Medicare?

Yes. Christina Andreozzi 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 Christina Andreozzi 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 Christina Andreozzi 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 Christina Andreozzi affiliated with any hospitals?

According to CMS data, Christina Andreozzi is affiliated with Covenant Medical Center, Scheurer Hospital and Hills & Dales General Hospital.

When was this NPI record last updated?

The NPPES record for Christina Andreozzi was last updated on January 9, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.