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DR. MARIA SPASSOVA ALTIERI MD
NPI 1134436645
Surgery in Philadelphia, PA

Active since September 03, 2010PECOS EnrolledAccepts Medicare Assignment
85.48/100
CMS Quality Rating
3400 CIVIC CENTER BLVD FL 4, PHILADELPHIA, PA 19104(215) 662-2626(215) 614-0244 Get Directions Write a Review

NPPES record last updated: November 7, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Nov 7, 2025, Aug 2, 2022, Jul 26, 2022 and 5 more (8 updates tracked since 2018).

About Dr. Maria Spassova Altieri Md NPPES

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

DR. MARIA SPASSOVA ALTIERI MD (NPI 1134436645) is an individual surgery provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD477387) and active in the NPI registry since September 2010. She is enrolled in Medicare PECOS, is affiliated with Hospital Of Univ Of Pennsylvania, and is a graduate of George Washington University School Of Medicine (2011).

NPPES Registry Identity

NPI1134436645
Entity TypeIndividualFemale
Primary Taxonomy208600000X
Provider Legal NameDR. MARIA SPASSOVA ALTIERICredential: MD
Location Address3400 CIVIC CENTER BLVD FL 4Philadelphia, PA 19104-5127
Mailing Address3400 Civic Center Blvd Fl 4Philadelphia, PA 19104-5127 · (215) 662-2626 · Fax (215) 614-0244
Phone(215) 662-2626
Fax(215) 614-0244
Sole ProprietorNo
Medical School CMSGeorge Washington University School Of MedicineGraduated 2011
Enumeration DateSeptember 3, 2010
Last NPPES UpdateNovember 7, 20258 updates tracked since enumeration
NPPES CertifiedNovember 7, 2025
✔ NPI 1134436645 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in PA · MD477387
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.
3400 CIVIC CENTER BLVD FL 4, Philadelphia, PA 19104
Open in Google Maps ↗

Other Identifiers 2

Medicaid1134436645NC
Other2070MNC · Bcbs Of Nc

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, 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

Dr. Maria Spassova Altieri 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 ID4082966510
PECOS Enrollment IDI20220525001082
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 3

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.

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.
18 services18 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.
17 services17 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.
12 services12 patients

Hospital Affiliations CMS Care Compare 2

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

Hospital Of Univ Of Pennsylvania

Acute Care Hospitals · Philadelphia, PA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390111
Location34th & Spruce StsPhiladelphia, PA 19104 · Philadelphia County
Emergency services Birthing friendly

Pennsylvania Hospital

Acute Care Hospitals · Philadelphia, PA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390226
Location800 Spruce StreetPhiladelphia, PA 19107 · Philadelphia County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19104 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
$92.69 typical visit price
range $59.88 – $180.99
Typical copayment $23.17 (range $14.97 – $45.24)
Most-billed visit code 99203
Established Patient
$74.47 typical visit price
range $19.30 – $147.29
Typical copayment $18.61 (range $4.82 – $36.82)
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.

85.48/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality73.6
Promoting Interoperability100
Improvement Activities40

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.

DR. JAMES C GATES D.M.D.
Oral & Maxillofacial Surgery
3400 CIVIC CENTER BLVD FL 4
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-3580
SERENA CARDILLO MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
3400 CIVIC CENTER BLVD FL 4
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-2300
RAVY K. VAJRAVELU MD
Internal Medicine (Gastroenterology)
3400 CIVIC CENTER BLVD FL 4
PHILADELPHIA, PA 19104
Philadelphia County (215) 349-8222
YU-XIAO YANG MD
Internal Medicine (Gastroenterology)
3400 CIVIC CENTER BLVD FL 4
PHILADELPHIA, PA 19104
Philadelphia County (215) 349-8222
DAVID C METZ MD
Internal Medicine (Gastroenterology)
3400 CIVIC CENTER BLVD FL 4
PHILADELPHIA, PA 19104
Philadelphia County (215) 349-8222
PARIS D BUTLER MD
Plastic Surgery
3400 CIVIC CENTER BLVD FL 4
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-7300
GARY D WU MD
Internal Medicine (Gastroenterology)
3400 CIVIC CENTER BLVD FL 4
PHILADELPHIA, PA 19104
Philadelphia County (215) 349-8222
PUHAN HE MD, DMD
Oral & Maxillofacial Surgery
3400 CIVIC CENTER BLVD FL 4
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-7366

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 Maria Altieri's NPI number?

The NPI number for Maria Altieri is 1134436645. It was assigned to this individual provider in the NPPES registry on September 3, 2010.

Where is Maria Altieri located?

Maria Altieri practices at 3400 Civic Center Blvd Fl 4, Philadelphia, PA 19104. The listed phone number is (215) 662-2626.

What is Maria Altieri's specialty?

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

Is Maria Altieri enrolled in Medicare?

Yes. Maria Altieri 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 Maria Altieri accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Maria Altieri 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 Maria Altieri affiliated with any hospitals?

According to CMS data, Maria Altieri is affiliated with Hospital Of Univ Of Pennsylvania and Pennsylvania Hospital.

When was this NPI record last updated?

The NPPES record for Maria Altieri was last updated on November 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.