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DIANA T BACA MD
NPI 1881864643
Obstetrics & Gynecology in Monroeville, PA

Active since March 08, 2008PECOS EnrolledAccepts Medicare Assignment
93.78/100
CMS Quality Rating
2580 HAYMAKER RD STE 201, MONROEVILLE, PA 15146(412) 856-7500(412) 856-6079 Get Directions Write a Review

NPPES record last updated: August 6, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 6, 2021, Oct 9, 2020, Jan 30, 2017 (3 updates tracked since 2017).

About Diana T Baca Md NPPES

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

DIANA T BACA MD (NPI 1881864643) is an individual obstetrics & gynecology provider in Monroeville, Pennsylvania, licensed in Pennsylvania (MD434043) and active in the NPI registry since March 2008. She is enrolled in Medicare PECOS, is affiliated with Penn Highlands Connellsville, and is a graduate of Northeastern Ohio University College Of Medicine (2004).

NPPES Registry Identity

NPI1881864643
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDIANA T BACACredential: MD
Location Address2580 HAYMAKER RD STE 201Monroeville, PA 15146-3500
Mailing Address2580 Haymaker Rd Ste 201Monroeville, PA 15146-3500 · (412) 856-7500 · Fax (412) 856-6079
Phone(412) 856-7500
Fax(412) 856-6079
Sole ProprietorNo
Medical School CMSNortheastern Ohio University College Of MedicineGraduated 2004
Enumeration DateMarch 8, 2008
Last NPPES UpdateAugust 6, 20213 updates tracked since enumeration
NPPES CertifiedAugust 6, 2021
✔ NPI 1881864643 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in PA · MD434043
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.
2580 HAYMAKER RD STE 201, Monroeville, PA 15146
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 Health, Ambetter Health of Delaware.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

Diana T Baca 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 ID7315010659
PECOS Enrollment IDI20080721000396
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

3

Medicare enrollment records show Diana Baca reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Allegheny Clinic
Same address
Rheumatology
2580 HAYMAKER RD STE 302, PROFESSIONAL OFFICE BUILDING 2
Monroeville, PA 15146
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 2,881 clinicians in this Medicare group
NPI 1003241704 (412) 856-1811
Highlands Hospital And Health Center
19 mi
Rheumatology
1029 COUNTRY CLUB RD
Monongahela, PA 15063
  • Reassigned Medicare billing, Pennsylvania enrollment
  • Also billed through NPI 1447443957 (Pennsylvania)
  • 3 clinicians in this Medicare group
NPI 1326750852 (724) 258-9680
Monongahela Valley Hospital, Inc.
19 mi
Obstetrics
1163 COUNTRY CLUB RD STE 101
Monongahela, PA 15063
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 4 clinicians in this Medicare group
NPI 1740136456 (724) 258-2229

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

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

Penn Highlands Connellsville

Acute Care Hospitals · Connellsville, PA
OwnershipVoluntary non-profit - Private
CMS Certification Number390184
Location401 East Murphy AvenueConnellsville, PA 15425 · Fayette County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 15146 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
$126.34 typical visit price
range $54.64 – $166.87
Typical copayment $31.58 (range $13.66 – $41.71)
Most-billed visit code 99204
Established Patient
$68.36 typical visit price
range $17.33 – $135.84
Typical copayment $17.09 (range $4.33 – $33.96)
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.

93.78/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality85.07
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.

MARY BURRISS
Obstetrics & Gynecology (Gynecology)
2580 HAYMAKER RD STE 201
MONROEVILLE, PA 15146
Allegheny County (412) 856-7500
SADIE WACHTER ACKERMAN M.D.
Obstetrics & Gynecology
2580 HAYMAKER RD STE 201
MONROEVILLE, PA 15146
Allegheny County (412) 856-7500
MICHAEL J PELEKANOS MD
Obstetrics & Gynecology
2580 HAYMAKER RD STE 201
MONROEVILLE, PA 15146
Allegheny County (412) 856-7500
JENNA THERESA GORSCAK PA-C
Physician Assistant
2580 HAYMAKER RD STE 201
MONROEVILLE, PA 15146
Allegheny County (412) 856-7500
STACY LEIGH STOTLER
Physician Assistant
2580 HAYMAKER RD STE 201
MONROEVILLE, PA 15146
Allegheny County (412) 856-7500
MAUREEN B CONROY DO
Obstetrics & Gynecology
2580 HAYMAKER RD STE 201
MONROEVILLE, PA 15146
Allegheny County (412) 856-7500
KELSEY HINTON PA-C
Physician Assistant
2580 HAYMAKER RD STE 201
MONROEVILLE, PA 15146
Allegheny County (412) 856-7500
KATHRYN DIANA PETICCA M.D.
Obstetrics & Gynecology
2580 HAYMAKER RD STE 201
MONROEVILLE, PA 15146
Allegheny County (412) 856-7500

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 Diana Baca's NPI number?

The NPI number for Diana Baca is 1881864643. It was assigned to this individual provider in the NPPES registry on March 8, 2008.

Where is Diana Baca located?

Diana Baca practices at 2580 Haymaker Rd Ste 201, Monroeville, PA 15146. The listed phone number is (412) 856-7500.

What is Diana Baca's specialty?

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

Is Diana Baca enrolled in Medicare?

Yes. Diana Baca 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 Diana Baca's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diana Baca reassigns Medicare benefits to 3 organizations: Allegheny Clinic (Monroeville, PA), Highlands Hospital And Health Center (Monongahela, PA) and Monongahela Valley Hospital, Inc. (Monongahela, PA). 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 Diana Baca's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Diana Baca accept?

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

According to CMS data, Diana Baca is affiliated with Penn Highlands Connellsville.

When was this NPI record last updated?

The NPPES record for Diana Baca was last updated on August 6, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.