ABIGAIL TWERDOK CNM
NPI 1073974457
Advanced Practice Midwife in West Grove, PA

Q: What is Abigail Twerdok's NPI number?

The NPI number for Abigail Twerdok is 1073974457. It was assigned to this individual provider in the NPPES registry on March 14, 2016.

Q: What is Abigail Twerdok's specialty?

The primary specialty registered for this NPI is Advanced Practice Midwife with taxonomy code 367A00000X.

Q: When was this NPI record last updated?

The NPPES record for Abigail Twerdok was last updated on March 14, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.

Active since March 14, 2016PECOS EnrolledAccepts Medicare Assignment

81.19/100

CMS Quality Rating

1011 W BALTIMORE PIKE, SUITE 208, WEST GROVE, PA 19390(610) 869-2220(610) 869-6550 Get Directions Write a Review

NPPES record last updated: March 14, 2016. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Abigail Twerdok Cnm NPPES

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

ABIGAIL TWERDOK CNM (NPI 1073974457) is an individual advanced practice midwife in West Grove, Pennsylvania, licensed in Pennsylvania (MW010397) and active in the NPI registry since March 2016. She is enrolled in Medicare PECOS and is a graduate of Other (2015).

NPPES Registry Identity

NPI1073974457

Entity TypeIndividualFemale

Primary Taxonomy367A00000X

Provider Legal NameABIGAIL TWERDOKCredential: CNM

Location Address1011 W BALTIMORE PIKE, SUITE 208West Grove, PA 19390-9446

Mailing Address1011 W Baltimore Pike, Suite 208West Grove, PA 19390-9446 · (610) 869-2220 · Fax (610) 869-6550

Phone(610) 869-2220

Fax(610) 869-6550

Sole ProprietorNo

Medical School CMSOtherGraduated 2015

Enumeration DateMarch 14, 2016

✔ NPI 1073974457 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAdvanced Practice MidwifePhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code367A00000X

License✔ Licensed in PA · MW010397

Definition

Advanced practice midwifery encompasses the independent provision of care during pregnancy, childbirth, and the postpartum period; sexual and reproductive health; gynecologic health; and family planning services, including preconception care. Midwives also provide primary care for individuals from adolescence throughout the lifespan as well as care for the healthy newborn during the first 28 days of life. Midwives provide initial and ongoing comprehensive assessment, diagnosis, and treatment. Midwifery care includes health promotion, disease prevention, risk assessment and management, and individualized wellness education and counseling. Source: American College of Nurse-Midwives, www.midwife.org Additional Resources: See the American College of Nurse-Midwives, www.midwife.org, for more information on Certified Nurse-Midwives, Certified Midwives, the American Midwifery Certification Board (AMCB), and licensure.

1011 W BALTIMORE PIKE, West Grove, PA 19390

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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

Abigail Twerdok Cnm 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 ID9335491497

PECOS Enrollment IDI20181018000123

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

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

West Grove Clinic Company LLC

Same address

Family Medicine

1011 W BALTIMORE PIKE STE 304
West Grove, PA 19390

Reassigned Medicare billing, Pennsylvania enrollment
106 clinicians in this Medicare group

NPI 1790856078 (610) 869-1278

Tower Health Medical Group

31 mi

Internal Medicine

321 N FURNACE ST STE 100
Birdsboro, PA 19508

Reassigned Medicare billing, Pennsylvania enrollment
1,473 clinicians in this Medicare group

NPI 1609291350 (610) 898-9330

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19390 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.

81.19/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

74.56

Promoting Interoperability

Improvement Activities

Cost

65.23

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.

WEST GROVE HOSPITAL CORPORATION

Orthopaedic Surgery

1011 W BALTIMORE PIKE, SUITE 112
WEST GROVE, PA 19390

Chester County (610) 869-1565

CARTY EYE ASSOCIATES, LTD.

Ophthalmology

1011 W BALTIMORE PIKE, SUITE 211
WEST GROVE, PA 19390

Chester County (610) 869-0200

JENNERSVILLE MEDICAL ASSOCIATES, PC

Internal Medicine

1011 W BALTIMORE PIKE, SUITE 301
WEST GROVE, PA 19390

Chester County (610) 869-3620

INTERNAL MEDICINE ASSOCIATES, P C

Internal Medicine (Adolescent Medicine)

1011 W BALTIMORE PIKE, SUITE 301
WEST GROVE, PA 19390

Chester County (610) 869-3620

OLD BALTIMORE PIKE APOTHECARY INC

Pharmacy (Community/Retail Pharmacy)

1011 W BALTIMORE PIKE, STE 109
WEST GROVE, PA 19390

Chester County (610) 869-3200

CHESTER COUNTY EYE CARE ASSOCIATES, PC

Ophthalmology

1011 W BALTIMORE PIKE, SUITE 303
WEST GROVE, PA 19390

Chester County (610) 696-1230

JENNSERVILLE OBSTETRICS AND GYNECOLOGY, LLC

Obstetrics & Gynecology

1011 W BALTIMORE PIKE, SUITE 102
WEST GROVE, PA 19390

Chester County (610) 896-8919

PHYSIOTHERAPY ASSOCIATES INC

Clinic/Center (Rehabilitation)

1011 W BALTIMORE PIKE, SUITE 105
WEST GROVE, PA 19390

Chester County (610) 869-2901

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 Abigail Twerdok's NPI number?

The NPI number for Abigail Twerdok is 1073974457. It was assigned to this individual provider in the NPPES registry on March 14, 2016.

Where is Abigail Twerdok located?

Abigail Twerdok practices at 1011 W Baltimore Pike Suite 208, West Grove, PA 19390. The listed phone number is (610) 869-2220.

What is Abigail Twerdok's specialty?

The primary specialty registered for this NPI is Advanced Practice Midwife with taxonomy code 367A00000X.

Is Abigail Twerdok enrolled in Medicare?

Yes. Abigail Twerdok 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 Abigail Twerdok's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Abigail Twerdok reassigns Medicare benefits to 2 organizations: West Grove Clinic Company LLC (West Grove, PA) and Tower Health Medical Group (Birdsboro, 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 Abigail Twerdok's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Abigail Twerdok accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Abigail Twerdok 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 Abigail Twerdok was last updated on March 14, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.