MARISSA BLANCO KNOWLTON M.D.
NPI 1932442894
Pediatrics in Charleston, SC

Q: What is Marissa Blanco Knowlton's NPI number?

The NPI number for Marissa Blanco Knowlton is 1932442894. It was assigned to this individual provider in the NPPES registry on March 29, 2013. The provider is also known as Marissa Blanco.

Q: What is Marissa Blanco Knowlton's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Active since March 29, 2013PECOS Enrolled

171 ASHLEY AVE, CHARLESTON, SC 29425(843) 792-1414 Get Directions Write a Review

NPPES record last updated: August 28, 2018. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 28, 2018, Oct 23, 2017 (2 updates tracked since 2017).

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About Marissa Blanco Knowlton M.d. NPPES

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

MARISSA BLANCO KNOWLTON M.D. (NPI 1932442894) is an individual pediatrics provider in Charleston, South Carolina, licensed in South Carolina (51601) and active in the NPI registry since March 2013. She is enrolled in Medicare PECOS and maintains a secondary practice location in Pittsburgh.

NPPES Registry Identity

NPI1932442894

Entity TypeIndividualFemale

Primary Taxonomy208000000X

Provider Legal NameMARISSA BLANCO KNOWLTONCredential: M.D.

Location Address171 ASHLEY AVECharleston, SC 29425

Mailing AddressPo Box 751461Charlotte, NC 28275-1461 · (843) 792-6200

Phone(843) 792-1414

Sole ProprietorNo

Enumeration DateMarch 29, 2013

Last NPPES UpdateAugust 28, 20182 updates tracked since enumeration

✔ NPI 1932442894 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

License✔ Licensed in SC · 51601

Definition

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

171 ASHLEY AVE, Charleston, SC 29425

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Other Names 1

Other Name (5)Marissa Blanco

Secondary Practice Location 1

Location 14401 Penn Ave, AOB Suite 5400Pittsburgh, PA 15224-1334 · Phone (512) 692-5285

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BlueCross BlueShield of South Carolina, First Choice Next, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Marissa Blanco Knowlton M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignment

Medicare enrollment records show Marissa Blanco Knowlton reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Medical Associates

Same address

Pediatric Emergency Medicine

171 ASHLEY AVE
Charleston, SC 29425

Reassigned Medicare billing, South Carolina enrollment
Medicare enrollment name: University Medical Associates Of The Medical University Of South Carol
2,594 clinicians in this Medicare group

NPI 1548413453 (843) 792-1414

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 29425 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

$83.18 typical visit price

range $53.57 – $163.84

Typical copayment $20.79 (range $13.39 – $40.96)

Most-billed visit code 99203

Established Patient

$95.12 typical visit price

range $16.96 – $133.52

Typical copayment $23.78 (range $4.24 – $33.38)

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.

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.

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