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CARISSA MARIE ST. ONGE CARNEIRO CNM
NPI 1891155677
Advanced Practice Midwife in Portland, OR

Active since March 07, 2016PECOS EnrolledAccepts Medicare Assignment
97.83/100
CMS Quality Rating
10101 SE MAIN ST STE 3001, PORTLAND, OR 97216(503) 261-4423(503) 261-4424 Get Directions Write a Review

NPPES record last updated: July 24, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jul 24, 2026, Nov 4, 2022, Mar 25, 2021 and 2 more (5 updates tracked since 2016).

About Carissa Marie St. Onge Carneiro Cnm NPPES

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

CARISSA MARIE ST. ONGE CARNEIRO CNM (NPI 1891155677) is an individual advanced practice midwife in Portland, Oregon, licensed in Oregon (201601410NP-PP) and active in the NPI registry since March 2016. She is enrolled in Medicare PECOS, is affiliated with Adventist Health Portland, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1891155677
Entity TypeIndividualFemale
Primary Taxonomy367A00000X
Provider Legal NameCARISSA MARIE ST. ONGE CARNEIROCredential: CNM
Location Address10101 SE MAIN ST STE 3001Portland, OR 97216-2458
Mailing Address10101 Se Main St Ste 3001Portland, OR 97216-2458 · (503) 261-4423 · Fax (503) 261-4424
Phone(503) 261-4423
Fax(503) 261-4424
Sole ProprietorYes
Medical School CMSOtherGraduated 2015
Enumeration DateMarch 7, 2016
Last NPPES UpdateJuly 24, 20265 updates tracked since enumeration
NPPES CertifiedJuly 24, 2026
✔ NPI 1891155677 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 OR · 201601410NP-PP
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.
10101 SE MAIN ST STE 3001, Portland, OR 97216
Open in Google Maps ↗

Secondary Practice Locations 3

Location 12277 NW Irving StPortland, OR 97210-3222 · Phone (503) 208-7485 · Fax (877) 857-1878
Location 29135 SW Barnes Rd Ste 761Portland, OR 97225-6777 · Phone (503) 216-2602
Location 3545 NE 47th Ave Ste 102Portland, OR 97213 · Phone (503) 215-6262

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans and more.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

Carissa Marie St. Onge Carneiro 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 ID1355603598
PECOS Enrollment IDI20180327002763
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

5

Medicare enrollment records show Carissa St. Onge Carneiro reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Portland Adventist Medical Center
0.1 mi
Family Medicine
10201 SE MAIN ST STE 10A
Portland, OR 97216
  • Reassigned Medicare billing, Oregon enrollment
  • 331 clinicians in this Medicare group
NPI 1750091021 (503) 261-6970
Portland Adventist Medical Center
0.1 mi
Family Medicine
10000 SE MAIN ST, SUITE 116
Portland, OR 97216
  • Reassigned Medicare billing, Oregon enrollment
  • 137 clinicians in this Medicare group
NPI 1215910302 (503) 251-6354
Providence Health & Services - Oregon
1.3 mi
Internal Medicine
1321 NE 99TH AVE, SUITE 100
Portland, OR 97220
  • Reassigned Medicare billing, Oregon enrollment
  • 1,501 clinicians in this Medicare group
NPI 1073604955 (503) 215-9900
Providence Health & Services - Oregon
2.7 mi
General Acute Care Hospital
4805 NE GLISAN ST
Portland, OR 97213
  • Reassigned Medicare billing, Oregon enrollment
  • 676 clinicians in this Medicare group
NPI 1003991845 (503) 451-3000
Providence Health & Services - Oregon
10 mi
General Acute Care Hospital
9205 SW BARNES RD
Portland, OR 97225
  • Reassigned Medicare billing, Oregon enrollment
  • 753 clinicians in this Medicare group
NPI 1114015971 (503) 451-3000

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.

Adventist Health Portland

Acute Care Hospitals · Portland, OR
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number380060
Location10123 SE Market StreetPortland, OR 97216 · Multnomah County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97216 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
$90.51 typical visit price
range $58.99 – $176.88
Typical copayment $22.62 (range $14.74 – $44.22)
Most-billed visit code 99203
Established Patient
$73.28 typical visit price
range $19.32 – $144.79
Typical copayment $18.32 (range $4.83 – $36.19)
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.

97.83/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality80.97
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 13

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. RACHEL L GUTFREUND MD
Obstetrics & Gynecology
10101 SE MAIN ST STE 3001
PORTLAND, OR 97216
Multnomah County (503) 261-4423
MR. MICHAEL ALLEN BLANKENSHIP A.P.R.N., P.M.H.N.P.
Nurse Practitioner
10101 SE MAIN ST STE 3001
PORTLAND, OR 97216
Multnomah County (503) 261-5953
LAURA POWERS LCSW
Social Worker (Clinical)
10101 SE MAIN ST STE 3001
PORTLAND, OR 97216
Multnomah County (503) 261-4423
IRENA CABRERA MD
Obstetrics & Gynecology
10101 SE MAIN ST STE 3001
PORTLAND, OR 97216
Multnomah County (503) 261-4423
GINA TERESA CARDONA CNM
Advanced Practice Midwife
10101 SE MAIN ST STE 3001
PORTLAND, OR 97216
Multnomah County (503) 261-4423
HANNAH MAE FERRERI LCSW
Social Worker (Clinical)
10101 SE MAIN ST STE 3001
PORTLAND, OR 97216
Multnomah County (503) 261-4423
ERIN R WINN OLIVA LCSW
Social Worker (Clinical)
10101 SE MAIN ST STE 3001
PORTLAND, OR 97216
Multnomah County (503) 261-4423
ASHLEY BOOTH ULMER MSN, CNM, ARNP
Advanced Practice Midwife
10101 SE MAIN ST STE 3001
PORTLAND, OR 97216
Multnomah County (503) 261-4423

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 Carissa St. Onge Carneiro's NPI number?

The NPI number for Carissa St. Onge Carneiro is 1891155677. It was assigned to this individual provider in the NPPES registry on March 7, 2016.

Where is Carissa St. Onge Carneiro located?

Carissa St. Onge Carneiro practices at 10101 SE Main St Ste 3001, Portland, OR 97216. The listed phone number is (503) 261-4423.

What is Carissa St. Onge Carneiro's specialty?

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

Is Carissa St. Onge Carneiro enrolled in Medicare?

Yes. Carissa St. Onge Carneiro 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 Carissa St. Onge Carneiro's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Carissa St. Onge Carneiro reassigns Medicare benefits to 5 organizations: Portland Adventist Medical Center (Portland, OR), Portland Adventist Medical Center (Portland, OR), Providence Health & Services - Oregon (Portland, OR), Providence Health & Services - Oregon (Portland, OR) and Providence Health & Services - Oregon (Portland, OR). 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 Carissa St. Onge Carneiro's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Carissa St. Onge Carneiro accept?

Health plans from BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans and Regence BlueCross BlueShield of Oregon list Carissa St. Onge Carneiro 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 Carissa St. Onge Carneiro affiliated with any hospitals?

According to CMS data, Carissa St. Onge Carneiro is affiliated with Adventist Health Portland.

When was this NPI record last updated?

The NPPES record for Carissa St. Onge Carneiro was last updated on July 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.