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ERIN DARBY BLASS CRNA
NPI 1487548491
Nurse Anesthetist, Certified Registered in Norman, OK

Active since June 04, 2025Accepts Medicare Assignment
3300 HEALTHPLEX PKWY, NORMAN, OK 73072(405) 515-1000 Get Directions Write a Review

NPPES record last updated: June 4, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Erin Darby Blass Crna NPPES

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

ERIN DARBY BLASS CRNA (NPI 1487548491) is an individual nurse anesthetist, certified registered in Norman, Oklahoma, licensed in Oklahoma (223400) and active in the NPI registry since June 2025. She is affiliated with Norman Regional and is a graduate of Other (2025).

NPPES Registry Identity

NPI1487548491
Entity TypeIndividualFemale
Primary Taxonomy367500000X
Provider Legal NameERIN DARBY BLASSCredential: CRNA
Location Address3300 HEALTHPLEX PKWYNorman, OK 73072-9749
Mailing Address10916 Sw 35th TerYukon, OK 73099-3625 · (918) 470-1905
Phone(405) 515-1000
Sole ProprietorYes
Medical School CMSOtherGraduated 2025
Enumeration DateJune 4, 2025
NPPES CertifiedJune 4, 2025
✔ NPI 1487548491 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
License✔ Licensed in OK · 223400
Definition
(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.
3300 HEALTHPLEX PKWY, Norman, OK 73072
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Oklahoma.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

Erin Darby Blass Crna 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 ID6800300880
PECOS Enrollment IDI20250710001833

Medicare Billing Reassignment

Medicare enrollment records show Erin Blass reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Norman Anesthesia Providers, P.C.
0.9 mi
Anesthesiology
3650 W ROCK CREEK RD, SUITE 100
Norman, OK 73072
  • Reassigned Medicare billing, Oklahoma enrollment
  • 45 clinicians in this Medicare group
NPI 1881652667 (405) 701-3418

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.

Norman Regional

Acute Care Hospitals · Norman, OK
3/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number370008
Location3300 Healthplex PkwyNorman, OK 73072 · Cleveland County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 73072 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
$123.06 typical visit price
range $53.00 – $162.61
Typical copayment $30.76 (range $13.25 – $40.65)
Most-billed visit code 99204
Established Patient
$66.48 typical visit price
range $16.68 – $132.40
Typical copayment $16.62 (range $4.17 – $33.10)
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.

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.

ALLISON KHANH-VI NGUYEN PA-C
Physician Assistant
3300 HEALTHPLEX PKWY
NORMAN, OK 73072
Cleveland County (405) 515-1000
DR. JOE RUSSELL WOMBLE MD
Hospitalist
3300 HEALTHPLEX PKWY
NORMAN, OK 73072
Cleveland County (405) 515-1000
CODY WERNEBURG
Dietetic Technician, Registered
3300 HEALTHPLEX PKWY
NORMAN, OK 73072
Cleveland County (405) 515-2131
DR. LAURENCE CAMERON LENZ DO
Hospitalist
3300 HEALTHPLEX PKWY
NORMAN, OK 73072
Cleveland County (405) 515-1000
DR. LORENE NICOLE RODRIGUEZ M.D.
Family Medicine
3300 HEALTHPLEX PKWY
NORMAN, OK 73072
Cleveland County (405) 515-1000
DR. FATIMA ALEJANDRA ENRIQUEZ CRNA
Nurse Anesthetist, Certified Registered
3300 HEALTHPLEX PKWY
NORMAN, OK 73072
Cleveland County (405) 515-1000
BREANNA JACOBITZ DO
Emergency Medicine
3300 HEALTHPLEX PKWY
NORMAN, OK 73072
Cleveland County (405) 307-1000
ROBERT FRANCISCO SANCHEZ DO
Emergency Medicine
3300 HEALTHPLEX PKWY
NORMAN, OK 73072
Cleveland County (405) 515-1000

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 Erin Blass's NPI number?

The NPI number for Erin Blass is 1487548491. It was assigned to this individual provider in the NPPES registry on June 4, 2025.

Where is Erin Blass located?

Erin Blass practices at 3300 Healthplex Pkwy, Norman, OK 73072. The listed phone number is (405) 515-1000.

What is Erin Blass's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Erin Blass enrolled in Medicare?

Yes. Erin Blass 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 organization bills Medicare for Erin Blass's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Erin Blass reassigns Medicare benefits to Norman Anesthesia Providers, P.C. (Norman, OK). The 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 Erin Blass's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Erin Blass accept?

Health plans from Blue Cross and Blue Shield of Oklahoma list Erin Blass 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 Erin Blass affiliated with any hospitals?

According to CMS data, Erin Blass is affiliated with Norman Regional.

When was this NPI record last updated?

The NPPES record for Erin Blass was last updated on June 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.