DR. BERT ERIC BLACKWELL D.O.
NPI 1649221177
Emergency Medicine - Undersea and Hyperbaric Medicine in Tulsa, OK
About Dr. Bert Eric Blackwell D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. BERT ERIC BLACKWELL D.O. (NPI 1649221177) is an individual undersea and hyperbaric medicine provider in Tulsa, Oklahoma, licensed in Oklahoma (3343) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Hillcrest Medical Center, and is a graduate of Other (1995).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Other Identifiers 2
Accepted 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
Dr. Bert Eric Blackwell D.o. 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.
Medicare Billing Reassignments
2Medicare enrollment records show Bert Blackwell reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Tulsa, OK 74135
- Reassigned Medicare billing, Oklahoma enrollment
- 77 clinicians in this Medicare group
Muskogee, OK 74401
- Reassigned Medicare billing, Texas enrollment
- 655 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 7
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Hillcrest Medical Center
Acute Care Hospitals · Tulsa, OKMuscogee (creek) Nation Medical Center
Acute Care Hospitals · Okmulgee, OKCouncil Oak Comprehensive Healthcare
Acute Care Hospitals · Tulsa, OKCreek Nation Community Hospital
Critical Access Hospitals · Okemah, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 74135 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
TULSA, OK 74135
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 Bert Blackwell's NPI number?
The NPI number for Bert Blackwell is 1649221177. It was assigned to this individual provider in the NPPES registry on May 12, 2006. The provider is also known as Eric Blackwell Do.
Where is Bert Blackwell located?
Bert Blackwell practices at 4538 S Harvard Ave, Tulsa, OK 74135. The listed phone number is (918) 712-3377.
What is Bert Blackwell's specialty?
The primary specialty registered for this NPI is Emergency Medicine, specializing in Undersea and Hyperbaric Medicine, with taxonomy code 207PE0005X.
Is Bert Blackwell enrolled in Medicare?
Yes. Bert Blackwell 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 Bert Blackwell's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Bert Blackwell reassigns Medicare benefits to 2 organizations: Creoks Mental Health Services (Tulsa, OK) and Creek Nation Hospital & Clinics (Muskogee, OK). 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 Bert Blackwell's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Bert Blackwell accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Bert Blackwell 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 Bert Blackwell affiliated with any hospitals?
According to CMS data, Bert Blackwell is affiliated with Hillcrest Medical Center, Muscogee (creek) Nation Medical Center, Council Oak Comprehensive Healthcare and Creek Nation Community Hospital.
When was this NPI record last updated?
The NPPES record for Bert Blackwell was last updated on November 30, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Dr. Bert Eric Blackwell, D.O. · NPI 1649221177
Undersea and Hyperbaric Medicine physician in Tulsa, Oklahoma. Individual provider, active in the CMS NPPES registry since May 12, 2006.
## Identity
- **NPI:** 1649221177 (Entity type: Individual)
- **Enumerated:** May 12, 2006
- **Primary specialty:** Emergency Medicine - Undersea and Hyperbaric Medicine · taxonomy 207PE0005X
- **State license:** 3343 (Oklahoma)
- **Sole proprietor:** No
## Practice location
- **Address:** 4538 S HARVARD AVE, Tulsa, OK 74135-2906
- **Phone:** (918) 712-3377 · **Fax:** (918) 712-3373
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Creoks Mental Health Services (NPI 1710583372, Tulsa, OK); Creek Nation Hospital & Clinics (NPI 1922873611, Muskogee, OK) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1995
## Record status
- **NPPES last updated:** November 30, 2017
- **Other identifiers:** Medicare UPIN G68813 (OK); Medicaid 100188740C (OK)
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Source: [NPI Profile](https://npiprofile.com/npi/1649221177) · Data from the CMS NPPES public registry.