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CHRISTOPHER JOEL BARKER MD
NPI 1306427703
Anesthesiology in Oklahoma City, OK

Active since April 16, 2021PECOS EnrolledAccepts Medicare Assignment
920 STANTON L YOUNG BLVD # WP1140, OKLAHOMA CITY, OK 73104(405) 271-4351 Get Directions Write a Review

NPPES record last updated: May 24, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 24, 2022, Apr 16, 2021 (2 updates tracked since 2021).

About Christopher Joel Barker Md NPPES

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

CHRISTOPHER JOEL BARKER MD (NPI 1306427703) is an individual anesthesiology provider in Oklahoma City, Oklahoma, licensed in Oklahoma (39486) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital Oklahoma City, Inc, and is a graduate of University Of Oklahoma College Of Medicine (2022).

NPPES Registry Identity

NPI1306427703
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameCHRISTOPHER JOEL BARKERCredential: MD
Location Address920 STANTON L YOUNG BLVD # WP1140Oklahoma City, OK 73104-5036
Mailing Address920 Stanton L Young Blvd # Wp1140Oklahoma City, OK 73104-5036 · (405) 271-4351
Phone(405) 271-4351
Sole ProprietorNo
Medical School CMSUniversity Of Oklahoma College Of MedicineGraduated 2022
Enumeration DateApril 16, 2021
Last NPPES UpdateMay 24, 20222 updates tracked since enumeration
NPPES CertifiedMay 24, 2022
✔ NPI 1306427703 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in OK · 39486
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
920 STANTON L YOUNG BLVD # WP1140, Oklahoma City, OK 73104
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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

Christopher Joel Barker Md 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 ID446717300
PECOS Enrollment IDI20260811001517
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 Christopher Barker reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Affiliated Anesthesiologists, LLC
11 mi
Anesthesiology
13321 N MERIDIAN AVE, SUITE 402
Oklahoma City, OK 73120
  • Reassigned Medicare billing, Oklahoma enrollment
  • 60 clinicians in this Medicare group
NPI 1710214267 (405) 755-1080

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.

Mercy Hospital Oklahoma City, Inc

Acute Care Hospitals · Oklahoma City, OK
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number370013
Location4300 West Memorial RoadOklahoma City, OK 73120 · Oklahoma County
Emergency services Birthing friendly

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.

PAUL JASON BRADLEY RN
Nurse Anesthetist, Certified Registered
920 STANTON L YOUNG BLVD # WP1140
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-4351
SATHISH RAMANATHAN MD
Anesthesiology
920 STANTON L YOUNG BLVD # WP1140
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-4351
CLORINDA ROBLES
Anesthesiology
920 STANTON L YOUNG BLVD # WP1140
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-4351
LIBU KURIAN RN
Nurse Anesthetist, Certified Registered
920 STANTON L YOUNG BLVD # WP1140
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-4351
STEVEN MOREY CRNA
Nurse Anesthetist, Certified Registered
920 STANTON L YOUNG BLVD # WP1140
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-4351
STEVEN L MCKITRICK CRNA
Nurse Anesthetist, Certified Registered
920 STANTON L YOUNG BLVD # WP1140
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-4351
PAIGE PURYEAR CRNA
Nurse Anesthetist, Certified Registered
920 STANTON L YOUNG BLVD # WP1140
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-4351
AIMEE PAK M.D.
Anesthesiology
920 STANTON L YOUNG BLVD # WP1140
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-4351

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 Christopher Barker's NPI number?

The NPI number for Christopher Barker is 1306427703. It was assigned to this individual provider in the NPPES registry on April 16, 2021.

Where is Christopher Barker located?

Christopher Barker practices at 920 Stanton L Young Blvd # Wp1140, Oklahoma City, OK 73104. The listed phone number is (405) 271-4351.

What is Christopher Barker's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Christopher Barker enrolled in Medicare?

Yes. Christopher Barker 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 Christopher Barker's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Barker reassigns Medicare benefits to Affiliated Anesthesiologists, LLC (Oklahoma City, 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 Christopher Barker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Christopher Barker affiliated with any hospitals?

According to CMS data, Christopher Barker is affiliated with Mercy Hospital Oklahoma City, Inc.

When was this NPI record last updated?

The NPPES record for Christopher Barker was last updated on May 24, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.