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DR. NATHAN HENRY MERRITT MD
NPI 1396942801
Anesthesiology in Dallas, TX

Active since June 28, 2007PECOS EnrolledAccepts Medicare Assignment
14850 QUORUM DR, DALLAS, TX 75254(972) 694-7888 Get Directions Write a Review

NPPES record last updated: July 16, 2019. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Nathan Henry Merritt Md NPPES

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

DR. NATHAN HENRY MERRITT MD (NPI 1396942801) is an individual anesthesiology provider in Dallas, Texas, licensed in Texas (P6464) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS, is affiliated with Baylor Medical Center At Trophy Club, and is a graduate of Loma Linda University School Of Medicine (2007).

NPPES Registry Identity

NPI1396942801
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. NATHAN HENRY MERRITTCredential: MD
Location Address14850 QUORUM DRDallas, TX 75254-7566
Mailing Address108 San Jacinto CtSouthlake, TX 76092-5946 · (651) 442-1207
Phone(972) 694-7888
Sole ProprietorNo
Medical School CMSLoma Linda University School Of MedicineGraduated 2007
Enumeration DateJune 28, 2007
Last NPPES UpdateJuly 16, 2019
✔ NPI 1396942801 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in TX · P6464
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.
14850 QUORUM DR, Dallas, TX 75254
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, Oscar Insurance Company.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. Nathan Henry Merritt 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 ID840477253
PECOS Enrollment IDI20130806000404
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

2

Medicare enrollment records show Nathan Merritt reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Valiant Anesthesia Associates, PLLC
Same address
Anesthesiology
14850 QUORUM DR STE 440
Dallas, TX 75254
  • Reassigned Medicare billing, Texas enrollment
  • 165 clinicians in this Medicare group
NPI 1588906812 (972) 694-7888
Northstar Anesthesia, PA
20 mi
Anesthesiology
2000 E LAMAR BLVD, SUITE 400
Arlington, TX 76006
  • Reassigned Medicare billing, Texas enrollment
  • 1,164 clinicians in this Medicare group
NPI 1912978610 (817) 861-3994

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 5

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.

Anesthesia for lens surgery 00142
Anesthesia for lens surgery involves administering medication to numb the eye area, ensuring you feel no pain during the procedure. This can be a local anesthetic (numbing only the eye area) or general (where you're asleep). It helps make the surgery comfortable and stress-free.
28 services28 patients
Anesthesia for exam of colon using an endoscope 00812
Anesthesia for a colon examination with an endoscope is a method used to ensure comfort during the procedure. It involves administering medication to help you relax or sleep, thus reducing discomfort as the endoscope, a thin, flexible tube, is navigated through your colon.
19 services19 patients
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
13 services13 patients
Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) 64415
This procedure involves injecting a numbing agent or steroid into your arm's nerve bundle. It's done to manage pain or inflammation. The injection helps block nerve signals that cause discomfort, providing relief. It's a safe, common procedure.
12 services12 patients
Anesthesia for other procedure on lower leg, ankle, and foot bones 01480
Anesthesia for procedures on lower leg, ankle, and foot bones involves administering medication to block pain and sensation in these areas. This allows doctors to perform necessary treatments or surgeries without causing discomfort. The type of anesthesia used can vary based on the specific procedure.
11 services11 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Baylor Medical Center At Trophy Club

Acute Care Hospitals · Trophy Club, TX
OwnershipProprietary
CMS Certification Number450883
Location2850 E State Highway 114Trophy Club, TX 76262 · Denton County
Emergency services

Methodist Southlake Medical Center

Acute Care Hospitals · Southlake, TX
OwnershipProprietary
CMS Certification Number670132
Location421 E State Highway 114Southlake, TX 76092 · Tarrant County
Emergency services

Other Providers at the Same Location NPPES 3

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

STELLAR CARE NETWORK, LLC
Health Maintenance Organization
14850 QUORUM DR, SUITE 440
DALLAS, TX 75254
Dallas County (866) 945-5220
DR. KRYSTEN MYSER MD
Anesthesiology
14850 QUORUM DR
DALLAS, TX 75254
Dallas County (972) 694-7888
ADRIAAN EPPS
Health Maintenance Organization
14850 QUORUM DR, SUITE 440
DALLAS, TX 75254
Dallas County (713) 574-0808

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 Nathan Merritt's NPI number?

The NPI number for Nathan Merritt is 1396942801. It was assigned to this individual provider in the NPPES registry on June 28, 2007.

Where is Nathan Merritt located?

Nathan Merritt practices at 14850 Quorum Dr, Dallas, TX 75254. The listed phone number is (972) 694-7888.

What is Nathan Merritt's specialty?

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

Is Nathan Merritt enrolled in Medicare?

Yes. Nathan Merritt 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 Nathan Merritt's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nathan Merritt reassigns Medicare benefits to 2 organizations: Valiant Anesthesia Associates, PLLC (Dallas, TX) and Northstar Anesthesia, PA (Arlington, TX). 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 Nathan Merritt's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nathan Merritt accept?

Health plans from Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas and Oscar Insurance Company list Nathan Merritt 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 Nathan Merritt affiliated with any hospitals?

According to CMS data, Nathan Merritt is affiliated with Baylor Medical Center At Trophy Club and Methodist Southlake Medical Center.

When was this NPI record last updated?

The NPPES record for Nathan Merritt was last updated on July 16, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.