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MR. DONALD DOUGLAS MERRILL II PA-C
NPI 1073798567
Physician Assistant in Fort Hood, TX

Active since January 03, 2008PECOS EnrolledAccepts Medicare Assignment
92.74/100
CMS Quality Rating
36000 DARNALL LOOP, FORT HOOD, TX 76544(254) 288-8025 Get Directions Write a Review

NPPES record last updated: January 3, 2008. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mr. Donald Douglas Merrill Ii Pa-c NPPES

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

MR. DONALD DOUGLAS MERRILL II PA-C (NPI 1073798567) is an individual physician assistant in Fort Hood, Texas and active in the NPI registry since January 2008. He is enrolled in Medicare PECOS and is a graduate of Other (2007).

NPPES Registry Identity

NPI1073798567
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameMR. DONALD DOUGLAS MERRILL IICredential: PA-C
Location Address36000 DARNALL LOOPFort Hood, TX 76544-5095
Mailing Address271 Indian CynSpring Branch, TX 78070-4240 · (830) 515-8869 · Fax (830) 228-4301
Phone(254) 288-8025
Sole ProprietorNo
Medical School CMSOtherGraduated 2007
Enumeration DateJanuary 3, 2008
✔ NPI 1073798567 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
36000 DARNALL LOOP, Fort Hood, TX 76544
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mr. Donald Douglas Merrill Ii Pa-c 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 ID9537389796
PECOS Enrollment IDI20141010000408
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.

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
111 services58 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
57 services54 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
44 services43 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
22 services21 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 76544 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
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$68.55 typical visit price
range $17.52 – $136.11
Typical copayment $17.13 (range $4.38 – $34.02)
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.

92.74/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality65.49
Improvement Activities40

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.

DANIELLE MARIE PESCE DO
Emergency Medicine
36000 DARNALL LOOP, DEM BOX 31
FORT HOOD, TX 76544
Bell County (254) 288-8303
DR. TITUS J RUND D.O.
General Practice
36000 DARNALL LOOP, CREDENTIALS OFFICE
FORT HOOD, TX 76544
Bell County (254) 288-8568
JORGE A CORTES R.PH.
Pharmacist
36000 DARNALL LOOP
FORT HOOD, TX 76544
Bell County (254) 288-8801
DR. ERICA LEANNE JEFFERSON PHARMD
Pharmacist
36000 DARNALL LOOP, CRDAMC DEPARTMENT OF PHARMACY
FORT HOOD, TX 76544
Bell County (254) 288-8828
DR. BRITTANY NICOLE HALL-CLARK PHD
Psychologist (Clinical)
36000 DARNALL LOOP, CARL R. DARNALL ARMY MEDICAL CENTER
FORT HOOD, TX 76544
Bell County (254) 288-1600
MS. RUTH H MANUELE R.D., L.D., MPH
Dietitian, Registered
36000 DARNALL LOOP, ATTN POPULATION HEALTH
FORT HOOD, TX 76544
Bell County (254) 288-8859
MRS. WHYLLYS HUDSON BYRD LPC, LCDC, NCC
Counselor (Addiction (Substance Use Disorder))
36000 DARNALL LOOP
FORT HOOD, TX 76544
Bell County (254) 287-2892
MS. DIANE DOROTHY BOOR MPAS, PA-C
Physician Assistant
36000 DARNALL LOOP, CARL R. DARNALL ARMY MEDICAL CENTER-THOMAS MOORE
FORT HOOD, TX 76544
Bell County (254) 287-5410

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 Donald Merrill's NPI number?

The NPI number for Donald Merrill is 1073798567. It was assigned to this individual provider in the NPPES registry on January 3, 2008.

Where is Donald Merrill located?

Donald Merrill practices at 36000 Darnall Loop, Fort Hood, TX 76544. The listed phone number is (254) 288-8025.

What is Donald Merrill's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Donald Merrill enrolled in Medicare?

Yes. Donald Merrill 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.

What insurance does Donald Merrill accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Donald Merrill 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.

When was this NPI record last updated?

The NPPES record for Donald Merrill was last updated on January 3, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.