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DR. HIMARA DAVILA ARROYO M.D.
NPI 1720390065
Internal Medicine - Endocrinology, Diabetes & Metabolism in Houston, TX

Active since July 01, 2010PECOS EnrolledAccepts Medicare Assignment
84.91/100
CMS Quality Rating
13333 DOTSON RD, SUITE 220, HOUSTON, TX 77070(281) 251-5234(281) 251-7868 Get Directions Write a Review

NPPES record last updated: April 8, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 8, 2026, Nov 15, 2019 (2 updates tracked since 2019).

About Dr. Himara Davila Arroyo M.d. NPPES

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

DR. HIMARA DAVILA ARROYO M.D. (NPI 1720390065) is an individual endocrinology, diabetes & metabolism provider in Houston, Texas, licensed in Texas (N6248) and active in the NPI registry since July 2010. She is enrolled in Medicare PECOS, is affiliated with Memorial Hermann Hospital System, and is a graduate of Other (2005).

NPPES Registry Identity

NPI1720390065
Entity TypeIndividualFemale
Primary Taxonomy207RE0101X
Provider Legal NameDR. HIMARA DAVILA ARROYOCredential: M.D.
Location Address13333 DOTSON RD, SUITE 220Houston, TX 77070
Mailing Address10815 Painted Crescent CtCypress, TX 77433 · (917) 562-2699
Phone(281) 251-5234
Fax(281) 251-7868
Sole ProprietorNo
Medical School CMSOtherGraduated 2005
Enumeration DateJuly 1, 2010
Last NPPES UpdateApril 8, 20262 updates tracked since enumeration
NPPES CertifiedApril 8, 2026
✔ NPI 1720390065 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in TX · N6248
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
13333 DOTSON RD, SUITE 220, Houston, TX 77070
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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, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Himara Davila Arroyo M.d. 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 ID3173797719
PECOS Enrollment IDI20111117000371
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 Himara Davila Arroyo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Damaris Vega MD PLLC
Same address
Endocrinology, Diabetes & Metabolism
13333 DOTSON RD STE 220
Houston, TX 77070
  • Reassigned Medicare billing, Texas enrollment
  • 13 clinicians in this Medicare group
NPI 1245519529 (281) 251-5234

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 6

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.
176 services100 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
126 services67 patients
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 95251
This procedure involves placing a small sensor under your skin to continuously monitor your blood sugar levels in tissue fluid. The data is interpreted and a report is generated to help manage your diabetes more effectively.
49 services22 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
36 services29 patients
Blood glucose (sugar) level 82947
A blood glucose level test measures the amount of sugar in your blood. It's often used to monitor and manage conditions like diabetes. High or low levels can indicate a health issue. The test is usually done by pricking your finger for a small blood sample.
29 services23 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
11 services11 patients

Hospital Affiliations CMS Care Compare 4

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

Memorial Hermann Hospital System

Acute Care Hospitals · Houston, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450184
Location1635 North Loop WestHouston, TX 77008 · Harris County
Emergency services Birthing friendly

Memorial Hermann Memorial City Hospital

Acute Care Hospitals · Houston, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450610
Location921 GessnerHouston, TX 77024 · Harris County
Emergency services Birthing friendly

Hca Houston Healthcare Tomball

Acute Care Hospitals · Tomball, TX
2/5 CMS rating
OwnershipProprietary
CMS Certification Number450670
Location605 HolderriethTomball, TX 77375 · Harris County
Emergency services Birthing friendly

Houston Methodist Willowbrook Hospital

Acute Care Hospitals · Houston, TX
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450844
Location18220 State Highway 249Houston, TX 77070 · Harris County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77070 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
$134.06 typical visit price
range $58.24 – $176.98
Typical copayment $33.51 (range $14.56 – $44.24)
Most-billed visit code 99204
Established Patient
$102.71 typical visit price
range $18.60 – $143.93
Typical copayment $25.67 (range $4.65 – $35.98)
Most-billed visit code 99214
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.

84.91/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality96.65
Improvement Activities40
Cost48

Referred Medical Equipment & Supplies CMS DME claims 7

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supplies for maintenance of insulin infusion catheter, per week A4224
DME-Other DME · category DE017N
3 suppliers11 claims138 services$17.46 avg. paid by Medicare
Supplies for external insulin infusion pump, syringe type cartridge, sterile, each A4225
DME-Other DME · category DE017N
3 suppliers11 claims330 services$2.14 avg. paid by Medicare
Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
18 suppliers40 claims182 services$6.07 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
9 suppliers21 claims53 services$1.11 avg. paid by Medicare
External ambulatory infusion pump, insulin E0784
DME-Other DME · category DE017N
2 suppliers16 claims16 services$319.12 avg. paid by Medicare
Insulin for administration through dme (i.e., insulin pump) per 50 units J1817
Treatment-Injections and Infusions (nononcologic) · category RI000N
3 suppliers13 claims1,520 services$4.57 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Himara Davila Arroyo's NPI number?

The NPI number for Himara Davila Arroyo is 1720390065. It was assigned to this individual provider in the NPPES registry on July 1, 2010.

Where is Himara Davila Arroyo located?

Himara Davila Arroyo practices at 13333 Dotson Rd, Suite 220, Houston, TX 77070. The listed phone number is (281) 251-5234.

What is Himara Davila Arroyo's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Himara Davila Arroyo enrolled in Medicare?

Yes. Himara Davila Arroyo 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 Himara Davila Arroyo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Himara Davila Arroyo reassigns Medicare benefits to Damaris Vega MD PLLC (Houston, TX). 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 Himara Davila Arroyo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Himara Davila Arroyo 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 2 other insurers list Himara Davila Arroyo 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 Himara Davila Arroyo affiliated with any hospitals?

According to CMS data, Himara Davila Arroyo is affiliated with Memorial Hermann Hospital System, Memorial Hermann Memorial City Hospital, Hca Houston Healthcare Tomball and Houston Methodist Willowbrook Hospital.

When was this NPI record last updated?

The NPPES record for Himara Davila Arroyo was last updated on April 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.