DR. ANNIE CHANG DO
NPI 1114947421
Hospitalist in College Station, TX

Active since July 20, 2006PECOS EnrolledAccepts Medicare Assignment
700 SCOTT AND WHITE DR, COLLEGE STATION, TX 77845(979) 207-0100 Get Directions Write a Review

NPPES record last updated: January 13, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jan 13, 2021, May 16, 2019, May 6, 2019 (3 updates tracked since 2019).

About Dr. Annie Chang Do NPPES

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

DR. ANNIE CHANG DO (NPI 1114947421) is an individual hospitalist provider in College Station, Texas, licensed in Texas (L6011) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS, is affiliated with Baylor Scott & White Hospital Brenham, and is a graduate of University Of North Texas Hsc, College Of Osteopathic Med (2001).

NPPES Registry Identity

NPI1114947421
Entity TypeIndividualFemale
Primary Taxonomy208M00000X
Provider Legal NameDR. ANNIE CHANGCredential: DO
Location Address700 SCOTT AND WHITE DRCollege Station, TX 77845-6441
Mailing AddressPo Box 844658Dallas, TX 75284-4658 · (254) 724-8800
Sole ProprietorNo
Medical School CMSUniversity Of North Texas Hsc, College Of Osteopathic MedGraduated 2001
Enumeration DateJuly 20, 2006
Last NPPES UpdateJanuary 13, 20213 updates tracked since enumeration
NPPES CertifiedJanuary 13, 2021
NPI 1114947421 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License Licensed in TX · L6011
Definition

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Also ListedInternal MedicineTaxonomy 207R00000X · License L6011 (TX)
700 SCOTT AND WHITE DR, College Station, TX 77845

Accepted 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

Dr. Annie Chang Do 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 ID1254366743
PECOS Enrollment IDI20051004000430
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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
150 services86 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
140 services78 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
97 services95 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
25 services25 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
21 services21 patients

Hospital Affiliations CMS Care Compare 2

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

Baylor Scott & White Hospital Brenham

Critical Access Hospitals · Brenham, TX
OwnershipVoluntary non-profit - Private
CMS Certification Number451397
Location700 Medical ParkwayBrenham, TX 77833 · Washington County
Emergency services Birthing friendly

Baylor Scott & White Medical Center- College Stati

Acute Care Hospitals · College Station, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number670088
Location700 Scott & White DriveCollege Station, TX 77845 · Brazos County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77845 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
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
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.

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.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
2 suppliers18 claims18 services$18.89 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
2 suppliers18 claims18 services$102.98 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

Family Medicine (Hospice and Palliative Medicine)
700 SCOTT AND WHITE DR
COLLEGE STATION, TX 77845
Physician Assistant
700 SCOTT AND WHITE DR
COLLEGE STATION, TX 77845
Nurse Anesthetist, Certified Registered
700 SCOTT AND WHITE DR
COLLEGE STATION, TX 77845
Nurse Anesthetist, Certified Registered
700 SCOTT AND WHITE DR
COLLEGE STATION, TX 77845
Radiology (Diagnostic Radiology)
700 SCOTT AND WHITE DR
COLLEGE STATION, TX 77845
Nurse Practitioner (Family)
700 SCOTT AND WHITE DR
COLLEGE STATION, TX 77845
Pharmacist (Critical Care)
700 SCOTT AND WHITE DR
COLLEGE STATION, TX 77845
Emergency Medicine
700 SCOTT AND WHITE DR
COLLEGE STATION, TX 77845

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 Annie Chang's NPI number?

The NPI number for Annie Chang is 1114947421. It was assigned to this individual provider in the NPPES registry on July 20, 2006.

Where is Annie Chang located?

Annie Chang practices at 700 Scott And White Dr, College Station, TX 77845. The listed phone number is (979) 207-0100.

What is Annie Chang's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Annie Chang enrolled in Medicare?

Yes. Annie Chang 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 Annie Chang accept?

Health plans from Baylor Scott and White Health Plan and Blue Cross and Blue Shield of Texas list Annie Chang 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 Annie Chang affiliated with any hospitals?

According to CMS data, Annie Chang is affiliated with Baylor Scott & White Hospital Brenham and Baylor Scott & White Medical Center- College Stati.

When was this NPI record last updated?

The NPPES record for Annie Chang was last updated on January 13, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.