2026 NPPES data Gerontology Clinical Nurse Specialist NPI 1134538978 AGCNS-BC
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Andrew Barger, AGCNS-BC

Gerontology Clinical Nurse Specialist in Austin, Texas.

This profile is drawn from the federal National Provider Identifier Registry (CMS NPPES), which lists more than 7 million U.S. healthcare providers - including 395 in Gerontology Clinical Nurse Specialist, and covers specialty classification, practice address, and Medicare Part D prescribing data when reported. According to CMS, every field reflects the provider's official federal registration, see our methodology.

Federal data, no proprietary rating. We show these CMS records as-is - no composite score, no star rating, no editorial opinion layered on top.
Prescribing volume
2K
Medicare Part D claims · 490 beneficiaries · Gerontology Clinical Nurse Specialist avg: 906
MIPS score
100/100
▲ 17 pts above national avg 83.1 · Exceptional
Industry payments
$269.79
9 payments · CMS Open Payments (Sunshine Act)
Compiled from official public sources by the PlainDoctor editorial team.

What the federal data shows

Andrew Barger, AGCNS-BC reported a CMS MIPS final score of 100/100 - above the 83.1 national average - and filed 1,585 Medicare Part D claims in 2023.

100/100
MIPS score · +17 vs avg
2K
Part D claims, 2023
$269.79
industry payments (Sunshine Act)

Every figure on this page comes straight from federal CMS records (NPPES, Medicare Part D, MIPS, Open Payments) - no proprietary rating or editorial opinion is applied.

Andrew Barger, AGCNS-BC's MIPS score vs every scored U.S. clinician

CMS Merit-based Incentive Payment System (MIPS) final score, 2023, the federal quality measure

100 Top 7% higher than 93% of 477,587 scored providers

0–10: 8,684 scored providers (2%). Below this entry. 10–20: 3,008 scored providers (1%). Below this entry. 20–30: 3,069 scored providers (1%). Below this entry. 30–40: 2,746 scored providers (1%). Below this entry. 40–50: 2,928 scored providers (1%). Below this entry. 50–60: 5,882 scored providers (1%). Below this entry. 60–70: 13,906 scored providers (3%). Below this entry. 70–80: 118,074 scored providers (25%). Below this entry. 80–90: 129,887 scored providers (27%). Below this entry. 90+: 189,403 scored providers (40%). This entry sits in this band. This provider 0 100 every MIPS-scored clinician, bucketed by value

Each bar is a band; taller bars hold more scored providers. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source CMS Merit-based Incentive Payment System (MIPS) · 2023

Where Andrew Barger, AGCNS-BC sits

This provider among gerontology clinical nurse specialist peers

Across the 27 gerontology clinical nurse specialist providers who report both Medicare Part D prescribing and a MIPS quality score, Andrew Barger, AGCNS-BC writes more Part D claims than 81% of them and scores higher on MIPS quality than 96% - placing this provider in the high-volume, high-quality quadrant. Volume reflects patient-panel size and specialty, not quality; the two axes are independent.

Part D claim volume vs MIPS quality, by specialty percentile

Lower volume · High qualityHigh volume · High qualityLower volume · Lower qualityHigh volume · Lower quality02550751000255075100Part D claim volume, percentile in specialtyMIPS quality, percentilePart D claim volume, percentile in specialty: 65 · MIPS quality, percentile: 8Part D claim volume, percentile in specialty: 4 · MIPS quality, percentile: 58Part D claim volume, percentile in specialty: 27 · MIPS quality, percentile: 69Part D claim volume, percentile in specialty: 35 · MIPS quality, percentile: 35Part D claim volume, percentile in specialty: 77 · MIPS quality, percentile: 62Part D claim volume, percentile in specialty: 62 · MIPS quality, percentile: 54Part D claim volume, percentile in specialty: 73 · MIPS quality, percentile: 85Part D claim volume, percentile in specialty: 46 · MIPS quality, percentile: 4Part D claim volume, percentile in specialty: 58 · MIPS quality, percentile: 88Part D claim volume, percentile in specialty: 12 · MIPS quality, percentile: 46Part D claim volume, percentile in specialty: 15 · MIPS quality, percentile: 88Part D claim volume, percentile in specialty: 8 · MIPS quality, percentile: 31Part D claim volume, percentile in specialty: 0 · MIPS quality, percentile: 42Part D claim volume, percentile in specialty: 38 · MIPS quality, percentile: 27Part D claim volume, percentile in specialty: 54 · MIPS quality, percentile: 12Part D claim volume, percentile in specialty: 42 · MIPS quality, percentile: 12Part D claim volume, percentile in specialty: 96 · MIPS quality, percentile: 65Part D claim volume, percentile in specialty: 50 · MIPS quality, percentile: 77Part D claim volume, percentile in specialty: 92 · MIPS quality, percentile: 19Part D claim volume, percentile in specialty: 19 · MIPS quality, percentile: 50Part D claim volume, percentile in specialty: 81 · MIPS quality, percentile: 38Part D claim volume, percentile in specialty: 88 · MIPS quality, percentile: 81Part D claim volume, percentile in specialty: 69 · MIPS quality, percentile: 23Part D claim volume, percentile in specialty: 100 · MIPS quality, percentile: 0Part D claim volume, percentile in specialty: 23 · MIPS quality, percentile: 88Part D claim volume, percentile in specialty: 31 · MIPS quality, percentile: 69Andrew Barger, AGCNS-BC-Part D claim volume, percentile in specialty: 81 · MIPS quality, percentile: 96
Part D claim volume vs MIPS quality, by specialty percentile

Each dot is one gerontology clinical nurse specialist peer from a representative sample of 26; the gold marker is Andrew Barger, AGCNS-BC. Source: CMS Medicare Part D Prescriber data and the CMS Merit-based Incentive Payment System, 2023.

What does the federal data show about Andrew Barger, AGCNS-BC?

High performer (top quartile)

NPI registry status

Active

Issued 08/06/2014

NPI 1134538978

Primary specialty

Gerontology Clinical Nurse Specialist

Rare

395 US NPIs in this specialty

Medicare Part D claims

1,585 75% vs specialty avg

2023 prescription claims

Specialty avg: 906

MIPS final score

100/100 16.9 pts vs avg

Exceptional band

vs 83.1 national avg

Specialty distribution in Texas

How Gerontology Clinical Nurse Specialist compares to other specialties among Texas providers

Texas providers
Behavior Technician - 5.6%Behavior Technician5.6%Student in an Organized Health Care Education/Training Program - 5.1%Student in an Organized Health Care Education/Training Program5.1%Family Nurse Practitioner - 4.5%Family Nurse Practitioner4.5%Professional Counselor - 4.4%Professional Counselor4.4%Pharmacist - 4.4%Pharmacist4.4%Speech-Language Pathologist - 3.9%Speech-Language Pathologist3.9%Gerontology Clinical Nurse Specialist - 0%Gerontology Clinical Nurse Specialist0%
Largest specialties in Texas (% of in-state providers)

Medicare quality performance, MIPS

Andrew Barger, AGCNS-BC's 2023 MIPS final score plotted against the Gerontology Clinical Nurse Specialist national average

High performer (top quartile)
MIPS Final Score
100/100
vs 83.1 national avg · 2023 performance year

MIPS final score (Gerontology Clinical Nurse Specialist) - 100/100 vs national avg 83.1

0%100%National avg83%99%
MIPS final score (Gerontology Clinical Nurse Specialist) - 100/100 vs national avg 83.1
How MIPS and board certification work

The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.

Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).

Andrew Barger, AGCNS-BC appears in the CMS NPPES registry as a Gerontology Clinical Nurse Specialist provider holding AGCNS-BC credentials at 911 W 38TH ST, Austin, TX, 78705, with a listed phone of (512) 451-7935. NPI 1134538978 was issued on 08/06/2014.

Medicare Part D records for calendar year 2023 show 1,585 prescription claims written by this provider, covering 490 Medicare beneficiaries and totaling roughly $137K in drug spend, with an opioid prescribing rate of 1.8%. On the CMS Merit-based Incentive Payment System, this provider earned a Final Score of 100/100 for the 2023 performance year (Quality 100), compared with the national average of 83.1.

Gerontology Clinical Nurse Specialist is a narrow specialty nationwide, with 395 enrolled providers across 47 states and an average of 906 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline.

Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist, always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.

Practice Address

911 W 38TH ST
Austin, TX 78705

Provider Details

NPI 1134538978
Specialty Gerontology Clinical Nurse Specialist
Credentials AGCNS-BC
Gender Male
NPI Issued 08/06/2014

CMS Quality Score (MIPS)

Merit-based Incentive Payment System (MIPS) scores from CMS, 2023 performance year.

100
Final Score
Avg: 83.1
100
Quality

Reporting: Group practice

Hospital and facility affiliations

Facilities where Andrew Barger, AGCNS-BC bills Medicare from. Star ratings (1-5) are CMS Hospital Compare's "Hospital overall rating" - a composite of mortality, readmission, patient experience, safety, timely care, and efficient use of medical imaging measures. Source: CMS Care Compare.

Midtown Urology Associates, PA
Austin, TX

Affiliations sourced from CMS Doctors and Clinicians National Downloadable File; hospital ratings from CMS Hospital General Information dataset (cross-referenced by facility name + state).

Industry payments received (2024) - CMS Open Payments transparency data

The federal Physician Payments Sunshine Act (part of the Affordable Care Act) requires drug and medical-device manufacturers + group purchasing organizations to publicly report payments and other transfers of value to physicians and teaching hospitals. The data below covers 2024 for Andrew Barger, AGCNS-BC. Source: openpaymentsdata.cms.gov.

Total received

$270

Largest payer

Teleflex LLC

Most common payment type

Food and Beverage

Industry payments are not necessarily indicators of bias, they include research funding, consulting fees for evidence-based work, royalties for inventions, food at conferences, and similar items. The disclosure exists for transparency. Read our methodology for how we interpret this data.

License & disciplinary context - Texas TMB 2023 annual report

Aggregate state board data only, NOT a determination of any individual provider's status. The figures below describe statewide disciplinary activity across all ~77K Texas medical licensees in 2023 - they are NOT specific to Andrew Barger, AGCNS-BC. To verify Andrew Barger, AGCNS-BC's current license status, search the TMB public license lookup directly, or check the Federation of State Medical Boards (FSMB) verification service.

344
Total board actions, Texas 2023
Across 334 cases
4.47
Actions per 1,000 licensees
Texas statewide rate
probation
Most common action type
94 cases

TMB publishes annual disciplinary statistics as part of public-record reporting under each state's Administrative Procedure Act. See the full breakdown by action type and year on the Texas disciplinary trends page. Cross-checked against FSMB U.S. Medical Regulatory Trends.

Medicare Part D Prescribing Data

CMS Medicare Part D prescriber-level data for calendar year 2023.

1,585
Total Claims
$137K
Total Drug Cost
490
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
3,295
Total Day Supply
94,417
Generic Drug Cost
$50K
Opioid Claims
28 (1.8% rate)
Antibiotic Claims
159

Patient Demographics

Average Patient Age
75.0 years
Avg HCC Risk Score
1.11
Gender Split
12% female / 88% male
Age Distribution
<65: 14, 65-74: 218, 75-84: 213, 85+: 45

Top Prescribed Drugs (Medicare Part D)

Top drugs by claim count for calendar year 2023. Based on Medicare Part D data only.

What Andrew Barger, AGCNS-BC prescribes most

Top Medicare Part D drugs by claim count, 2023

claims
Source CMS Medicare Part D Prescriber Public Use File As of 2023
Drug Claims
Tamsulosin Hcl
634
Finasteride
160
Alfuzosin Hcl Er
Alfuzosin Hcl
93
Myrbetriq
Mirabegron
93
Testosterone Cypionate
73
Anastrozole
41
Cefuroxime
Cefuroxime Axetil
37
Nitrofurantoin
Nitrofurantoin Macrocrystal
32
Acetaminophen-Codeine
Acetaminophen With Codeine
27
Testosterone
27

* Counts below 11 are suppressed by CMS for patient privacy. Generic names shown where available from CMS Part D data.

Gerontology Clinical Nurse Specialist Overview

How Andrew Barger, AGCNS-BC fits within the Gerontology Clinical Nurse Specialist landscape nationally.

395
Gerontology Clinical Nurse Specialist Providers in US
47
States with Gerontology Clinical Nurse Specialist
906
Avg Claims per Provider

Andrew Barger, AGCNS-BC's 1,585 claims are above the specialty average of 906.

Nearby Gerontology Clinical Nurse Specialist Providers in Texas

Other clinicians with the same primary specialty enrolled in Texas, drawn from the same CMS NPPES roster as Barger.

Compare Gerontology Clinical Nurse Specialist nationally: see state-by-state distribution →

Before you book an appointment

Use this federal record as your verification checklist, not as a recommendation.

  • Confirm the NPI record is current in the official CMS registry, providers update their own NPPES details, and moves can lag. Verify this NPI
  • Check the active license and any disciplinary history with the Texas medical board, federal registration is not a license check. Credential verification guide
  • Weigh a second option: compare this provider with a nearby Gerontology Clinical Nurse Specialist peer on Medicare volume and prescribing patterns. Compare providers

Medicare Part D and MIPS figures describe practice patterns in federal programs only, they are not quality ratings, and PlainDoctor does not rate, rank, or recommend providers.

Frequently Asked Questions

What is Andrew Barger, AGCNS-BC's specialty?
Andrew Barger, AGCNS-BC specializes in Gerontology Clinical Nurse Specialist and practices in Austin, Texas. Credentials: AGCNS-BC.
How much does Andrew Barger, AGCNS-BC prescribe under Medicare Part D?
In 2023, Andrew Barger, AGCNS-BC wrote 1,585 Medicare Part D claims totaling $137K in drug costs for 490 beneficiaries.
What is Andrew Barger, AGCNS-BC's Medicare quality score?
Andrew Barger, AGCNS-BC has a CMS MIPS Final Score of 100/100 (Quality: 100). The national average MIPS Final Score is 83.1. Source: CMS Merit-based Incentive Payment System (MIPS) 2023.
Where is Andrew Barger, AGCNS-BC located?
Andrew Barger, AGCNS-BC is located at 911 W 38TH ST, Austin, TX, 78705. Phone: (512) 451-7935.
What is Andrew Barger, AGCNS-BC's NPI number?
Andrew Barger, AGCNS-BC's National Provider Identifier (NPI) is 1134538978, issued on 08/06/2014.
Does Andrew Barger, AGCNS-BC prescribe opioids?
Yes, Andrew Barger, AGCNS-BC had 28 opioid claims in 2023 with an opioid prescribing rate of 1.8%.
How many Gerontology Clinical Nurse Specialist providers are there in the US?
There are 395 Gerontology Clinical Nurse Specialist providers across 47 states in the US. The average Gerontology Clinical Nurse Specialist provider writes 906 Medicare Part D claims per year.
What drugs does Andrew Barger, AGCNS-BC prescribe most often?
Based on 2023 Medicare Part D data, Andrew Barger, AGCNS-BC's most frequently prescribed drugs include Tamsulosin Hcl, Finasteride, Alfuzosin Hcl Er. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does Andrew Barger, AGCNS-BC accept Medicare?
Andrew Barger, AGCNS-BC appears in CMS Medicare data with 1,585 Part D claims and 490 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify Andrew Barger, AGCNS-BC's credentials?
Andrew Barger, AGCNS-BC's NPI is 1134538978 with credentials AGCNS-BC. You can verify this through the NPPES NPI Registry, check state medical board records, and confirm board certification through the ABMS or AOA.

Data Sources

View source datasets and methodology notes
Provider Directory
CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
Specialty Classification
NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
Prescribing Data
CMS Medicare Part D Prescriber Public Use File (2023). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
Quality Performance
CMS Merit-based Incentive Payment System (MIPS) - 2023 performance year.
Limitations
Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.

See our complete data methodology for details on how we collect and process government data.

Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).

Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology

Compiled from official public sources by the PlainDoctor editorial team.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 2026.