2026 NPPES data Family Medicine Physician NPI 1356492342 DO
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ROBERT HOLSTON, DO

Family Medicine Physician in CROSS PLAINS, Tennessee. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.

Federal data — no proprietary rating. PlainDoctor publishes the actual CMS NPPES and Medicare records — NPI registration, specialty, practice location, and prescribing data — without a composite score or editorial opinion on top. Every field traces to a federal source.
Prescribing volume
8K
Medicare Part D claims · 411 beneficiaries · Family Medicine Physician avg: 3K
Generic prescribing
89%
generic claims · 11% brand-name · higher generic rates reduce patient out-of-pocket costs

What the federal data shows

ROBERT HOLSTON, DO filed 7,581 Medicare Part D claims in 2023 as a Family Medicine Physician in CROSS PLAINS, Tennessee, prescribing 89% generic.

8K
Part D claims, 2023
89%
generic prescribing

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.

ROBERT HOLSTON, DO's Medicare Part D volume vs every U.S. prescriber

Total Medicare Part D claims, 2023 — across all CMS prescribers nationally

7,581 Top 3% higher than 97% of 1,370,886 prescribers

0–200: 670,926 prescribers (49%). Below this entry. 200–400: 182,923 prescribers (13%). Below this entry. 400–600: 90,619 prescribers (7%). Below this entry. 600–800: 56,224 prescribers (4%). Below this entry. 800–1,000: 40,919 prescribers (3%). Below this entry. 1,000–1,200: 31,827 prescribers (2%). Below this entry. 1,200–1,400: 26,224 prescribers (2%). Below this entry. 1,400–1,600: 21,710 prescribers (2%). Below this entry. 1,600–1,800: 19,072 prescribers (1%). Below this entry. 1,800–2,000: 16,451 prescribers (1%). Below this entry. 2,000–2,200: 213,991 prescribers (16%). This entry sits in this band. This provider 0 2K+ every Part D prescriber (claims/yr), bucketed by value

Each bar is a band; taller bars hold more prescribers. 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 Medicare Part D Prescriber Public Use File · 2023

Board-eligible specialty (heuristic — not verified)

ROBERT HOLSTON, DO practices in an ABMS-board-eligible specialty but we don't have enough CMS-participation signals to confirm active board-certified status. Consult CertificationMatters.org (the official ABMS public lookup).

What does the federal data show about ROBERT HOLSTON, DO?

Quality data not reported

NPI registry status

Active

Issued 01/16/2007

NPI 1356492342

Primary specialty

Family Medicine Physician

High-volume

147,640 US NPIs in this specialty

Medicare Part D claims

7,581 122% vs specialty avg

2023 prescription claims

Specialty avg: 3,418

Specialty distribution in Tennessee

How Family Medicine Physician compares to other specialties among Tennessee providers

Tennessee providers

Family Medicine Physician share within Tennessee

1. Family Medicine Physician42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Family Medicine Physician share within Tennessee

Specialty board-certification context

Estimated specialty board-certified rate — Family Medicine Physician (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
Family Medicine Physician ABMS/AOA estimate

Est. board-certified rate (Family Medicine Physician) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Family Medicine Physician) — ABMS / AOA estimate

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).

ROBERT HOLSTON, DO appears in the CMS NPPES registry as a Family Medicine Physician provider holding DO credentials at ROBERT HOLSTON DO, CROSS PLAINS, TN, 37049, with a listed phone of (615) 654-4111. NPI 1356492342 was issued on 01/16/2007. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what HOLSTON most recently submitted to CMS rather than a vetted directory listing, which is why patients should always confirm the practice is still at this location before scheduling.

Medicare Part D records for calendar year 2023 show 7,581 prescription claims written by this provider, covering 411 Medicare beneficiaries and totaling roughly $555K in drug spend, split 11% brand-name and 89% generic by claim count, with an opioid prescribing rate of 6.3%. These figures capture only Medicare Part D — commercial insurance, Medicaid, and cash-pay prescriptions are not included, and any drug-beneficiary cell under 11 is suppressed by CMS for patient privacy.

Family Medicine Physician is a high-volume specialty nationwide, with 147,640 enrolled providers across 56 states and an average of 3,418 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

ROBERT HOLSTON DO
CROSS PLAINS, TN 37049

Provider Details

NPI 1356492342
Specialty Family Medicine Physician
Credentials DO
Gender Male
NPI Issued 01/16/2007

Brand vs generic prescribing mix · Typical

ROBERT HOLSTON, DO — brand share 11.0%
Specialty average (est.)

11% brand-name claims vs 89% generic, on 7,581 2023 Medicare Part D claims.

The federal Medicare Part D Generic Dispensing Rate national benchmark sits near 90% generic / 10% brand for primary-care prescribers, per CMS Office of the Actuary 2024 estimates. Higher brand share is common in specialty prescribing where generic equivalents are not available.

Medicare Part D Prescribing Data

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

7,581
Total Claims
$555K
Total Drug Cost
411
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
15,016
Total Day Supply
430,526
Brand vs Generic
11% brand / 89% generic
Brand Drug Cost
$422K
Generic Drug Cost
$129K
Opioid Claims
475 (6.3% rate)
Antibiotic Claims
408

Patient Demographics

Average Patient Age
70.3 years
Avg HCC Risk Score
1.34
Gender Split
55% female / 45% male
Age Distribution
<65: 74, 65-74: 196, 75-84: 119, 85+: 22

Top Prescribed Drugs (Medicare Part D)

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

What ROBERT HOLSTON, DO 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
Hydrocodone-Acetaminophen
Hydrocodone/Acetaminophen
366
Omeprazole
292
Gabapentin
278
Albuterol Sulfate Hfa
Albuterol Sulfate
200
Atorvastatin Calcium
197
Levothyroxine Sodium
197
Lisinopril
167
Simvastatin
157
Glipizide Er
Glipizide
147
Memantine Hcl
140

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

Family Medicine Physician Overview

How ROBERT HOLSTON, DO fits within the Family Medicine Physician landscape nationally.

147,640
Family Medicine Physician Providers in US
56
States with Family Medicine Physician
3,418
Avg Claims per Provider

ROBERT HOLSTON, DO's 7,581 claims are above the specialty average of 3,418.

Nearby Family Medicine Physician Providers in Tennessee

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

Compare Family Medicine Physician nationally: see state-by-state distribution →

Frequently Asked Questions

What is ROBERT HOLSTON, DO's specialty?
ROBERT HOLSTON, DO specializes in Family Medicine Physician and practices in CROSS PLAINS, Tennessee. Credentials: DO.
How much does ROBERT HOLSTON, DO prescribe under Medicare Part D?
In 2023, ROBERT HOLSTON, DO wrote 7,581 Medicare Part D claims totaling $555K in drug costs for 411 beneficiaries.
Where is ROBERT HOLSTON, DO located?
ROBERT HOLSTON, DO is located at ROBERT HOLSTON DO, CROSS PLAINS, TN, 37049. Phone: (615) 654-4111.
What is ROBERT HOLSTON, DO's NPI number?
ROBERT HOLSTON, DO's National Provider Identifier (NPI) is 1356492342, issued on 01/16/2007.
Does ROBERT HOLSTON, DO prescribe more brand-name or generic drugs?
ROBERT HOLSTON, DO's prescribing is 11% brand-name and 89% generic drugs by claim count, with $422K in brand drug costs.
Does ROBERT HOLSTON, DO prescribe opioids?
Yes, ROBERT HOLSTON, DO had 475 opioid claims in 2023 with an opioid prescribing rate of 6.3%.
How many Family Medicine Physician providers are there in the US?
There are 147,640 Family Medicine Physician providers across 56 states in the US. The average Family Medicine Physician provider writes 3,418 Medicare Part D claims per year.
What drugs does ROBERT HOLSTON, DO prescribe most often?
Based on 2023 Medicare Part D data, ROBERT HOLSTON, DO's most frequently prescribed drugs include Hydrocodone-Acetaminophen, Omeprazole, Gabapentin. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does ROBERT HOLSTON, DO accept Medicare?
ROBERT HOLSTON, DO appears in CMS Medicare data with 7,581 Part D claims and 411 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify ROBERT HOLSTON, DO's credentials?
ROBERT HOLSTON, DO's NPI is 1356492342 with credentials DO. 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

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.
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