2026 NPPES data Psychologist NPI 1629141775 PH.D.
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LARRY VAUGHT, PH.D.

Psychologist in TULSA, Oklahoma. 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
225
Medicare Part D claims · 33 beneficiaries · Psychologist avg: 760
Generic prescribing
92%
generic claims · 8% brand-name · higher generic rates reduce patient out-of-pocket costs

What the federal data shows

LARRY VAUGHT, PH.D. filed 225 Medicare Part D claims in 2023 as a Psychologist in TULSA, Oklahoma, prescribing 92% generic.

225
Part D claims, 2023
92%
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.

LARRY VAUGHT, PH.D.'s Medicare Part D volume vs every U.S. prescriber

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

225 49th percentile higher than 49% of 1,370,886 prescribers

0–200: 670,926 prescribers (49%). Below this entry. 200–400: 182,923 prescribers (13%). This entry sits in this band. 400–600: 90,619 prescribers (7%). Above this entry. 600–800: 56,224 prescribers (4%). Above this entry. 800–1,000: 40,919 prescribers (3%). Above this entry. 1,000–1,200: 31,827 prescribers (2%). Above this entry. 1,200–1,400: 26,224 prescribers (2%). Above this entry. 1,400–1,600: 21,710 prescribers (2%). Above this entry. 1,600–1,800: 19,072 prescribers (1%). Above this entry. 1,800–2,000: 16,451 prescribers (1%). Above this entry. 2,000–2,200: 213,991 prescribers (16%). Above this entry. 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

What does the federal data show about LARRY VAUGHT, PH.D.?

Quality data not reported

NPI registry status

Active

Issued 11/16/2006

NPI 1629141775

Primary specialty

Psychologist

Mid-sized

47,503 US NPIs in this specialty

Medicare Part D claims

225 70% vs specialty avg

2023 prescription claims

Specialty avg: 760

Specialty distribution in Oklahoma

How Psychologist compares to other specialties among Oklahoma providers

Oklahoma providers

Psychologist share within Oklahoma

1. Psychologist42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Psychologist share within Oklahoma

Specialty board-certification context

Estimated specialty board-certified rate — Psychologist (ABMS / AOA reference)

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

Est. board-certified rate (Psychologist) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Psychologist) — 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).

LARRY VAUGHT, PH.D. appears in the CMS NPPES registry as a Psychologist provider holding PH.D. credentials at 5512 S LEWIS AVE, TULSA, OK, 74105, with a listed phone of (918) 747-1600. NPI 1629141775 was issued on 11/16/2006. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what VAUGHT 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 225 prescription claims written by this provider, covering 33 Medicare beneficiaries and totaling roughly $20K in drug spend, split 8% brand-name and 92% generic by claim count. 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.

Psychologist is a mid-sized specialty nationwide, with 47,503 enrolled providers across 56 states and an average of 760 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

5512 S LEWIS AVE
TULSA, OK 74105

Provider Details

NPI 1629141775
Specialty Psychologist
Credentials PH.D.
Gender Male
NPI Issued 11/16/2006

Hospital and facility affiliations

Facilities where LARRY VAUGHT, PH.D. 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.

LAUREN D. STOKES, PH.D., M.P., LLC
ALEXANDRIA, LA

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

Brand vs generic prescribing mix · Generic-heavy

LARRY VAUGHT, PH.D. — brand share 8.0%
Specialty average (est.)

8% brand-name claims vs 92% generic, on 225 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.

225
Total Claims
$20K
Total Drug Cost
33
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
275
Total Day Supply
8,183
Brand vs Generic
8% brand / 92% generic
Brand Drug Cost
$17K
Generic Drug Cost
$3K

Patient Demographics

Average Patient Age
63.8 years
Avg HCC Risk Score
1.01
Gender Split
61% female / 39% male
Age Distribution
<65: 12, 65-74: 18, 75-84: N/A, 85+: N/A

Top Prescribed Drugs (Medicare Part D)

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

Drug Claims
Claim-Specialty
Aripiprazole
N/A

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

Psychologist Overview

How LARRY VAUGHT, PH.D. fits within the Psychologist landscape nationally.

47,503
Psychologist Providers in US
56
States with Psychologist
760
Avg Claims per Provider

LARRY VAUGHT, PH.D.'s 225 claims are below the specialty average of 760.

Nearby Psychologist Providers in Oklahoma

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

Compare Psychologist nationally: see state-by-state distribution →

Frequently Asked Questions

What is LARRY VAUGHT, PH.D.'s specialty?
LARRY VAUGHT, PH.D. specializes in Psychologist and practices in TULSA, Oklahoma. Credentials: PH.D..
How much does LARRY VAUGHT, PH.D. prescribe under Medicare Part D?
In 2023, LARRY VAUGHT, PH.D. wrote 225 Medicare Part D claims totaling $20K in drug costs for 33 beneficiaries.
Where is LARRY VAUGHT, PH.D. located?
LARRY VAUGHT, PH.D. is located at 5512 S LEWIS AVE, TULSA, OK, 74105. Phone: (918) 747-1600.
What is LARRY VAUGHT, PH.D.'s NPI number?
LARRY VAUGHT, PH.D.'s National Provider Identifier (NPI) is 1629141775, issued on 11/16/2006.
Does LARRY VAUGHT, PH.D. prescribe more brand-name or generic drugs?
LARRY VAUGHT, PH.D.'s prescribing is 8% brand-name and 92% generic drugs by claim count, with $17K in brand drug costs.
How many Psychologist providers are there in the US?
There are 47,503 Psychologist providers across 56 states in the US. The average Psychologist provider writes 760 Medicare Part D claims per year.
What drugs does LARRY VAUGHT, PH.D. prescribe most often?
Based on 2023 Medicare Part D data, LARRY VAUGHT, PH.D.'s most frequently prescribed drugs include Claim-Specialty. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does LARRY VAUGHT, PH.D. accept Medicare?
LARRY VAUGHT, PH.D. appears in CMS Medicare data with 225 Part D claims and 33 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify LARRY VAUGHT, PH.D.'s credentials?
LARRY VAUGHT, PH.D.'s NPI is 1629141775 with credentials PH.D.. 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