2026 NPPES data Periodontics NPI 1841402971 DDS
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JOHN VARGO, DDS

Periodontics in OKATIE, South Carolina. 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
201
Medicare Part D claims · 86 beneficiaries · Periodontics avg: 264
What the federal data reveals: JOHN VARGO, DDS is a Periodontics ([object Object]) practicing in OKATIE, South Carolina with a Medicare Part D prescribing footprint of 201 claims across 86 beneficiaries .

What stands out: JOHN VARGO, DDS filed 201 Medicare Part D claims in 2023 across OKATIE, South Carolina. Every figure on this page comes straight from federal CMS records, with no proprietary rating applied.

JOHN VARGO, DDS at a glance

Quality data not reported

NPI registry status

Active

Issued 05/03/2007

NPI 1841402971

Primary specialty

Periodontics

Mid-sized

6,061 US NPIs in this specialty

Medicare Part D claims

201 24% vs specialty avg

2023 prescription claims

Specialty avg: 264

Specialty distribution in South Carolina

How Periodontics compares to other specialties among South Carolina providers

South Carolina providers

Periodontics share within South Carolina

1. Periodontics42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Periodontics share within South Carolina

Specialty board-certification context

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

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

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

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

JOHN VARGO, DDS is a Periodontics provider practicing in OKATIE, South Carolina, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: DDS. NPI: 1841402971. This profile includes practice location, specialty classification, and organizational affiliations from the CMS provider registry. Provider information is self-reported to CMS and updated monthly.

JOHN VARGO, DDS appears in the CMS NPPES registry as a Periodontics provider holding DDS credentials at 4 OKATIE CENTER BLVD S STE 103, OKATIE, SC, 29909, with a listed phone of (843) 705-9551. NPI 1841402971 was issued on 05/03/2007. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what VARGO 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 201 prescription claims written by this provider, covering 86 Medicare beneficiaries and totaling roughly $896 in drug spend. 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.

Periodontics is a mid-sized specialty nationwide, with 6,061 enrolled providers across 53 states and an average of 264 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

4 OKATIE CENTER BLVD S STE 103
OKATIE, SC 29909

Provider Details

NPI 1841402971
Specialty Periodontics
Credentials DDS
Gender Male
NPI Issued 05/03/2007

Medicare Part D Prescribing Data

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

201
Total Claims
$896
Total Drug Cost
86
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
201
Total Day Supply
2,194
Brand Drug Cost
$0
Generic Drug Cost
$896
Antibiotic Claims
110

Patient Demographics

Average Patient Age
75.2 years
Avg HCC Risk Score
0.77
Gender Split
49% female / 51% male

Top Prescribed Drugs (Medicare Part D)

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

Drug Claims
Amoxicillin
87
Chlorhexidine Gluconate
84
Azithromycin
14

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

Periodontics Overview

How JOHN VARGO, DDS fits within the Periodontics landscape nationally.

6,061
Periodontics Providers in US
53
States with Periodontics
264
Avg Claims per Provider

JOHN VARGO, DDS's 201 claims are below the specialty average of 264.

Nearby Periodontics Providers in South Carolina

Other clinicians with the same primary specialty enrolled in South Carolina, drawn from the same CMS NPPES roster as VARGO.

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

Frequently Asked Questions

What is JOHN VARGO, DDS's specialty?
JOHN VARGO, DDS specializes in Periodontics and practices in OKATIE, South Carolina. Credentials: DDS.
How much does JOHN VARGO, DDS prescribe under Medicare Part D?
In 2023, JOHN VARGO, DDS wrote 201 Medicare Part D claims totaling $896 in drug costs for 86 beneficiaries.
Where is JOHN VARGO, DDS located?
JOHN VARGO, DDS is located at 4 OKATIE CENTER BLVD S STE 103, OKATIE, SC, 29909. Phone: (843) 705-9551.
What is JOHN VARGO, DDS's NPI number?
JOHN VARGO, DDS's National Provider Identifier (NPI) is 1841402971, issued on 05/03/2007.
How many Periodontics providers are there in the US?
There are 6,061 Periodontics providers across 53 states in the US. The average Periodontics provider writes 264 Medicare Part D claims per year.
What drugs does JOHN VARGO, DDS prescribe most often?
Based on 2023 Medicare Part D data, JOHN VARGO, DDS's most frequently prescribed drugs include Amoxicillin, Chlorhexidine Gluconate, Azithromycin. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does JOHN VARGO, DDS accept Medicare?
JOHN VARGO, DDS appears in CMS Medicare data with 201 Part D claims and 86 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify JOHN VARGO, DDS's credentials?
JOHN VARGO, DDS's NPI is 1841402971 with credentials DDS. 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