2026 NPPES data Endodontics NPI 1225535073 DDS
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JOOYOUNG SONG, DDS

Endodontics in VALENCIA, California. 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
17
Medicare Part D claims · Endodontics avg: 116

What the federal data shows

JOOYOUNG SONG, DDS filed 17 Medicare Part D claims in 2023 as a Endodontics in VALENCIA, California.

17
Part D claims, 2023

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.

JOOYOUNG SONG, DDS's Medicare Part D volume vs every U.S. prescriber

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

17 0th percentile higher than 0% of 1,370,886 prescribers

0–200: 670,926 prescribers (49%). This entry sits in this band. 200–400: 182,923 prescribers (13%). Above this entry. 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 JOOYOUNG SONG, DDS?

Quality data not reported

NPI registry status

Active

Issued 04/09/2018

NPI 1225535073

Primary specialty

Endodontics

Mid-sized

5,856 US NPIs in this specialty

Medicare Part D claims

17 85% vs specialty avg

2023 prescription claims

Specialty avg: 116

Specialty distribution in California

How Endodontics compares to other specialties among California providers

California providers

Endodontics share within California

1. Endodontics42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Endodontics share within California

Specialty board-certification context

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

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

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

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

JOOYOUNG SONG, DDS appears in the CMS NPPES registry as a Endodontics provider holding DDS credentials at 28212 KELLY JOHNSON PKWY STE 290, VALENCIA, CA, 91355, with a listed phone of (888) 700-6623. NPI 1225535073 was issued on 04/09/2018. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what SONG 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 17 prescription claims written by this provider, covering N/A Medicare beneficiaries and totaling roughly $102 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.

Endodontics is a mid-sized specialty nationwide, with 5,856 enrolled providers across 53 states and an average of 116 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

28212 KELLY JOHNSON PKWY STE 290
VALENCIA, CA 91355

Provider Details

NPI 1225535073
Specialty Endodontics
Credentials DDS
Gender Male
NPI Issued 04/09/2018

License & disciplinary context — California MBC 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 ~150K California medical licensees in 2023 — they are NOT specific to JOOYOUNG SONG, DDS. To verify JOOYOUNG SONG, DDS's current license status, search the MBC public license lookup directly, or check the Federation of State Medical Boards (FSMB) verification service.

576
Total board actions, California 2023
Across 556 cases
3.84
Actions per 1,000 licensees
California statewide rate
probation
Most common action type
186 cases

MBC 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 California 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.

17
Total Claims
$102
Total Drug Cost
N/A
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
17
Total Day Supply
100
Brand Drug Cost
$0
Generic Drug Cost
$102

Patient Demographics

Average Patient Age
74.8 years
Avg HCC Risk Score
1.06

Endodontics Overview

How JOOYOUNG SONG, DDS fits within the Endodontics landscape nationally.

5,856
Endodontics Providers in US
53
States with Endodontics
116
Avg Claims per Provider

JOOYOUNG SONG, DDS's 17 claims are below the specialty average of 116.

Nearby Endodontics Providers in California

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

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

Frequently Asked Questions

What is JOOYOUNG SONG, DDS's specialty?
JOOYOUNG SONG, DDS specializes in Endodontics and practices in VALENCIA, California. Credentials: DDS.
How much does JOOYOUNG SONG, DDS prescribe under Medicare Part D?
In 2023, JOOYOUNG SONG, DDS wrote 17 Medicare Part D claims totaling $102 in drug costs for N/A beneficiaries.
Where is JOOYOUNG SONG, DDS located?
JOOYOUNG SONG, DDS is located at 28212 KELLY JOHNSON PKWY STE 290, VALENCIA, CA, 91355. Phone: (888) 700-6623.
What is JOOYOUNG SONG, DDS's NPI number?
JOOYOUNG SONG, DDS's National Provider Identifier (NPI) is 1225535073, issued on 04/09/2018.
How many Endodontics providers are there in the US?
There are 5,856 Endodontics providers across 53 states in the US. The average Endodontics provider writes 116 Medicare Part D claims per year.
Does JOOYOUNG SONG, DDS accept Medicare?
JOOYOUNG SONG, DDS appears in CMS Medicare data with 17 Part D claims and N/A Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify JOOYOUNG SONG, DDS's credentials?
JOOYOUNG SONG, DDS's NPI is 1225535073 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