2026 NPPES data Internal Medicine Physician NPI 1023541844 DO
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Kayla Worthington, DO

Internal Medicine Physician in St Petersburg, Florida. This profile is drawn from the federal National Provider Identifier Registry (CMS NPPES), which lists more than 7 million U.S. healthcare providers — including 172,858 in Internal Medicine Physician, 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
890
Medicare Part D claims · 215 beneficiaries · Internal Medicine Physician avg: 3K
Industry payments
$125.69
6 payments · CMS Open Payments (Sunshine Act)
Compiled from official public sources by the PlainDoctor editorial team.

What the federal data shows

Kayla Worthington, DO filed 890 Medicare Part D claims in 2023 as a Internal Medicine Physician in St Petersburg, Florida.

890
Part D claims, 2023
$125.69
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.

Kayla Worthington, DO's Medicare Part D volume vs every U.S. prescriber

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

890 Top 27% higher than 73% 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%). This entry sits in this band. 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

Board-eligible specialty (heuristic — not verified)

Kayla Worthington, 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 Kayla Worthington, DO?

Quality data not reported

NPI registry status

Active

Issued 04/08/2017

NPI 1023541844

Primary specialty

Internal Medicine Physician

High-volume

172,858 US NPIs in this specialty

Medicare Part D claims

890 67% vs specialty avg

2023 prescription claims

Specialty avg: 2,716

Specialty distribution in Florida

How Internal Medicine Physician compares to other specialties among Florida providers

Florida providers

Largest specialties in Florida (% of in-state providers)

Behavior Technician — 16.1%Behavior Technician16.1%Mental Health Counselor — 4.8%Mental Health Counselor4.8%Family Nurse Practitioner — 4.5%Family Nurse Practitioner4.5%Pharmacist — 4.2%Pharmacist4.2%Student in an Organized Health Care Education/Training Program — 3.8%Student in an Organized Health Care Education/Training Program3.8%Physical Therapist — 3.1%Physical Therapist3.1%Internal Medicine Physician — 2.4%Internal Medicine Physician2.4%
Largest specialties in Florida (% of in-state providers)

Specialty board-certification context

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

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

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

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

Kayla Worthington, DO appears in the CMS NPPES registry as a Internal Medicine Physician provider holding DO credentials at 3520 38TH AVE N, St Petersburg, FL, 33713, with a listed phone of (727) 471-5039. NPI 1023541844 was issued on 04/08/2017. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what Worthington 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 890 prescription claims written by this provider, covering 215 Medicare beneficiaries and totaling roughly $47K in drug spend, with an opioid prescribing rate of 8.0%. 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.

Internal Medicine Physician is a high-volume specialty nationwide, with 172,858 enrolled providers across 56 states and an average of 2,716 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

3520 38TH AVE N
St Petersburg, FL 33713

Provider Details

NPI 1023541844
Specialty Internal Medicine Physician
Credentials DO
Gender Female
NPI Issued 04/08/2017

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 Kayla Worthington, DO. Source: openpaymentsdata.cms.gov.

Total received

$126

Largest payer

Bayer Healthcare Pharmaceuticals Inc.

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 — Florida FLDOH 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 ~75K Florida medical licensees in 2023 — they are NOT specific to Kayla Worthington, DO. To verify Kayla Worthington, DO's current license status, search the FLDOH public license lookup directly, or check the Federation of State Medical Boards (FSMB) verification service.

480
Total board actions, Florida 2023
Across 467 cases
6.40
Actions per 1,000 licensees
Florida statewide rate
monetary fine
Most common action type
138 cases

FLDOH 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 Florida 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.

890
Total Claims
$47K
Total Drug Cost
215
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
1,613
Total Day Supply
43,754
Generic Drug Cost
$19K
Opioid Claims
71 (8.0% rate)
Antibiotic Claims
76

Patient Demographics

Average Patient Age
71.1 years
Avg HCC Risk Score
1.84
Gender Split
60% female / 40% male
Age Distribution
<65: 27, 65-74: 128, 75-84: 48, 85+: 12

Top Prescribed Drugs (Medicare Part D)

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

What Kayla Worthington, 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
Atorvastatin Calcium
48
Lisinopril
47
Alprazolam
43
Albuterol Sulfate Hfa
Albuterol Sulfate
34
Hydrocodone-Acetaminophen
Hydrocodone/Acetaminophen
33
Levothyroxine Sodium
26
Fluticasone-Salmeterol
Fluticasone Propion/Salmeterol
25
Methylprednisolone
23
Azithromycin
21
Fluticasone Propionate
21

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

Internal Medicine Physician Overview

How Kayla Worthington, DO fits within the Internal Medicine Physician landscape nationally.

172,858
Internal Medicine Physician Providers in US
56
States with Internal Medicine Physician
2,716
Avg Claims per Provider

Kayla Worthington, DO's 890 claims are below the specialty average of 2,716.

Nearby Internal Medicine Physician Providers in Florida

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

Compare Internal Medicine Physician 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 Florida medical board — federal registration is not a license check. Credential verification guide
  • Weigh a second option: compare this provider with a nearby Internal Medicine Physician 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 Kayla Worthington, DO's specialty?
Kayla Worthington, DO specializes in Internal Medicine Physician and practices in St Petersburg, Florida. Credentials: DO.
How much does Kayla Worthington, DO prescribe under Medicare Part D?
In 2023, Kayla Worthington, DO wrote 890 Medicare Part D claims totaling $47K in drug costs for 215 beneficiaries.
Where is Kayla Worthington, DO located?
Kayla Worthington, DO is located at 3520 38TH AVE N, St Petersburg, FL, 33713. Phone: (727) 471-5039.
What is Kayla Worthington, DO's NPI number?
Kayla Worthington, DO's National Provider Identifier (NPI) is 1023541844, issued on 04/08/2017.
Does Kayla Worthington, DO prescribe opioids?
Yes, Kayla Worthington, DO had 71 opioid claims in 2023 with an opioid prescribing rate of 8.0%.
How many Internal Medicine Physician providers are there in the US?
There are 172,858 Internal Medicine Physician providers across 56 states in the US. The average Internal Medicine Physician provider writes 2,716 Medicare Part D claims per year.
What drugs does Kayla Worthington, DO prescribe most often?
Based on 2023 Medicare Part D data, Kayla Worthington, DO's most frequently prescribed drugs include Atorvastatin Calcium, Lisinopril, Alprazolam. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does Kayla Worthington, DO accept Medicare?
Kayla Worthington, DO appears in CMS Medicare data with 890 Part D claims and 215 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify Kayla Worthington, DO's credentials?
Kayla Worthington, DO's NPI is 1023541844 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

Compiled from official public sources by the PlainDoctor editorial team.