2026 NPPES data Child & Adolescent Psychiatry Physician NPI 1821170085 MD
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Kathleen Grissett, MD

Child & Adolescent Psychiatry Physician in Orange Park, 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 6,160 in Child & Adolescent Psychiatry 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
1K
Medicare Part D claims · 73 beneficiaries · Child & Adolescent Psychiatry Physician avg: 600
Generic prescribing
93%
generic claims · 7% brand-name · higher generic rates reduce patient out-of-pocket costs
Industry payments
$3.6K
175 payments · CMS Open Payments (Sunshine Act)
Compiled from official public sources by the PlainDoctor editorial team.

What the federal data shows

Kathleen Grissett, MD filed 1,128 Medicare Part D claims in 2023 as a Child & Adolescent Psychiatry Physician in Orange Park, Florida, prescribing 93% generic.

1K
Part D claims, 2023
93%
generic prescribing
Likely
board-certified (heuristic)

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.

Kathleen Grissett, MD's Medicare Part D volume vs every U.S. prescriber

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

1,128 Top 23% higher than 77% 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%). This entry sits in this band. 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. 2K+: 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 certification likely (heuristic, not verified)

Kathleen Grissett, MD practices in an ABMS-board-eligible specialty and shows active CMS Medicare participation + 1 hospital affiliation - signals consistent with board-certified status. For verified board certification, see CertificationMatters.org (the official ABMS public lookup).

What does the federal data show about Kathleen Grissett, MD?

Quality data not reported

NPI registry status

Active

Issued 10/19/2006

NPI 1821170085

Primary specialty

Child & Adolescent Psychiatry Physician

Mid-sized

6,160 US NPIs in this specialty

Medicare Part D claims

1,128 88% vs specialty avg

2023 prescription claims

Specialty avg: 600

Specialty distribution in Florida

How Child & Adolescent Psychiatry Physician compares to other specialties among Florida providers

Florida 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%Child & Adolescent Psychiatry Physician - 0.1%Child & Adolescent Psychiatry Physician0.1%
Largest specialties in Florida (% of in-state providers)

Board certification

Not published by CMS

CMS does not publish a per-provider board-certification field in NPPES. PlainDoctor does not have a reliable per-specialty certification rate to show for Child & Adolescent Psychiatry Physician. Verify directly:

How MIPS and board certification work

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).

Kathleen Grissett, MD appears in the CMS NPPES registry as a Child & Adolescent Psychiatry Physician provider holding MD credentials at 165 WELLS RD, Orange Park, FL, 32073, with a listed phone of (904) 269-7200. NPI 1821170085 was issued on 10/19/2006.

Medicare Part D records for calendar year 2023 show 1,128 prescription claims written by this provider, covering 73 Medicare beneficiaries and totaling roughly $132K in drug spend, split 7% brand-name and 93% generic by claim count.

Child & Adolescent Psychiatry Physician is a mid-sized specialty nationwide, with 6,160 enrolled providers across 54 states and an average of 600 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

165 WELLS RD
Orange Park, FL 32073

Provider Details

NPI 1821170085
Specialty Child & Adolescent Psychiatry Physician
Credentials MD
Gender Female
NPI Issued 10/19/2006

Hospital and facility affiliations

Facilities where Kathleen Grissett, MD 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.

First Coast Mental Health P A
Orange Park, FL

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

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 Kathleen Grissett, MD. Source: openpaymentsdata.cms.gov.

Total received

$3.6K

Largest payer

ABBVIE 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 Kathleen Grissett, MD. To verify Kathleen Grissett, MD'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.

Brand vs generic prescribing mix · Generic-heavy

Kathleen Grissett, MD - brand share 7.0%
Child & Adolescent Psychiatry Physician average

7% brand-name claims vs 93% generic, on 1,128 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.

1,128
Total Claims
$132K
Total Drug Cost
73
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
2,037
Total Day Supply
60,612
Brand vs Generic
7% brand / 93% generic
Brand Drug Cost
$88K
Generic Drug Cost
$44K

Patient Demographics

Average Patient Age
60.7 years
Avg HCC Risk Score
1.48
Gender Split
71% female / 29% male
Age Distribution
<65: 32, 65-74: 31, 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.

What Kathleen Grissett, MD 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
Alprazolam
82
Trazodone Hcl
74
Quetiapine Fumarate
51
Bupropion Xl
Bupropion Hcl
41
Clonazepam
40
Duloxetine Hcl
37
Memantine Hcl
37
Propranolol Hcl
36
Fluoxetine Hcl
33
Zolpidem Tartrate
33

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

Child & Adolescent Psychiatry Physician Overview

How Kathleen Grissett, MD fits within the Child & Adolescent Psychiatry Physician landscape nationally.

6,160
Child & Adolescent Psychiatry Physician Providers in US
54
States with Child & Adolescent Psychiatry Physician
600
Avg Claims per Provider

Kathleen Grissett, MD's 1,128 claims are above the specialty average of 600.

Nearby Child & Adolescent Psychiatry Physician Providers in Florida

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

Compare Child & Adolescent Psychiatry 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 Child & Adolescent Psychiatry 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 Kathleen Grissett, MD's specialty?
Kathleen Grissett, MD specializes in Child & Adolescent Psychiatry Physician and practices in Orange Park, Florida. Credentials: MD.
How much does Kathleen Grissett, MD prescribe under Medicare Part D?
In 2023, Kathleen Grissett, MD wrote 1,128 Medicare Part D claims totaling $132K in drug costs for 73 beneficiaries.
Where is Kathleen Grissett, MD located?
Kathleen Grissett, MD is located at 165 WELLS RD, Orange Park, FL, 32073. Phone: (904) 269-7200.
What is Kathleen Grissett, MD's NPI number?
Kathleen Grissett, MD's National Provider Identifier (NPI) is 1821170085, issued on 10/19/2006.
Does Kathleen Grissett, MD prescribe more brand-name or generic drugs?
Kathleen Grissett, MD's prescribing is 7% brand-name and 93% generic drugs by claim count, with $88K in brand drug costs.
How many Child & Adolescent Psychiatry Physician providers are there in the US?
There are 6,160 Child & Adolescent Psychiatry Physician providers across 54 states in the US. The average Child & Adolescent Psychiatry Physician provider writes 600 Medicare Part D claims per year.
What drugs does Kathleen Grissett, MD prescribe most often?
Based on 2023 Medicare Part D data, Kathleen Grissett, MD's most frequently prescribed drugs include Alprazolam, Trazodone Hcl, Quetiapine Fumarate. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does Kathleen Grissett, MD accept Medicare?
Kathleen Grissett, MD appears in CMS Medicare data with 1,128 Part D claims and 73 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify Kathleen Grissett, MD's credentials?
Kathleen Grissett, MD's NPI is 1821170085 with credentials MD. 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

View source datasets and methodology notes
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.