2026 NPPES data Child & Adolescent Psychiatry Physician NPI 1265598163 M.D.
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MARCUS GRIFFITH, M.D.

Child & Adolescent Psychiatry Physician in DULUTH, Georgia. 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
1K
Medicare Part D claims · 105 beneficiaries · Child & Adolescent Psychiatry Physician avg: 600
Industry payments
$100.45
1 payments · CMS Open Payments (Sunshine Act)
What the federal data reveals: MARCUS GRIFFITH, M.D. is a Child & Adolescent Psychiatry Physician ([object Object]) practicing in DULUTH, Georgia with a Medicare Part D prescribing footprint of 1K claims across 105 beneficiaries . Industry payments of $100.45 across 1 transactions are disclosed under CMS Open Payments (Sunshine Act).

What stands out: MARCUS GRIFFITH, M.D. filed 1,052 Medicare Part D claims in 2023 across DULUTH, Georgia. Every figure on this page comes straight from federal CMS records, with no proprietary rating applied.

Board certification likely (heuristic — not verified)

MARCUS GRIFFITH, M.D. 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).

MARCUS GRIFFITH, M.D. at a glance

Quality data not reported

NPI registry status

Active

Issued 12/28/2006

NPI 1265598163

Primary specialty

Child & Adolescent Psychiatry Physician

Mid-sized

6,160 US NPIs in this specialty

Medicare Part D claims

1,052 75% vs specialty avg

2023 prescription claims

Specialty avg: 600

Specialty distribution in Georgia

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

Georgia providers

Child & Adolescent Psychiatry Physician share within Georgia

1. Child & Adolescent Psychiatry Physician42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Child & Adolescent Psychiatry Physician share within Georgia

Specialty board-certification context

Estimated specialty board-certified rate — Child & Adolescent Psychiatry Physician (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
Child & Adolescent Psychiatry Physician ABMS/AOA estimate

Est. board-certified rate (Child & Adolescent Psychiatry Physician) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Child & Adolescent Psychiatry 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).

MARCUS GRIFFITH, M.D. is a Child & Adolescent Psychiatry Physician provider practicing in DULUTH, Georgia, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: M.D.. NPI: 1265598163. 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.

MARCUS GRIFFITH, M.D. appears in the CMS NPPES registry as a Child & Adolescent Psychiatry Physician provider holding M.D. credentials at 3650 STEVE REYNOLDS BLVD., DULUTH, GA, 30096, with a listed phone of (770) 931-6200. NPI 1265598163 was issued on 12/28/2006. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what GRIFFITH 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 1,052 prescription claims written by this provider, covering 105 Medicare beneficiaries and totaling roughly $41K 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.

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

3650 STEVE REYNOLDS BLVD.
DULUTH, GA 30096

Provider Details

NPI 1265598163
Specialty Child & Adolescent Psychiatry Physician
Credentials M.D.
Gender Male
NPI Issued 12/28/2006

Hospital and facility affiliations

Facilities where MARCUS GRIFFITH, M.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.

THE SOUTHEAST PERMANENTE MEDICAL GROUP
ATLANTA, GA

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 MARCUS GRIFFITH, M.D.. Source: openpaymentsdata.cms.gov.

Total received

$100

Largest payer

Novo Nordisk 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.

Medicare Part D Prescribing Data

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

1,052
Total Claims
$41K
Total Drug Cost
105
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
2,012
Total Day Supply
59,671
Generic Drug Cost
$20K

Patient Demographics

Average Patient Age
64.7 years
Avg HCC Risk Score
1.35
Gender Split
74% female / 26% male
Age Distribution
<65: 37, 65-74: 56, 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
Alprazolam
98
Bupropion Hcl Sr
Bupropion Hcl
69
Clonazepam
62
Duloxetine Hcl
62
Zolpidem Tartrate
55
Quetiapine Fumarate
54
Dextroamphetamine-Amphetamine
Dextroamphetamine/Amphetamine
49
Lorazepam
42
Trazodone Hcl
36
Fluoxetine Hcl
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 MARCUS GRIFFITH, M.D. 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

MARCUS GRIFFITH, M.D.'s 1,052 claims are above the specialty average of 600.

Nearby Child & Adolescent Psychiatry Physician Providers in Georgia

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

Compare Child & Adolescent Psychiatry Physician nationally: see state-by-state distribution →

Frequently Asked Questions

What is MARCUS GRIFFITH, M.D.'s specialty?
MARCUS GRIFFITH, M.D. specializes in Child & Adolescent Psychiatry Physician and practices in DULUTH, Georgia. Credentials: M.D..
How much does MARCUS GRIFFITH, M.D. prescribe under Medicare Part D?
In 2023, MARCUS GRIFFITH, M.D. wrote 1,052 Medicare Part D claims totaling $41K in drug costs for 105 beneficiaries.
Where is MARCUS GRIFFITH, M.D. located?
MARCUS GRIFFITH, M.D. is located at 3650 STEVE REYNOLDS BLVD., DULUTH, GA, 30096. Phone: (770) 931-6200.
What is MARCUS GRIFFITH, M.D.'s NPI number?
MARCUS GRIFFITH, M.D.'s National Provider Identifier (NPI) is 1265598163, issued on 12/28/2006.
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 MARCUS GRIFFITH, M.D. prescribe most often?
Based on 2023 Medicare Part D data, MARCUS GRIFFITH, M.D.'s most frequently prescribed drugs include Alprazolam, Bupropion Hcl Sr, Clonazepam. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does MARCUS GRIFFITH, M.D. accept Medicare?
MARCUS GRIFFITH, M.D. appears in CMS Medicare data with 1,052 Part D claims and 105 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify MARCUS GRIFFITH, M.D.'s credentials?
MARCUS GRIFFITH, M.D.'s NPI is 1265598163 with credentials M.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