2026 NPPES data Emergency Medical Services (Emergency Medicine) Physician NPI 1205328382 ACNPC-AG
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DARREN JOHNSON, ACNPC-AG

Emergency Medical Services (Emergency Medicine) Physician in BULLHEAD CITY, Arizona. 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
2K
Medicare Part D claims · 727 beneficiaries · Emergency Medical Services (Emergency Medicine) Physician avg: 394
Generic prescribing
94%
generic claims · 6% brand-name · higher generic rates reduce patient out-of-pocket costs
Industry payments
$13.09
1 payments · CMS Open Payments (Sunshine Act)

What the federal data shows

DARREN JOHNSON, ACNPC-AG filed 1,894 Medicare Part D claims in 2023 as a Emergency Medical Services (Emergency Medicine) Physician in BULLHEAD CITY, Arizona, prescribing 94% generic.

2K
Part D claims, 2023
94%
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.

DARREN JOHNSON, ACNPC-AG's Medicare Part D volume vs every U.S. prescriber

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

1,894 Top 17% higher than 83% 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%). Below this entry. 1,200–1,400: 26,224 prescribers (2%). Below this entry. 1,400–1,600: 21,710 prescribers (2%). Below this entry. 1,600–1,800: 19,072 prescribers (1%). Below this entry. 1,800–2,000: 16,451 prescribers (1%). This entry sits in this band. 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 certification likely (heuristic — not verified)

DARREN JOHNSON, ACNPC-AG 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 DARREN JOHNSON, ACNPC-AG?

Quality data not reported

NPI registry status

Active

Issued 06/04/2018

NPI 1205328382

Primary specialty

Emergency Medical Services (Emergency Medicine) Physician

Niche

3,616 US NPIs in this specialty

Medicare Part D claims

1,894 381% vs specialty avg

2023 prescription claims

Specialty avg: 394

Specialty distribution in Arizona

How Emergency Medical Services (Emergency Medicine) Physician compares to other specialties among Arizona providers

Arizona providers

Emergency Medical Services (Emergency Medicine) Physician share within Arizona

1. Emergency Medical Services (Emergency Medicine) Physician42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Emergency Medical Services (Emergency Medicine) Physician share within Arizona

Specialty board-certification context

Estimated specialty board-certified rate — Emergency Medical Services (Emergency Medicine) Physician (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
Emergency Medical Services (Emergency Medicine) Physician ABMS/AOA estimate

Est. board-certified rate (Emergency Medical Services (Emergency Medicine) Physician) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Emergency Medical Services (Emergency 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).

DARREN JOHNSON, ACNPC-AG appears in the CMS NPPES registry as a Emergency Medical Services (Emergency Medicine) Physician provider holding ACNPC-AG credentials at 3015 HIGHWAY 95 STE 106, BULLHEAD CITY, AZ, 86442, with a listed phone of (928) 201-0881. NPI 1205328382 was issued on 06/04/2018. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what JOHNSON 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 1,894 prescription claims written by this provider, covering 727 Medicare beneficiaries and totaling roughly $85K in drug spend, split 6% brand-name and 94% generic by claim count, with an opioid prescribing rate of 0.7%. 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.

Emergency Medical Services (Emergency Medicine) Physician is a narrow specialty nationwide, with 3,616 enrolled providers across 55 states and an average of 394 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

3015 HIGHWAY 95 STE 106
BULLHEAD CITY, AZ 86442

Provider Details

NPI 1205328382
Specialty Emergency Medical Services (Emergency Medicine) Physician
Credentials ACNPC-AG
Gender Male
NPI Issued 06/04/2018

Hospital and facility affiliations

Facilities where DARREN JOHNSON, ACNPC-AG 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.

LAKESIDE ORTHOPEDIC INSTITUTE LLC
LAKE HAVASU CITY, AZ

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 DARREN JOHNSON, ACNPC-AG. Source: openpaymentsdata.cms.gov.

Total received

$13

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.

Brand vs generic prescribing mix · Generic-heavy

DARREN JOHNSON, ACNPC-AG — brand share 6.0%
Specialty average (est.)

6% brand-name claims vs 94% generic, on 1,894 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.

1,894
Total Claims
$85K
Total Drug Cost
727
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
2,703
Total Day Supply
54,411
Brand vs Generic
6% brand / 94% generic
Brand Drug Cost
$64K
Generic Drug Cost
$21K
Opioid Claims
13 (0.7% rate)
Antibiotic Claims
544

Patient Demographics

Average Patient Age
75.5 years
Avg HCC Risk Score
1.57
Gender Split
59% female / 41% male
Age Distribution
<65: 38, 65-74: 278, 75-84: 312, 85+: 99

Top Prescribed Drugs (Medicare Part D)

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

What DARREN JOHNSON, ACNPC-AG 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
Prednisone
302
Azithromycin
148
Cephalexin
114
Sulfamethoxazole-Trimethoprim
Sulfamethoxazole/Trimethoprim
80
Amoxicillin-Clavulanate Potass
Amoxicillin/Potassium Clav
49
Ciprofloxacin Hcl
49
Methocarbamol
46
Baclofen
36
Lisinopril
32
Ondansetron Hcl
32

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

Emergency Medical Services (Emergency Medicine) Physician Overview

How DARREN JOHNSON, ACNPC-AG fits within the Emergency Medical Services (Emergency Medicine) Physician landscape nationally.

3,616
Emergency Medical Services (Emergency Medicine) Physician Providers in US
55
States with Emergency Medical Services (Emergency Medicine) Physician
394
Avg Claims per Provider

DARREN JOHNSON, ACNPC-AG's 1,894 claims are above the specialty average of 394.

Nearby Emergency Medical Services (Emergency Medicine) Physician Providers in Arizona

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

Compare Emergency Medical Services (Emergency Medicine) Physician nationally: see state-by-state distribution →

Frequently Asked Questions

What is DARREN JOHNSON, ACNPC-AG's specialty?
DARREN JOHNSON, ACNPC-AG specializes in Emergency Medical Services (Emergency Medicine) Physician and practices in BULLHEAD CITY, Arizona. Credentials: ACNPC-AG.
How much does DARREN JOHNSON, ACNPC-AG prescribe under Medicare Part D?
In 2023, DARREN JOHNSON, ACNPC-AG wrote 1,894 Medicare Part D claims totaling $85K in drug costs for 727 beneficiaries.
Where is DARREN JOHNSON, ACNPC-AG located?
DARREN JOHNSON, ACNPC-AG is located at 3015 HIGHWAY 95 STE 106, BULLHEAD CITY, AZ, 86442. Phone: (928) 201-0881.
What is DARREN JOHNSON, ACNPC-AG's NPI number?
DARREN JOHNSON, ACNPC-AG's National Provider Identifier (NPI) is 1205328382, issued on 06/04/2018.
Does DARREN JOHNSON, ACNPC-AG prescribe more brand-name or generic drugs?
DARREN JOHNSON, ACNPC-AG's prescribing is 6% brand-name and 94% generic drugs by claim count, with $64K in brand drug costs.
Does DARREN JOHNSON, ACNPC-AG prescribe opioids?
Yes, DARREN JOHNSON, ACNPC-AG had 13 opioid claims in 2023 with an opioid prescribing rate of 0.7%.
How many Emergency Medical Services (Emergency Medicine) Physician providers are there in the US?
There are 3,616 Emergency Medical Services (Emergency Medicine) Physician providers across 55 states in the US. The average Emergency Medical Services (Emergency Medicine) Physician provider writes 394 Medicare Part D claims per year.
What drugs does DARREN JOHNSON, ACNPC-AG prescribe most often?
Based on 2023 Medicare Part D data, DARREN JOHNSON, ACNPC-AG's most frequently prescribed drugs include Prednisone, Azithromycin, Cephalexin. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does DARREN JOHNSON, ACNPC-AG accept Medicare?
DARREN JOHNSON, ACNPC-AG appears in CMS Medicare data with 1,894 Part D claims and 727 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify DARREN JOHNSON, ACNPC-AG's credentials?
DARREN JOHNSON, ACNPC-AG's NPI is 1205328382 with credentials ACNPC-AG. 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