2026 NPPES data Pharmacotherapy Pharmacist NPI 1194871061 PHARMD
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LOUIS ZAWAIDEH, PHARMD

Pharmacotherapy Pharmacist in TROY, Michigan. 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
159
Medicare Part D claims · 137 beneficiaries · Pharmacotherapy Pharmacist avg: 397
Generic prescribing
0%
generic claims · 100% brand-name · higher generic rates reduce patient out-of-pocket costs

What the federal data shows

LOUIS ZAWAIDEH, PHARMD filed 159 Medicare Part D claims in 2023 as a Pharmacotherapy Pharmacist in TROY, Michigan, prescribing 0% generic.

159
Part D claims, 2023
0%
generic prescribing

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.

LOUIS ZAWAIDEH, PHARMD's Medicare Part D volume vs every U.S. prescriber

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

159 35th percentile higher than 35% 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 LOUIS ZAWAIDEH, PHARMD?

Quality data not reported

NPI registry status

Active

Issued 01/25/2007

NPI 1194871061

Primary specialty

Pharmacotherapy Pharmacist

Mid-sized

5,925 US NPIs in this specialty

Medicare Part D claims

159 60% vs specialty avg

2023 prescription claims

Specialty avg: 397

Specialty distribution in Michigan

How Pharmacotherapy Pharmacist compares to other specialties among Michigan providers

Michigan providers

Pharmacotherapy Pharmacist share within Michigan

1. Pharmacotherapy Pharmacist42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Pharmacotherapy Pharmacist share within Michigan

Specialty board-certification context

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

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

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

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

LOUIS ZAWAIDEH, PHARMD is a Pharmacotherapy Pharmacist provider practicing in TROY, Michigan, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: PHARMD. NPI: 1194871061. 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.

LOUIS ZAWAIDEH, PHARMD appears in the CMS NPPES registry as a Pharmacotherapy Pharmacist provider holding PHARMD credentials at 1179 MAPLELAWN DR, TROY, MI, 48084, with a listed phone of (800) 422-3227. NPI 1194871061 was issued on 01/25/2007. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what ZAWAIDEH 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 159 prescription claims written by this provider, covering 137 Medicare beneficiaries and totaling roughly $43K in drug spend, split 100% brand-name and 0% generic by claim count. 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.

Pharmacotherapy Pharmacist is a mid-sized specialty nationwide, with 5,925 enrolled providers across 53 states and an average of 397 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

1179 MAPLELAWN DR
TROY, MI 48084

Provider Details

NPI 1194871061
Specialty Pharmacotherapy Pharmacist
Credentials PHARMD
Gender Male
NPI Issued 01/25/2007

License & disciplinary context — Michigan MI-BOM 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 ~41K Michigan medical licensees in 2023 — they are NOT specific to LOUIS ZAWAIDEH, PHARMD. To verify LOUIS ZAWAIDEH, PHARMD's current license status, search the MI-BOM public license lookup directly, or check the Federation of State Medical Boards (FSMB) verification service.

123
Total board actions, Michigan 2023
Across 120 cases
3.00
Actions per 1,000 licensees
Michigan statewide rate
probation
Most common action type
44 cases

MI-BOM 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 Michigan disciplinary trends page. Cross-checked against FSMB U.S. Medical Regulatory Trends.

Brand vs generic prescribing mix · Brand-heavy

LOUIS ZAWAIDEH, PHARMD — brand share 100.0%
Specialty average (est.)

100% brand-name claims vs 0% generic, on 159 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.

159
Total Claims
$43K
Total Drug Cost
137
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
159
Total Day Supply
159
Brand vs Generic
100% brand / 0% generic
Brand Drug Cost
$43K
Generic Drug Cost
$0

Patient Demographics

Average Patient Age
74.9 years
Avg HCC Risk Score
0.91
Gender Split
62% female / 38% male

Top Prescribed Drugs (Medicare Part D)

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

Drug Claims
Arexvy
Rsvpref3 Antigen/As01e/Pf
111
Shingrix
Varicella-Zoster Ge/As01b/Pf
39

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

Pharmacotherapy Pharmacist Overview

How LOUIS ZAWAIDEH, PHARMD fits within the Pharmacotherapy Pharmacist landscape nationally.

5,925
Pharmacotherapy Pharmacist Providers in US
53
States with Pharmacotherapy Pharmacist
397
Avg Claims per Provider

LOUIS ZAWAIDEH, PHARMD's 159 claims are below the specialty average of 397.

Nearby Pharmacotherapy Pharmacist Providers in Michigan

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

Compare Pharmacotherapy Pharmacist nationally: see state-by-state distribution →

Frequently Asked Questions

What is LOUIS ZAWAIDEH, PHARMD's specialty?
LOUIS ZAWAIDEH, PHARMD specializes in Pharmacotherapy Pharmacist and practices in TROY, Michigan. Credentials: PHARMD.
How much does LOUIS ZAWAIDEH, PHARMD prescribe under Medicare Part D?
In 2023, LOUIS ZAWAIDEH, PHARMD wrote 159 Medicare Part D claims totaling $43K in drug costs for 137 beneficiaries.
Where is LOUIS ZAWAIDEH, PHARMD located?
LOUIS ZAWAIDEH, PHARMD is located at 1179 MAPLELAWN DR, TROY, MI, 48084. Phone: (800) 422-3227.
What is LOUIS ZAWAIDEH, PHARMD's NPI number?
LOUIS ZAWAIDEH, PHARMD's National Provider Identifier (NPI) is 1194871061, issued on 01/25/2007.
Does LOUIS ZAWAIDEH, PHARMD prescribe more brand-name or generic drugs?
LOUIS ZAWAIDEH, PHARMD's prescribing is 100% brand-name and 0% generic drugs by claim count, with $43K in brand drug costs.
How many Pharmacotherapy Pharmacist providers are there in the US?
There are 5,925 Pharmacotherapy Pharmacist providers across 53 states in the US. The average Pharmacotherapy Pharmacist provider writes 397 Medicare Part D claims per year.
What drugs does LOUIS ZAWAIDEH, PHARMD prescribe most often?
Based on 2023 Medicare Part D data, LOUIS ZAWAIDEH, PHARMD's most frequently prescribed drugs include Arexvy, Shingrix. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does LOUIS ZAWAIDEH, PHARMD accept Medicare?
LOUIS ZAWAIDEH, PHARMD appears in CMS Medicare data with 159 Part D claims and 137 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify LOUIS ZAWAIDEH, PHARMD's credentials?
LOUIS ZAWAIDEH, PHARMD's NPI is 1194871061 with credentials PHARMD. 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