MARYANN CHOY-AMES, PHARMD
Pharmacotherapy Pharmacist in CHARLOTTE, North Carolina. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.
What stands out: MARYANN CHOY-AMES, PHARMD filed 1,467 Medicare Part D claims in 2023 across CHARLOTTE, North Carolina. Every figure on this page comes straight from federal CMS records, with no proprietary rating applied.
MARYANN CHOY-AMES, PHARMD at a glance
Quality data not reportedPrimary specialty
Medicare Part D claims
Specialty distribution in North Carolina
How Pharmacotherapy Pharmacist compares to other specialties among North Carolina providers
Pharmacotherapy Pharmacist share within North Carolina
Pharmacotherapy Pharmacist is one of the more visible NUCC categories in North Carolina
Each bar reflects the share of in-state providers whose primary NUCC taxonomy matches the specialty. Long tail of ~690 NUCC codes folded into "Other" to keep the comparison legible.
Specialty board-certification context
Estimated specialty board-certified rate — Pharmacotherapy Pharmacist (ABMS / AOA reference)
- Est. board-certified rate
- 78%
- Pharmacotherapy Pharmacist ABMS/AOA estimate
Est. board-certified rate (Pharmacotherapy Pharmacist) — ABMS / AOA estimate
Verify credentials
- Verify via ABMS free public lookup
- Verify via AOA osteopathic boards
- Specialty volume Pharmacotherapy Pharmacist US NPIs
Specialty board-certified rate — Pharmacotherapy Pharmacist estimate
Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus Maintenance of Certification cycles. CMS does not publish a per-provider board-certification field; the figure shown is the specialty-level estimated rate from ABMS / AOA reference data.
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).
MARYANN CHOY-AMES, PHARMD is a Pharmacotherapy Pharmacist provider practicing in CHARLOTTE, North Carolina, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: PHARMD. NPI: 1306342035. 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.
MARYANN CHOY-AMES, PHARMD appears in the CMS NPPES registry as a Pharmacotherapy Pharmacist provider holding PHARMD credentials at 200 HAWTHORNE LN, CHARLOTTE, NC, 28204, with a listed phone of (704) 316-4610. NPI 1306342035 was issued on 04/02/2018. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what CHOY-AMES 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 1,467 prescription claims written by this provider, covering 357 Medicare beneficiaries and totaling roughly $1.8 million in drug spend, split 92% brand-name and 8% 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
Provider Details
| NPI | 1306342035 |
|---|---|
| Specialty | Pharmacotherapy Pharmacist |
| Credentials | PHARMD |
| Gender | Female |
| NPI Issued | 04/02/2018 |
Verify this provider's license
PlainDoctor pulls this profile from the CMS NPPES public registry. Confirm MARYANN CHOY-AMES, PHARMD's current license status, disciplinary history, and board certifications with the North Carolina Medical Board in North Carolina before relying on this page for a clinical or care decision.
How we sourced this profile
Brand vs generic prescribing mix · Brand-heavy
92% brand-name claims vs 8% generic, on 1,467 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.
Prescribing Breakdown
- 30-Day Fills
- 3,432
- Total Day Supply
- 102,858
- Brand vs Generic
- 92% brand / 8% generic
- Brand Drug Cost
- $1.8M
- Generic Drug Cost
- $4K
Patient Demographics
- Average Patient Age
- 76.7 years
- Avg HCC Risk Score
- 2.07
- Gender Split
- 43% female / 57% male
- Age Distribution
- <65: 14, 65-74: 126, 75-84: 155, 85+: 62
Top Prescribed Drugs (Medicare Part D)
Top drugs by claim count for calendar year 2023. Based on Medicare Part D data only.
| Drug | Claims |
|---|---|
| Eliquis Apixaban | 651 |
| Xarelto Rivaroxaban | 316 |
| Jardiance Empagliflozin | 219 |
| Farxiga Dapagliflozin Propanediol | 88 |
| Entresto Sacubitril/Valsartan | 43 |
| Repatha Sureclick Evolocumab | 27 |
| Spironolactone | 18 |
| Metoprolol Succinate | 17 |
| Isosorbide Mononitrate Er Isosorbide Mononitrate | 12 |
| Atorvastatin Calcium | 11 |
* Counts below 11 are suppressed by CMS for patient privacy. Generic names shown where available from CMS Part D data.
Pharmacotherapy Pharmacist Overview
How MARYANN CHOY-AMES, PHARMD fits within the Pharmacotherapy Pharmacist landscape nationally.
MARYANN CHOY-AMES, PHARMD's 1,467 claims are above the specialty average of 397.
Nearby Pharmacotherapy Pharmacist Providers in North Carolina
Other clinicians with the same primary specialty enrolled in North Carolina, drawn from the same CMS NPPES roster as CHOY-AMES.
Compare Pharmacotherapy Pharmacist nationally: see state-by-state distribution →
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Frequently Asked Questions
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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