ANDREW BROCKENBROUGH, MD
Nephrology Physician in KENT, Washington. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.
What the federal data shows
ANDREW BROCKENBROUGH, MD filed 4,251 Medicare Part D claims in 2023 as a Nephrology Physician in KENT, Washington, prescribing 89% generic.
- 4K
- Part D claims, 2023
- 89%
- 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.
ANDREW BROCKENBROUGH, MD's Medicare Part D volume vs every U.S. prescriber
Total Medicare Part D claims, 2023 — across all CMS prescribers nationally
4,251 Top 8% higher than 92% of 1,370,886 prescribers
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
ANDREW BROCKENBROUGH, 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 ANDREW BROCKENBROUGH, MD?
Quality data not reportedPrimary specialty
Medicare Part D claims
Specialty distribution in Washington
How Nephrology Physician compares to other specialties among Washington providers
Nephrology Physician share within Washington
Nephrology Physician is one of the more visible NUCC categories in Washington
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 — Nephrology Physician (ABMS / AOA reference)
- Est. board-certified rate
- 78%
- Nephrology Physician ABMS/AOA estimate
Est. board-certified rate (Nephrology Physician) — ABMS / AOA estimate
Verify credentials
- Verify via ABMS free public lookup
- Verify via AOA osteopathic boards
- Specialty volume Nephrology Physician US NPIs
Specialty board-certified rate — Nephrology Physician 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).
ANDREW BROCKENBROUGH, MD appears in the CMS NPPES registry as a Nephrology Physician provider holding MD credentials at 24920 104TH AVE SE, KENT, WA, 98030, with a listed phone of (425) 690-3544. NPI 1316994288 was issued on 05/27/2006. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what BROCKENBROUGH 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 4,251 prescription claims written by this provider, covering 394 Medicare beneficiaries and totaling roughly $328K in drug spend, split 11% brand-name and 89% generic by claim count, with an opioid prescribing rate of 2.4%. 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.
Nephrology Physician is a mid-sized specialty nationwide, with 10,534 enrolled providers across 55 states and an average of 1,454 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 | 1316994288 |
|---|---|
| Specialty | Nephrology Physician |
| Credentials | MD |
| Gender | Male |
| NPI Issued | 05/27/2006 |
Verify this provider's license
PlainDoctor pulls this profile from the CMS NPPES public registry. Confirm ANDREW BROCKENBROUGH, MD's current license status, disciplinary history, and board certifications with the Washington State Department of Health, Medical Quality Assurance Commission in Washington before relying on this page for a clinical or care decision.
How we sourced this profile
Hospital and facility affiliations
Facilities where ANDREW BROCKENBROUGH, 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.
Affiliations sourced from CMS Doctors and Clinicians National Downloadable File; hospital ratings from CMS Hospital General Information dataset (cross-referenced by facility name + state).
License & disciplinary context — Washington WMC 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 ~34K Washington medical licensees in 2023 — they are NOT specific to ANDREW BROCKENBROUGH, MD. To verify ANDREW BROCKENBROUGH, MD's current license status, search the WMC public license lookup directly, or check the Federation of State Medical Boards (FSMB) verification service.
WMC 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 Washington disciplinary trends page. Cross-checked against FSMB U.S. Medical Regulatory Trends.
Brand vs generic prescribing mix · Typical
11% brand-name claims vs 89% generic, on 4,251 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
- 8,111
- Total Day Supply
- 234,258
- Brand vs Generic
- 11% brand / 89% generic
- Brand Drug Cost
- $221K
- Generic Drug Cost
- $102K
- Opioid Claims
- 101 (2.4% rate)
- Antibiotic Claims
- 97
Patient Demographics
- Average Patient Age
- 71.3 years
- Avg HCC Risk Score
- 4.02
- Gender Split
- 48% female / 52% male
- Age Distribution
- <65: 84, 65-74: 143, 75-84: 111, 85+: 56
Top Prescribed Drugs (Medicare Part D)
Top drugs by claim count for calendar year 2023. Based on Medicare Part D data only.
What ANDREW BROCKENBROUGH, MD prescribes most
Top Medicare Part D drugs by claim count, 2023
- Furosemide
Furosemide
378 claims
- Amlodipine Besylate
Amlodipine Besylate
235 claims
- Atorvastatin Calcium
Atorvastatin Calcium
172 claims
- Losartan Potassium
Losartan Potassium
159 claims
- Allopurinol
Allopurinol
153 claims
- Carvedilol 138
Carvedilol
138 claims
- Prednisone 119
Prednisone
119 claims
- Tamsulosin Hcl 96
Tamsulosin Hcl
96 claims
| Drug | Claims |
|---|---|
| Furosemide | 378 |
| Amlodipine Besylate | 235 |
| Atorvastatin Calcium | 172 |
| Losartan Potassium | 159 |
| Allopurinol | 153 |
| Carvedilol | 138 |
| Prednisone | 119 |
| Tamsulosin Hcl | 96 |
| Metoprolol Succinate | 93 |
| Lisinopril | 88 |
* Counts below 11 are suppressed by CMS for patient privacy. Generic names shown where available from CMS Part D data.
Nephrology Physician Overview
How ANDREW BROCKENBROUGH, MD fits within the Nephrology Physician landscape nationally.
ANDREW BROCKENBROUGH, MD's 4,251 claims are above the specialty average of 1,454.
Nearby Nephrology Physician Providers in Washington
Other clinicians with the same primary specialty enrolled in Washington, drawn from the same CMS NPPES roster as BROCKENBROUGH.
Compare Nephrology Physician 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