2026 NPPES data Allergy & Immunology Physician NPI 1376921452 MD
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SHERRY ZHOU, MD

Allergy & Immunology Physician in ANN ARBOR, 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
30
Medicare Part D claims · 16 beneficiaries · Allergy & Immunology Physician avg: 764
Generic prescribing
60%
generic claims · 40% brand-name · higher generic rates reduce patient out-of-pocket costs

What the federal data shows

SHERRY ZHOU, MD filed 30 Medicare Part D claims in 2023 as a Allergy & Immunology Physician in ANN ARBOR, Michigan, prescribing 60% generic.

30
Part D claims, 2023
60%
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.

SHERRY ZHOU, MD's Medicare Part D volume vs every U.S. prescriber

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

30 0th percentile higher than 0% 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

Board-eligible specialty (heuristic — not verified)

SHERRY ZHOU, MD practices in an ABMS-board-eligible specialty but we don't have enough CMS-participation signals to confirm active board-certified status. Consult CertificationMatters.org (the official ABMS public lookup).

What does the federal data show about SHERRY ZHOU, MD?

Quality data not reported

NPI registry status

Active

Issued 05/11/2015

NPI 1376921452

Primary specialty

Allergy & Immunology Physician

Niche

3,390 US NPIs in this specialty

Medicare Part D claims

30 96% vs specialty avg

2023 prescription claims

Specialty avg: 764

Specialty distribution in Michigan

How Allergy & Immunology Physician compares to other specialties among Michigan providers

Michigan providers

Allergy & Immunology Physician share within Michigan

1. Allergy & Immunology Physician42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Allergy & Immunology Physician share within Michigan

Specialty board-certification context

Estimated specialty board-certified rate — Allergy & Immunology Physician (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
Allergy & Immunology Physician ABMS/AOA estimate

Est. board-certified rate (Allergy & Immunology Physician) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Allergy & Immunology 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).

SHERRY ZHOU, MD appears in the CMS NPPES registry as a Allergy & Immunology Physician provider holding MD credentials at 1500 E MEDICAL CENTER DR, ANN ARBOR, MI, 48109, with a listed phone of (734) 936-5582. NPI 1376921452 was issued on 05/11/2015. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what ZHOU 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 30 prescription claims written by this provider, covering 16 Medicare beneficiaries and totaling roughly $6K in drug spend, split 40% brand-name and 60% 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.

Allergy & Immunology Physician is a narrow specialty nationwide, with 3,390 enrolled providers across 52 states and an average of 764 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

1500 E MEDICAL CENTER DR
ANN ARBOR, MI 48109

Provider Details

NPI 1376921452
Specialty Allergy & Immunology Physician
Credentials MD
Gender Female
NPI Issued 05/11/2015

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 SHERRY ZHOU, MD. To verify SHERRY ZHOU, MD'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 · Above average

SHERRY ZHOU, MD — brand share 40.0%
Specialty average (est.)

40% brand-name claims vs 60% generic, on 30 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.

30
Total Claims
$6K
Total Drug Cost
16
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
46
Total Day Supply
1,231
Brand vs Generic
40% brand / 60% generic
Brand Drug Cost
$5K
Generic Drug Cost
$782

Patient Demographics

Average Patient Age
73.7 years
Avg HCC Risk Score
1.06
Age Distribution
<65: 0, 65-74: N/A, 75-84: N/A, 85+: 0

Allergy & Immunology Physician Overview

How SHERRY ZHOU, MD fits within the Allergy & Immunology Physician landscape nationally.

3,390
Allergy & Immunology Physician Providers in US
52
States with Allergy & Immunology Physician
764
Avg Claims per Provider

SHERRY ZHOU, MD's 30 claims are below the specialty average of 764.

Nearby Allergy & Immunology Physician Providers in Michigan

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

Compare Allergy & Immunology Physician nationally: see state-by-state distribution →

Frequently Asked Questions

What is SHERRY ZHOU, MD's specialty?
SHERRY ZHOU, MD specializes in Allergy & Immunology Physician and practices in ANN ARBOR, Michigan. Credentials: MD.
How much does SHERRY ZHOU, MD prescribe under Medicare Part D?
In 2023, SHERRY ZHOU, MD wrote 30 Medicare Part D claims totaling $6K in drug costs for 16 beneficiaries.
Where is SHERRY ZHOU, MD located?
SHERRY ZHOU, MD is located at 1500 E MEDICAL CENTER DR, ANN ARBOR, MI, 48109. Phone: (734) 936-5582.
What is SHERRY ZHOU, MD's NPI number?
SHERRY ZHOU, MD's National Provider Identifier (NPI) is 1376921452, issued on 05/11/2015.
Does SHERRY ZHOU, MD prescribe more brand-name or generic drugs?
SHERRY ZHOU, MD's prescribing is 40% brand-name and 60% generic drugs by claim count, with $5K in brand drug costs.
How many Allergy & Immunology Physician providers are there in the US?
There are 3,390 Allergy & Immunology Physician providers across 52 states in the US. The average Allergy & Immunology Physician provider writes 764 Medicare Part D claims per year.
Does SHERRY ZHOU, MD accept Medicare?
SHERRY ZHOU, MD appears in CMS Medicare data with 30 Part D claims and 16 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify SHERRY ZHOU, MD's credentials?
SHERRY ZHOU, MD's NPI is 1376921452 with credentials MD. 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