2026 NPPES data MOHS-Micrographic Surgery Physician NPI 1053522573 D.O.
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ALISON TAM, D.O.

MOHS-Micrographic Surgery Physician in LAS VEGAS, Nevada. 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
256
Medicare Part D claims · 68 beneficiaries · MOHS-Micrographic Surgery Physician avg: 607
Generic prescribing
88%
generic claims · 12% brand-name · higher generic rates reduce patient out-of-pocket costs
Industry payments
$1.2K
29 payments · CMS Open Payments (Sunshine Act)
What the federal data reveals: ALISON TAM, D.O. is a MOHS-Micrographic Surgery Physician ([object Object]) practicing in LAS VEGAS, Nevada with a Medicare Part D prescribing footprint of 256 claims across 68 beneficiaries — 12% brand-name prescribing . Industry payments of $1.2K across 29 transactions are disclosed under CMS Open Payments (Sunshine Act).

What stands out: ALISON TAM, D.O. filed 256 Medicare Part D claims in 2023 across LAS VEGAS, Nevada. Every figure on this page comes straight from federal CMS records, with no proprietary rating applied.

Board-eligible specialty (heuristic — not verified)

ALISON TAM, D.O. 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).

ALISON TAM, D.O. at a glance

Quality data not reported

NPI registry status

Active

Issued 05/25/2007

NPI 1053522573

Primary specialty

MOHS-Micrographic Surgery Physician

Niche

1,102 US NPIs in this specialty

Medicare Part D claims

256 58% vs specialty avg

2023 prescription claims

Specialty avg: 607

Specialty distribution in Nevada

How MOHS-Micrographic Surgery Physician compares to other specialties among Nevada providers

Nevada providers

MOHS-Micrographic Surgery Physician share within Nevada

1. MOHS-Micrographic Surgery Physician42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
MOHS-Micrographic Surgery Physician share within Nevada

Specialty board-certification context

Estimated specialty board-certified rate — MOHS-Micrographic Surgery Physician (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
MOHS-Micrographic Surgery Physician ABMS/AOA estimate

Est. board-certified rate (MOHS-Micrographic Surgery Physician) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (MOHS-Micrographic Surgery 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).

ALISON TAM, D.O. is a MOHS-Micrographic Surgery Physician provider practicing in LAS VEGAS, Nevada, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: D.O.. NPI: 1053522573. 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.

ALISON TAM, D.O. appears in the CMS NPPES registry as a MOHS-Micrographic Surgery Physician provider holding D.O. credentials at 8530 W. SUNSET RD #130, LAS VEGAS, NV, 89113, with a listed phone of (702) 822-2100. NPI 1053522573 was issued on 05/25/2007. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what TAM 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 256 prescription claims written by this provider, covering 68 Medicare beneficiaries and totaling roughly $6K in drug spend, split 12% brand-name and 88% 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.

MOHS-Micrographic Surgery Physician is a narrow specialty nationwide, with 1,102 enrolled providers across 52 states and an average of 607 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

8530 W. SUNSET RD #130
LAS VEGAS, NV 89113

Provider Details

NPI 1053522573
Specialty MOHS-Micrographic Surgery Physician
Credentials D.O.
Gender Female
NPI Issued 05/25/2007

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 ALISON TAM, D.O.. Source: openpaymentsdata.cms.gov.

Total received

$1.2K

Largest payer

ABBVIE INC.

Most common payment type

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program

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 · Typical

ALISON TAM, D.O. — brand share 12.0%
Specialty average (est.)

12% brand-name claims vs 88% generic, on 256 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.

256
Total Claims
$6K
Total Drug Cost
68
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
316
Total Day Supply
7,230
Brand vs Generic
12% brand / 88% generic
Brand Drug Cost
$2K
Generic Drug Cost
$4K
Antibiotic Claims
34

Patient Demographics

Average Patient Age
71.3 years
Avg HCC Risk Score
0.61

Top Prescribed Drugs (Medicare Part D)

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

Drug Claims
Finasteride
33
Tranexamic Acid
25
Doxycycline Hyclate
21
Clobetasol Propionate
20
Fluconazole
18
Minoxidil
18
Valacyclovir
Valacyclovir Hcl
12

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

MOHS-Micrographic Surgery Physician Overview

How ALISON TAM, D.O. fits within the MOHS-Micrographic Surgery Physician landscape nationally.

1,102
MOHS-Micrographic Surgery Physician Providers in US
52
States with MOHS-Micrographic Surgery Physician
607
Avg Claims per Provider

ALISON TAM, D.O.'s 256 claims are below the specialty average of 607.

Nearby MOHS-Micrographic Surgery Physician Providers in Nevada

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

Compare MOHS-Micrographic Surgery Physician nationally: see state-by-state distribution →

Frequently Asked Questions

What is ALISON TAM, D.O.'s specialty?
ALISON TAM, D.O. specializes in MOHS-Micrographic Surgery Physician and practices in LAS VEGAS, Nevada. Credentials: D.O..
How much does ALISON TAM, D.O. prescribe under Medicare Part D?
In 2023, ALISON TAM, D.O. wrote 256 Medicare Part D claims totaling $6K in drug costs for 68 beneficiaries.
Where is ALISON TAM, D.O. located?
ALISON TAM, D.O. is located at 8530 W. SUNSET RD #130, LAS VEGAS, NV, 89113. Phone: (702) 822-2100.
What is ALISON TAM, D.O.'s NPI number?
ALISON TAM, D.O.'s National Provider Identifier (NPI) is 1053522573, issued on 05/25/2007.
Does ALISON TAM, D.O. prescribe more brand-name or generic drugs?
ALISON TAM, D.O.'s prescribing is 12% brand-name and 88% generic drugs by claim count, with $2K in brand drug costs.
How many MOHS-Micrographic Surgery Physician providers are there in the US?
There are 1,102 MOHS-Micrographic Surgery Physician providers across 52 states in the US. The average MOHS-Micrographic Surgery Physician provider writes 607 Medicare Part D claims per year.
What drugs does ALISON TAM, D.O. prescribe most often?
Based on 2023 Medicare Part D data, ALISON TAM, D.O.'s most frequently prescribed drugs include Finasteride, Tranexamic Acid, Doxycycline Hyclate. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does ALISON TAM, D.O. accept Medicare?
ALISON TAM, D.O. appears in CMS Medicare data with 256 Part D claims and 68 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify ALISON TAM, D.O.'s credentials?
ALISON TAM, D.O.'s NPI is 1053522573 with credentials D.O.. 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