2026 NPPES data Ph.D. Medical Genetics NPI 1639195654 M.D.
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TARIQ MIRZA, M.D.

Ph.D. Medical Genetics in MODESTO, California. 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
2K
Medicare Part D claims · 105 beneficiaries · Ph.D. Medical Genetics avg: 984
Generic prescribing
96%
generic claims · 4% brand-name · higher generic rates reduce patient out-of-pocket costs
What the federal data reveals: TARIQ MIRZA, M.D. is a Ph.D. Medical Genetics ([object Object]) practicing in MODESTO, California with a Medicare Part D prescribing footprint of 2K claims across 105 beneficiaries — 4% brand-name prescribing .

What stands out: TARIQ MIRZA, M.D. filed 1,679 Medicare Part D claims in 2023 across MODESTO, California. Every figure on this page comes straight from federal CMS records, with no proprietary rating applied.

TARIQ MIRZA, M.D. at a glance

Quality data not reported

NPI registry status

Active

Issued 07/14/2006

NPI 1639195654

Primary specialty

Ph.D. Medical Genetics

Rare

357 US NPIs in this specialty

Medicare Part D claims

1,679 71% vs specialty avg

2023 prescription claims

Specialty avg: 984

Specialty distribution in California

How Ph.D. Medical Genetics compares to other specialties among California providers

California providers

Ph.D. Medical Genetics share within California

1. Ph.D. Medical Genetics42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Ph.D. Medical Genetics share within California

Specialty board-certification context

Estimated specialty board-certified rate — Ph.D. Medical Genetics (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
Ph.D. Medical Genetics ABMS/AOA estimate

Est. board-certified rate (Ph.D. Medical Genetics) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Ph.D. Medical Genetics) — 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).

TARIQ MIRZA, M.D. is a Ph.D. Medical Genetics provider practicing in MODESTO, California, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: M.D.. NPI: 1639195654. 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.

TARIQ MIRZA, M.D. appears in the CMS NPPES registry as a Ph.D. Medical Genetics provider holding M.D. credentials at 3609 OAKDALE RD, MODESTO, CA, 95357, with a listed phone of (209) 551-8888. NPI 1639195654 was issued on 07/14/2006. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what MIRZA 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 1,679 prescription claims written by this provider, covering 105 Medicare beneficiaries and totaling roughly $113K in drug spend, split 4% brand-name and 96% generic by claim count, with an opioid prescribing rate of 38.1%. 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.

Ph.D. Medical Genetics is a narrow specialty nationwide, with 357 enrolled providers across 46 states and an average of 984 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

3609 OAKDALE RD
MODESTO, CA 95357

Provider Details

NPI 1639195654
Specialty Ph.D. Medical Genetics
Credentials M.D.
Gender Male
NPI Issued 07/14/2006

License & disciplinary context — California MBC 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 ~150K California medical licensees in 2023 — they are NOT specific to TARIQ MIRZA, M.D.. To verify TARIQ MIRZA, M.D.'s current license status, search the MBC public license lookup directly, or check the Federation of State Medical Boards (FSMB) verification service.

576
Total board actions, California 2023
Across 556 cases
3.84
Actions per 1,000 licensees
California statewide rate
probation
Most common action type
186 cases

MBC 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 California disciplinary trends page. Cross-checked against FSMB U.S. Medical Regulatory Trends.

Brand vs generic prescribing mix · Generic-heavy

TARIQ MIRZA, M.D. — brand share 4.0%
Specialty average (est.)

4% brand-name claims vs 96% generic, on 1,679 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.

1,679
Total Claims
$113K
Total Drug Cost
105
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
1,809
Total Day Supply
52,325
Brand vs Generic
4% brand / 96% generic
Brand Drug Cost
$75K
Generic Drug Cost
$38K
Opioid Claims
639 (38.1% rate)
Antibiotic Claims
34

Patient Demographics

Average Patient Age
65.7 years
Avg HCC Risk Score
1.00
Gender Split
43% female / 57% male
Age Distribution
<65: 39, 65-74: 50, 75-84: N/A, 85+: N/A

Top Prescribed Drugs (Medicare Part D)

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

Drug Claims
Hydrocodone-Acetaminophen
Hydrocodone/Acetaminophen
355
Oxycodone Hcl
182
Gabapentin
142
Alprazolam
60
Zolpidem Tartrate
47
Baclofen
43
Duloxetine Hcl
38
Lorazepam
34
Cyclobenzaprine Hcl
33
Ibuprofen
33

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

Ph.D. Medical Genetics Overview

How TARIQ MIRZA, M.D. fits within the Ph.D. Medical Genetics landscape nationally.

357
Ph.D. Medical Genetics Providers in US
46
States with Ph.D. Medical Genetics
984
Avg Claims per Provider

TARIQ MIRZA, M.D.'s 1,679 claims are above the specialty average of 984.

Nearby Ph.D. Medical Genetics Providers in California

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

Compare Ph.D. Medical Genetics nationally: see state-by-state distribution →

Frequently Asked Questions

What is TARIQ MIRZA, M.D.'s specialty?
TARIQ MIRZA, M.D. specializes in Ph.D. Medical Genetics and practices in MODESTO, California. Credentials: M.D..
How much does TARIQ MIRZA, M.D. prescribe under Medicare Part D?
In 2023, TARIQ MIRZA, M.D. wrote 1,679 Medicare Part D claims totaling $113K in drug costs for 105 beneficiaries.
Where is TARIQ MIRZA, M.D. located?
TARIQ MIRZA, M.D. is located at 3609 OAKDALE RD, MODESTO, CA, 95357. Phone: (209) 551-8888.
What is TARIQ MIRZA, M.D.'s NPI number?
TARIQ MIRZA, M.D.'s National Provider Identifier (NPI) is 1639195654, issued on 07/14/2006.
Does TARIQ MIRZA, M.D. prescribe more brand-name or generic drugs?
TARIQ MIRZA, M.D.'s prescribing is 4% brand-name and 96% generic drugs by claim count, with $75K in brand drug costs.
Does TARIQ MIRZA, M.D. prescribe opioids?
Yes, TARIQ MIRZA, M.D. had 639 opioid claims in 2023 with an opioid prescribing rate of 38.1%.
How many Ph.D. Medical Genetics providers are there in the US?
There are 357 Ph.D. Medical Genetics providers across 46 states in the US. The average Ph.D. Medical Genetics provider writes 984 Medicare Part D claims per year.
What drugs does TARIQ MIRZA, M.D. prescribe most often?
Based on 2023 Medicare Part D data, TARIQ MIRZA, M.D.'s most frequently prescribed drugs include Hydrocodone-Acetaminophen, Oxycodone Hcl, Gabapentin. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does TARIQ MIRZA, M.D. accept Medicare?
TARIQ MIRZA, M.D. appears in CMS Medicare data with 1,679 Part D claims and 105 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify TARIQ MIRZA, M.D.'s credentials?
TARIQ MIRZA, M.D.'s NPI is 1639195654 with credentials M.D.. 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