2026 NPPES data Psychiatric/Mental Health Nurse Practitioner NPI 1639542640 DNP
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CHAI LO, DNP

Psychiatric/Mental Health Nurse Practitioner in MINNEAPOLIS, Minnesota. 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
97
Medicare Part D claims · 23 beneficiaries · Psychiatric/Mental Health Nurse Practitioner avg: 927
MIPS score
91.4268/100
▲ 8 pts above national avg 83.1 · [object Object]

What the federal data shows

CHAI LO, DNP reported a CMS MIPS final score of 91.4268/100 — above the 83.1 national average — and filed 97 Medicare Part D claims in 2023.

91.4268/100
MIPS score · +8 vs avg
97
Part D claims, 2023

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.

CHAI LO, DNP's MIPS score vs every scored U.S. clinician

CMS Merit-based Incentive Payment System (MIPS) final score, 2023 — the federal quality measure

91 Top 37% higher than 63% of 477,587 scored providers

0–10: 8,684 scored providers (2%). Below this entry. 10–20: 3,008 scored providers (1%). Below this entry. 20–30: 3,069 scored providers (1%). Below this entry. 30–40: 2,746 scored providers (1%). Below this entry. 40–50: 2,928 scored providers (1%). Below this entry. 50–60: 5,882 scored providers (1%). Below this entry. 60–70: 13,906 scored providers (3%). Below this entry. 70–80: 118,074 scored providers (25%). Below this entry. 80–90: 129,887 scored providers (27%). Below this entry. 90–100: 189,403 scored providers (40%). This entry sits in this band. This provider 0 100 every MIPS-scored clinician, bucketed by value

Each bar is a band; taller bars hold more scored providers. 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 Merit-based Incentive Payment System (MIPS) · 2023

What does the federal data show about CHAI LO, DNP?

High performer (top quartile)

NPI registry status

Active

Issued 11/12/2015

NPI 1639542640

Primary specialty

Psychiatric/Mental Health Nurse Practitioner

Mid-sized

39,953 US NPIs in this specialty

Medicare Part D claims

97 90% vs specialty avg

2023 prescription claims

Specialty avg: 927

MIPS final score

91.4268/100 8.326800000000006% pts

Exceptional band

vs 83.1 national avg

Specialty distribution in Minnesota

How Psychiatric/Mental Health Nurse Practitioner compares to other specialties among Minnesota providers

Minnesota providers

Psychiatric/Mental Health Nurse Practitioner share within Minnesota

1. Psychiatric/Mental Health Nurse Practitioner42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Psychiatric/Mental Health Nurse Practitioner share within Minnesota

Medicare quality performance — MIPS

CHAI LO, DNP's 2023 MIPS final score plotted against the Psychiatric/Mental Health Nurse Practitioner national average

High performer (top quartile)
MIPS Final Score
91.4268/100
vs 83.1 national avg · 2023 performance year

MIPS final score (Psychiatric/Mental Health Nurse Practitioner) — 91.4268/100 vs national avg 83.1

0%100%National avg83%91.4%
MIPS final score (Psychiatric/Mental Health Nurse Practitioner) — 91.4268/100 vs national avg 83.1

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).

CHAI LO, DNP appears in the CMS NPPES registry as a Psychiatric/Mental Health Nurse Practitioner provider holding DNP credentials at 525 PORTLAND AVE # MC963, MINNEAPOLIS, MN, 55415, with a listed phone of (612) 348-5553. NPI 1639542640 was issued on 11/12/2015. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what LO 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 97 prescription claims written by this provider, covering 23 Medicare beneficiaries and totaling roughly $12K in drug spend. 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. On the CMS Merit-based Incentive Payment System, this provider earned a Final Score of 91.4268/100 for the 2023 performance year (Quality 78.7821, Cost 62.8019), compared with the national average of 83.1.

Psychiatric/Mental Health Nurse Practitioner is a mid-sized specialty nationwide, with 39,953 enrolled providers across 54 states and an average of 927 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

525 PORTLAND AVE # MC963
MINNEAPOLIS, MN 55415

Provider Details

NPI 1639542640
Specialty Psychiatric/Mental Health Nurse Practitioner
Credentials DNP
Gender Female
NPI Issued 11/12/2015

CMS Quality Score (MIPS)

Merit-based Incentive Payment System (MIPS) scores from CMS, 2023 performance year.

91.4268
Final Score
Avg: 83.1
78.7821
Quality
62.8019
Cost
100
Promoting Interoperability

Reporting: Group practice

Hospital and facility affiliations

Facilities where CHAI LO, DNP 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.

HENNEPIN COUNTY
MINNEAPOLIS, MN
HENNEPIN HEALTHCARE SYSTEM INC
MINNEAPOLIS, MN

Affiliations sourced from CMS Doctors and Clinicians National Downloadable File; hospital ratings from CMS Hospital General Information dataset (cross-referenced by facility name + state).

Medicare Part D Prescribing Data

CMS Medicare Part D prescriber-level data for calendar year 2023.

97
Total Claims
$12K
Total Drug Cost
23
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
97
Total Day Supply
2,599
Generic Drug Cost
$2K

Patient Demographics

Average Patient Age
55.8 years
Avg HCC Risk Score
1.62

Top Prescribed Drugs (Medicare Part D)

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

Drug Claims
Trazodone Hcl
13

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

Psychiatric/Mental Health Nurse Practitioner Overview

How CHAI LO, DNP fits within the Psychiatric/Mental Health Nurse Practitioner landscape nationally.

39,953
Psychiatric/Mental Health Nurse Practitioner Providers in US
54
States with Psychiatric/Mental Health Nurse Practitioner
927
Avg Claims per Provider

CHAI LO, DNP's 97 claims are below the specialty average of 927.

Nearby Psychiatric/Mental Health Nurse Practitioner Providers in Minnesota

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

Compare Psychiatric/Mental Health Nurse Practitioner nationally: see state-by-state distribution →

Frequently Asked Questions

What is CHAI LO, DNP's specialty?
CHAI LO, DNP specializes in Psychiatric/Mental Health Nurse Practitioner and practices in MINNEAPOLIS, Minnesota. Credentials: DNP.
How much does CHAI LO, DNP prescribe under Medicare Part D?
In 2023, CHAI LO, DNP wrote 97 Medicare Part D claims totaling $12K in drug costs for 23 beneficiaries.
What is CHAI LO, DNP's Medicare quality score?
CHAI LO, DNP has a CMS MIPS Final Score of 91.4268/100 (Quality: 78.7821, Cost: 62.8019). The national average MIPS Final Score is 83.1. Source: CMS Merit-based Incentive Payment System (MIPS) 2023.
Where is CHAI LO, DNP located?
CHAI LO, DNP is located at 525 PORTLAND AVE # MC963, MINNEAPOLIS, MN, 55415. Phone: (612) 348-5553.
What is CHAI LO, DNP's NPI number?
CHAI LO, DNP's National Provider Identifier (NPI) is 1639542640, issued on 11/12/2015.
How many Psychiatric/Mental Health Nurse Practitioner providers are there in the US?
There are 39,953 Psychiatric/Mental Health Nurse Practitioner providers across 54 states in the US. The average Psychiatric/Mental Health Nurse Practitioner provider writes 927 Medicare Part D claims per year.
What drugs does CHAI LO, DNP prescribe most often?
Based on 2023 Medicare Part D data, CHAI LO, DNP's most frequently prescribed drugs include Trazodone Hcl. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does CHAI LO, DNP accept Medicare?
CHAI LO, DNP appears in CMS Medicare data with 97 Part D claims and 23 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify CHAI LO, DNP's credentials?
CHAI LO, DNP's NPI is 1639542640 with credentials DNP. 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.
Quality Performance
CMS Merit-based Incentive Payment System (MIPS) — 2023 performance year.
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