Sheree Lynn Slack, NPC

  • Houston, TX
  • Gerontology nurse practitioner
NPI1154968279PAC ID8628406220
Medicare patients, 2024
86
Part D claims, 2024
758
Industry payments
$67
Affiliated sites
3
Medical groups
4
Practice address
8588 Katy Fwy Ste 226a Suite 226a, Houston, TX 77024
Practice phone
Call (713) 532-6884
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Harmonycares Medical Group

Primary care practice · Houston, Texas

See all 7 affiliations

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Sheree Lynn Slack is a gerontology nurse practitioner in Houston, Texas

Sheree Slack practices at Harmonycares Medical Group in Houston, Texas.

Sheree Slack's NPI, 1154968279, was assigned on December 9, 2019. Sheree Slack holds Texas license APRNCNP1018576.

NPI and contact details
Medicare PAC ID
8628406220
NPI enumeration date
December 9, 2019
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(713) 532-6884
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
33
Medical school graduation
2019

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Sheree Lynn Slack practices at 2 locations in Houston, Texas

Sheree Slack's primary practice is Harmonycares Medical Group, at 8588 Katy Fwy Ste 226a Suite 226a, Houston, TX 77024. The practice phone is (713) 532-6884. The NPI Registry lists Sheree Slack's practice address as 7322 Southwest Fwy, Houston, TX 77074.

  • Harmonycares Medical GroupPrimary
    8588 Katy Fwy Ste 226a Suite 226a, Houston, TX 77024Phone(713) 532-6884
  • NPI Registry address
    7322 Southwest Fwy, Houston, TX 77074 · Harris County

Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data

Sheree Lynn Slack is affiliated with 3 sites of care and 4 medical groups

Sheree Slack's primary practice is Harmonycares Medical Group in Houston, Texas. The medical group on file is HarmonyCares Medical Group. Dmand AI also links Sheree Slack to 3 more medical groups and 2 group practices and clinics, each named with a free account.

See all 7 affiliations for Sheree Slack

Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dmand AI tracks the EHR system at Sheree Lynn Slack's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Sheree Slack practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Harmonycares Medical GroupAvailable with a free account
+2 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Sheree Lynn Slack is one of 674 gerontology nurse practitioners in Texas

Gerontology is Sheree Slack's primary specialty in the NPI Registry, under taxonomy code 363LG0600X. Sheree Slack is licensed in Texas.

Specialties and state licenses

  • Gerontology nurse practitioner, TexasPrimaryLicense APRNCNP1018576 · taxonomy 363LG0600X

Gerontology nurse practitioners near Sheree Slack

Counts of gerontology nurse practitioners with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Sheree Lynn Slack treated 86 Medicare patients in 2024, average age 82

CMS counts 86 Medicare patients who saw Sheree Slack in 2024. The largest group is 85 and over, with 39 patients. 75% of them have arthritis, and 75% have high blood pressure. 31% are also on Medicaid. Their average risk score is 4.14, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Sheree Slack's median patient age at 72, with 50% women.

Medicare patients, 202486
Average age82
Average risk score4.14
Also on Medicaid31%

Sheree Slack's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Sheree Slack's Medicare patients by sex, 2024

  • Women5969%
  • Men2731%

Chronic conditions among Sheree Slack's Medicare patients, 2024

  1. Arthritis75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Heart failure73%
  5. Chronic kidney disease72%
  6. Ischemic heart disease67%
  7. Alzheimer's and dementia58%
  8. Depression55%

Share of Medicare patients with each condition. A patient can have several.

Sheree Slack's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women50%
  • Men50%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Sheree Lynn Slack wrote 758 Medicare Part D claims in 2024

In 2024, Sheree Slack wrote 758 Medicare Part D claims for 104 patients. 89% of them were for generic drugs.

Part D claims, 2024758
Part D patients104

Sheree Slack's Part D claims by kind of drug, 2024

  • Generic674 claims89%
  • Brand-name70 claims9%
  • Other14 claims2%

Drug classes CMS tracks in Sheree Slack's Part D claims, 2024

  • Opioids12%89 of 758 claims
  • Antibiotics6%48 of 758 claims
  • Antipsychotics, patients 65 and over4%27 of 758 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

Sheree Lynn Slack offers telehealth to Medicare patients

Sheree Slack accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Sheree Slack as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

For MedTech and pharma teams

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Sheree Lynn Slack received $67 in industry payments in 2025

CMS Open Payments shows 1 general payment to Sheree Slack from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Otsuka Pharmaceutical Development & Commercialization, Inc. paid the most, $67.

Companies that paid Sheree Slack the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Sheree Slack

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Sheree Lynn Slack's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Sheree Lynn Slack

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Sheree Lynn Slack's NPI number?

Sheree Lynn Slack's NPI number is 1154968279. It was assigned on December 9, 2019, and it is active in the NPI Registry.

What does Sheree Lynn Slack specialize in?

Sheree Lynn Slack is a gerontology nurse practitioner in Houston, Texas. The primary specialty in the NPI Registry is Gerontology Nurse Practitioner (taxonomy code 363LG0600X).

Where does Sheree Lynn Slack practice?

Sheree Slack practices at 8588 Katy Fwy Ste 226a Suite 226a, Houston, TX 77024. Sheree Slack also practices at 7322 Southwest Fwy, Houston, TX 77074. Sheree Slack's primary practice is Harmonycares Medical Group in Houston, Texas. Dmand AI also links Sheree Slack to 3 medical groups and 2 group practices and clinics.

What is Sheree Lynn Slack's office phone number?

The practice phone on file for Sheree Slack is (713) 532-6884.

What is Sheree Lynn Slack's medical license number?

Sheree Slack holds Texas license APRNCNP1018576.

What medical group is Sheree Lynn Slack part of?

Sheree Slack is linked to HarmonyCares Medical Group. Dmand AI links Sheree Slack to 3 more medical groups.

Does Sheree Lynn Slack accept Medicare?

Yes. CMS lists Sheree Slack as accepting Medicare assignment.

Does Sheree Lynn Slack offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Sheree Slack as offering telehealth services.

How many Medicare patients does Sheree Lynn Slack see?

CMS counts 86 Medicare patients who saw Sheree Slack in 2024, with an average age of 82.

Has Sheree Lynn Slack received payments from drug or device companies?

CMS Open Payments shows $67 in general payments to Sheree Slack from 1 company from 2025 to 2025. The largest total came from Otsuka Pharmaceutical Development & Commercialization, Inc.

How long has Sheree Lynn Slack been practicing?

Sheree Slack graduated from medical school in 2019, 7 years ago.

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