Heather Lynn Hagan, MSN, NPC
- Medicare patients, 2024
- 32
- Part D claims, 2024
- 208
- Hospital affiliations
- 1
- Industry payments
- $203
- Medical groups
- 3
- Practice address
- 301 University Boulevard, Galveston, TX 77555
- Practice phone
- Call (409) 772-1011
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Heather Hagan's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Heather Lynn Hagan is a nurse practitioner in Galveston, Texas
Heather Hagan practices at John Sealy Hospital in Galveston, Texas, part of The University of Texas System.
Heather Hagan's NPI, 1689178006, was assigned on March 20, 2018. Heather Hagan holds Texas license AP136747.
- NPI
- 1689178006NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527206671
- NPI enumeration date
- March 20, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (409) 772-1011
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Heather Lynn Hagan practices at John Sealy Hospital in Galveston, Texas
Heather Hagan's primary practice is John Sealy Hospital, at 301 University Boulevard, Galveston, TX 77555 in Galveston County. The practice phone is (409) 772-1011.
- John Sealy Hospital301 University Boulevard, Galveston, TX 77555 · Galveston CountyPhone(409) 772-1011
Source: Dmand AI Affiliation Data
Heather Lynn Hagan is affiliated with 1 site of care and 3 medical groups
Heather Hagan's primary practice is John Sealy Hospital in Galveston, Texas, part of The University of Texas System. The medical group on file is UTMB Health Angleton Danbury Campus Emergency Room. Dmand AI also links Heather Hagan to 2 more medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Heather Lynn Hagan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Heather Hagan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| John Sealy Hospital | Available with a free account |
| +2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across The University of Texas System and 6.2K+ hospitals, with verified contacts in the same login.
Heather Lynn Hagan is one of 3,565 nurse practitioners in Texas
Nurse practitioner is Heather Hagan's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Heather Hagan is licensed in Texas.
Specialties and state licenses
- Nurse practitioner, TexasPrimary
Nurse practitioners near Heather Hagan
Counts of 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
Heather Lynn Hagan treated 32 Medicare patients in 2024, average age 70
CMS counts 32 Medicare patients who saw Heather Hagan in 2024. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.72, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Heather Hagan's median patient age at 51, with 63% women.
Heather Hagan's Medicare patients by sex, 2024
- Women1959%
- Men1341%
Chronic conditions among Heather Hagan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease56%
- Arthritis50%
- Anxiety44%
- Depression41%
- Mood disorders41%
- Chronic kidney disease38%
Share of Medicare patients with each condition. A patient can have several.
Heather Hagan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 51
Patient panel by sex, all payers
- Women63%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Heather Lynn Hagan wrote 208 Medicare Part D claims in 2024
In 2024, Heather Hagan wrote 208 Medicare Part D claims for 62 patients. 69% of them were for generic drugs.
Heather Hagan's Part D claims by kind of drug, 2024
- Generic143 claims69%
- Brand-name65 claims31%
Drug classes CMS tracks in Heather Hagan's Part D claims, 2024
- Opioids5%11 of 208 claims
- Antibiotics12%25 of 208 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
How Heather Lynn Hagan takes part in Medicare
Heather Hagan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Heather Lynn Hagan received $203 in industry payments in 2025
CMS Open Payments shows 7 general payments to Heather Hagan from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Galderma Laboratories, L.P. paid the most, $155.
Companies that paid Heather Hagan the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Heather Lynn Hagan's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Heather Lynn Hagan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Heather Lynn Hagan's NPI number?
Heather Lynn Hagan's NPI number is 1689178006. It was assigned on March 20, 2018, and it is active in the NPI Registry.
What does Heather Lynn Hagan specialize in?
Heather Lynn Hagan is a nurse practitioner in Galveston, Texas. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Heather Lynn Hagan practice?
Heather Hagan practices at 301 University Boulevard, Galveston, TX 77555. Heather Hagan's primary practice is John Sealy Hospital in Galveston, Texas, part of The University of Texas System. Dmand AI also links Heather Hagan to 2 medical groups.
What is Heather Lynn Hagan's office phone number?
The practice phone on file for Heather Hagan is (409) 772-1011.
What is Heather Lynn Hagan's medical license number?
Heather Hagan holds Texas license AP136747.
Which hospitals is Heather Lynn Hagan affiliated with?
Heather Hagan practices at John Sealy Hospital in Galveston, Texas.
What medical group is Heather Lynn Hagan part of?
Heather Hagan is linked to UTMB Health Angleton Danbury Campus Emergency Room. Dmand AI links Heather Hagan to 2 more medical groups.
Does Heather Lynn Hagan accept Medicare?
Yes. CMS lists Heather Hagan as accepting Medicare assignment.
How many Medicare patients does Heather Lynn Hagan see?
CMS counts 32 Medicare patients who saw Heather Hagan in 2024, with an average age of 70.
Has Heather Lynn Hagan received payments from drug or device companies?
CMS Open Payments shows $203 in general payments to Heather Hagan from 3 companies from 2025 to 2025. The largest total came from Galderma Laboratories, L.P.
How long has Heather Lynn Hagan been practicing?
Heather Hagan graduated from medical school in 2017, 9 years ago.
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