Heather Ann Sagan, PA
- Medicare patients, 2024
- 31
- Part D claims, 2024
- 132
- Hospital affiliations
- 2
- Industry payments
- $208
- Medical groups
- 7
- Practice address
- 759 Chestnut Street, Springfield, MA 01199
- Practice phone
- Call (413) 794-0000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Heather Sagan'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 Ann Sagan is a physician assistant in Springfield, Massachusetts
Heather Sagan practices at Baystate Medical Center in Springfield, Massachusetts, part of Baystate Health.
Heather Sagan's NPI, 1801193370, was assigned on February 18, 2011. Heather Sagan holds Massachusetts license PA4035.
- NPI
- 1801193370NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0941484265
- NPI enumeration date
- February 18, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (413) 794-0000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Heather Ann Sagan practices at Baystate Medical Center in Springfield, Massachusetts
Heather Sagan's primary practice is Baystate Medical Center, at 759 Chestnut Street, Springfield, MA 01199 in Hampden County. The practice phone is (413) 794-0000.
- Baystate Medical Center759 Chestnut Street, Springfield, MA 01199 · Hampden CountyPhone(413) 794-0000
Source: Dmand AI Affiliation Data
Heather Ann Sagan is affiliated with 11 sites of care and 7 medical groups
Heather Sagan's primary practice is Baystate Medical Center in Springfield, Massachusetts, part of Baystate Health. Heather Sagan is also affiliated with Mercy Medical Center. The medical group on file is Baystate Medical Center. Dmand AI also links Heather Sagan to 6 more medical groups, 5 home health agencies, 3 group practices and clinics and 1 skilled nursing facility, 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 Ann Sagan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Heather Sagan practices, 11 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Baystate Medical Center | Available with a free account |
| +10 more sites and 6 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 Baystate Health and 6.2K+ hospitals, with verified contacts in the same login.
Heather Ann Sagan is one of 3,922 physician assistants in Massachusetts
Physician assistant is Heather Sagan's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Heather Sagan is licensed in Massachusetts.
Specialties and state licenses
- Physician assistant, MassachusettsPrimary
Physician assistants near Heather Sagan
Counts of physician assistants 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 Ann Sagan treated 31 Medicare patients in 2024, average age 48
CMS counts 31 Medicare patients who saw Heather Sagan in 2024. 75% of them have anxiety, and 75% have depression. Their average risk score is 1.37, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Heather Sagan's median patient age at 73, with 49% women.
Heather Sagan's Medicare patients by sex, 2024
- Women1445%
- Men1755%
Chronic conditions among Heather Sagan's Medicare patients, 2024
- Anxiety75%
- Depression75%
- Mood disorders75%
- Schizophrenia and other psychoses75%
- Bipolar disorder71%
- Alcohol and drug use disorders48%
- High blood pressure48%
- High cholesterol45%
Share of Medicare patients with each condition. A patient can have several.
Heather Sagan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women49%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Heather Ann Sagan wrote 132 Medicare Part D claims in 2024
In 2024, Heather Sagan wrote 132 Medicare Part D claims for 50 patients. 83% of them were for generic drugs.
Heather Sagan's Part D claims by kind of drug, 2024
- Generic109 claims83%
- Brand-name and other23 claims17%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Heather Ann Sagan offers telehealth to Medicare patients
Heather Sagan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Heather Sagan as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Heather Ann Sagan received $208 in industry payments in 2025
CMS Open Payments shows 5 general payments to Heather Sagan from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $126.
Companies that paid Heather Sagan 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 Ann Sagan'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 Ann Sagan
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 Ann Sagan's NPI number?
Heather Ann Sagan's NPI number is 1801193370. It was assigned on February 18, 2011, and it is active in the NPI Registry.
What does Heather Ann Sagan specialize in?
Heather Ann Sagan is a physician assistant in Springfield, Massachusetts. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Heather Ann Sagan practice?
Heather Sagan practices at 759 Chestnut Street, Springfield, MA 01199. Heather Sagan's primary practice is Baystate Medical Center in Springfield, Massachusetts, part of Baystate Health. Dmand AI also links Heather Sagan to 6 medical groups, 5 home health agencies, 3 group practices and clinics and 1 skilled nursing facility.
What is Heather Ann Sagan's office phone number?
The practice phone on file for Heather Sagan is (413) 794-0000.
What is Heather Ann Sagan's medical license number?
Heather Sagan holds Massachusetts license PA4035.
Which hospitals is Heather Ann Sagan affiliated with?
Heather Sagan practices at Baystate Medical Center in Springfield, Massachusetts. Heather Sagan is also affiliated with Mercy Medical Center.
What medical group is Heather Ann Sagan part of?
Heather Sagan is linked to Baystate Medical Center. Dmand AI links Heather Sagan to 6 more medical groups.
Does Heather Ann Sagan accept Medicare?
Yes. CMS lists Heather Sagan as accepting Medicare assignment.
Does Heather Ann Sagan offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Heather Sagan as offering telehealth services.
How many Medicare patients does Heather Ann Sagan see?
CMS counts 31 Medicare patients who saw Heather Sagan in 2024, with an average age of 48.
Has Heather Ann Sagan received payments from drug or device companies?
CMS Open Payments shows $208 in general payments to Heather Sagan from 3 companies from 2025 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Heather Ann Sagan been practicing?
Heather Sagan graduated from medical school in 2010, 16 years ago.
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