Melissa Ann Ayer, CNP, RN
- Hospital affiliations
- 2
- Industry payments
- $235
- Medical groups
- 5
- State license
- 1
- Year NPI issued
- 2018
- Practice address
- 55 Fruit Street, Boston, MA 02114
- Practice phone
- Call (617) 726-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Melissa Ayer'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.
Melissa Ann Ayer is a nurse practitioner in Boston, Massachusetts
Melissa Ayer practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.
Melissa Ayer's NPI, 1770059248, was assigned on October 22, 2018. Melissa Ayer holds Massachusetts license RN237363.
- NPI
- 1770059248NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709130776
- NPI enumeration date
- October 22, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 726-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Melissa Ann Ayer practices at Massachusetts General Hospital in Boston, Massachusetts
Melissa Ayer's primary practice is Massachusetts General Hospital, at 55 Fruit Street, Boston, MA 02114 in Suffolk County. The practice phone is (617) 726-2000.
- Massachusetts General Hospital55 Fruit Street, Boston, MA 02114 · Suffolk CountyPhone(617) 726-2000
Source: Dmand AI Affiliation Data
Melissa Ann Ayer is affiliated with 5 sites of care and 5 medical groups
Melissa Ayer's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Melissa Ayer is also affiliated with Newton-Wellesley Hospital. The medical group on file is Massachusetts General Physicians Organization (MGPO). Dmand AI also links Melissa Ayer to 4 more medical groups, 2 group practices and clinics and 1 community health center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Melissa Ann Ayer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Melissa Ayer practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Massachusetts General Hospital | Available with a free account |
| +4 more sites and 4 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 Mass General Brigham and 6.2K+ hospitals, with verified contacts in the same login.
Melissa Ann Ayer is one of 2,511 nurse practitioners in Massachusetts
Nurse practitioner is Melissa Ayer's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Melissa Ayer is licensed in Massachusetts.
Specialties and state licenses
- Nurse practitioner, MassachusettsPrimary
Nurse practitioners near Melissa Ayer
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
Melissa Ann Ayer's patients have a median age of 73
Across all payers, Dmand AI patient panel data puts Melissa Ayer's median patient age at 73, with 56% women.
Melissa Ayer'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
- Women56%
- Men42%
Source: Dmand AI Patient Panel Data
How Melissa Ann Ayer takes part in Medicare
Melissa Ayer 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)
Melissa Ann Ayer received $235 in industry payments in 2025
CMS Open Payments shows 2 general payments to Melissa Ayer from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. ConvaTec Inc. paid the most, $235.
Companies that paid Melissa Ayer 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 Melissa Ann Ayer'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 Data |
| 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 Melissa Ann Ayer
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Melissa Ann Ayer's NPI number?
Melissa Ann Ayer's NPI number is 1770059248. It was assigned on October 22, 2018, and it is active in the NPI Registry.
What does Melissa Ann Ayer specialize in?
Melissa Ann Ayer is a nurse practitioner in Boston, Massachusetts. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Melissa Ann Ayer practice?
Melissa Ayer practices at 55 Fruit Street, Boston, MA 02114. Melissa Ayer's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Melissa Ayer to 4 medical groups, 2 group practices and clinics and 1 community health center.
What is Melissa Ann Ayer's office phone number?
The practice phone on file for Melissa Ayer is (617) 726-2000.
What is Melissa Ann Ayer's medical license number?
Melissa Ayer holds Massachusetts license RN237363.
Which hospitals is Melissa Ann Ayer affiliated with?
Melissa Ayer practices at Massachusetts General Hospital in Boston, Massachusetts. Melissa Ayer is also affiliated with Newton-Wellesley Hospital.
What medical group is Melissa Ann Ayer part of?
Melissa Ayer is linked to Massachusetts General Physicians Organization (MGPO). Dmand AI links Melissa Ayer to 4 more medical groups.
Does Melissa Ann Ayer accept Medicare?
Yes. CMS lists Melissa Ayer as accepting Medicare assignment.
Has Melissa Ann Ayer received payments from drug or device companies?
CMS Open Payments shows $235 in general payments to Melissa Ayer from 1 company from 2025 to 2025. The largest total came from ConvaTec Inc.
How long has Melissa Ann Ayer been practicing?
Melissa Ayer graduated from medical school in 2018, 8 years ago.
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