J Investig Med
Acute Coronary SyndromeCritical IllnessDisease Management
Dr. Erin Herrick Haynes, DO
NPI1285809939PAC ID1850563545
- Medicare services, 2024
- 1,026
- Medicare patients, 2024
- 227
- Part D claims, 2024
- 6,245
- Publications
- 1
- MIPS score, 2024
- 94
- Practice address
- 1106 Reynolds St, Monroe, NC 28112
- Practice phone
- Call (704) 289-5443
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Atrium Health Union Family Practice
Monroe, North Carolina
Find Dr. Haynes' 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.
Dr. Erin Herrick Haynes is an internist in Monroe, North Carolina
Dr. Haynes practices at Atrium Health Union Family Practice in Monroe, North Carolina.
Dr. Haynes' NPI, 1285809939, was assigned on April 24, 2008. Dr. Haynes graduated from Ohio University, College of Osteopathic Medicine in 2008. Dr. Haynes holds North Carolina license 2011-00808.
NPI and contact details
- NPI
- 1285809939NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850563545
- NPI enumeration date
- April 24, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (704) 289-5443
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Erin Herrick Haynes practices at Atrium Health Union Family Practice in Monroe, North Carolina
Dr. Haynes' primary practice is Atrium Health Union Family Practice, at 1106 Reynolds St, Monroe, NC 28112 in Union County. The practice phone is (704) 289-5443.
- Atrium Health Union Family Practice1106 Reynolds St, Monroe, NC 28112 · Union CountyPhone(704) 289-5443
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Erin Herrick Haynes is affiliated with 8 sites of care and 2 medical groups
Dr. Haynes' primary practice is Atrium Health Union Family Practice in Monroe, North Carolina. Dr. Haynes is also affiliated with Atrium Health Union. The medical group on file is Atrium Health Cleveland Imaging. Dmand AI also links Dr. Haynes to 3 more hospitals, 2 group practices and clinics, 1 home health agency and 1 medical group, each named with a free account.
Atrium Health Union Family PracticePrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Erin Herrick Haynes' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Haynes practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Atrium Health Union Family Practice | Available with a free account |
| +7 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every site where Dr. Haynes practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Erin Herrick Haynes is one of 3,705 internists in North Carolina
Internal medicine is Dr. Haynes' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Haynes is licensed in North Carolina.
Specialties and state licenses
- Internal medicine, North CarolinaPrimary
Internists near Dr. Haynes
Counts of internists 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
Dr. Erin Herrick Haynes billed Medicare for 1,026 services in 2024
CMS data shows 1,026 Medicare services from Dr. Haynes across 14 procedure codes in 2024, for 227 Medicare patients. Medicare paid $66,349 for them. Every service was in an office.
Medicare services, 20241,026
Medicare patients227
Paid by Medicare$66,349
Procedure codes14
Dr. Haynes' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 4122024: 49320%
- Office and hospital visits
- 2023: 3552024: 3653%
- Tests and treatments
- 2023: 1132024: 9119%
- Lab and pathology
- 2023: 1922024: 7760%
Dr. Haynes compared with the North Carolina median for internists, 2024
- Dr. Haynes
- North Carolina median
- Medicare services
- 1,026vs 52197% above
- Medicare patients
- 227vs 18523% above
- Part D claims
- 5,623vs 27220.7 times
Medians across 3,695 internists in North Carolina with Dmand AI profiles that report each measure.
Dr. Haynes' most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Haynes?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Haynes and other internists in North Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Erin Herrick Haynes treated 227 Medicare patients in 2024, average age 74
CMS counts 227 Medicare patients who saw Dr. Haynes in 2024. The largest group is 65 to 74, with 120 patients. 75% of them have high cholesterol, and 73% have high blood pressure. Their average risk score is 0.95, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Haynes' median patient age at 72, with 73% women.
Medicare patients, 2024227
Average age74
Average risk score0.95
Dr. Haynes' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Haynes' Medicare patients by sex, 2024
- Women16171%
- Men6629%
Chronic conditions among Dr. Haynes' Medicare patients, 2024
- High cholesterol75%
- High blood pressure73%
- Arthritis38%
- Anxiety27%
- Diabetes24%
- Ischemic heart disease22%
- Mood disorders21%
- Osteoporosis20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Haynes' 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
- Women73%
- Men27%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Erin Herrick Haynes wrote 6,245 Medicare Part D claims in 2024
In 2024, Dr. Haynes wrote 6,245 Medicare Part D claims for 529 patients. 89% of them were for generic drugs. CMS names the drug for 5,623 of them, across 96 drugs with 11 or more claims each, at $423,888 in total drug cost. In 2023, CMS named 5,371 claims across 98 drugs.
Part D claims, 20246,245
Drugs named by CMS96
Total drug cost$423,888
Part D patients529
Dr. Haynes' Part D claims by kind of drug, 2024
- Generic5,534 claims89%
- Brand-name695 claims11%
- Other16 claims0%
Dr. Haynes' most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Haynes' Part D claims, 2024
- Opioids1%46 of 6,245 claims
- Antibiotics1%33 of 6,245 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5,3712024: 5,6235%
Drugs named by CMS: 96 in 2024, 98 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Erin Herrick Haynes scored 94 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Haynes for performance year 2024, reported through an alternative payment model (APM). Dr. Haynes accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Haynes as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Haynes' MIPS scores, performance year 2024
- 94of 100Final score
- 81.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
For MedTech and pharma teams
Find internists like Dr. Haynes by procedure volume and prescribing
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Erin Herrick Haynes has 1 publication on record
Dmand AI links 1 paper to Dr. Haynes. Dr. Haynes' most frequent co-authors are Florence G. Rothenberg, MD and Robin H. Vandivier-Pletsch, MD.
Papers1
Dr. Haynes' most frequent co-authors
Recent publications by Dr. Haynes
See who Dr. Haynes researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Haynes works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Erin Herrick Haynes received $198 in industry payments from 2019 to 2024
CMS Open Payments shows 4 general payments to Dr. Haynes from 4 drug and device companies from 2019 to 2024. Food and beverage make up the largest share, 100% of the total. Stryker Corporation paid the most, $141.
General payments to Dr. Haynes by program year, 2019 to 2024
Companies that paid Dr. Haynes the most, 2019 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Erin Herrick Haynes graduated from Ohio University, College of Osteopathic Medicine
Dr. Haynes graduated from Ohio University, College of Osteopathic Medicine in 2008.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Erin Herrick Haynes'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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 and Drug (CMS) (opens in a new tab)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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Dr. Erin Herrick Haynes
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Erin Herrick Haynes' NPI number?
Dr. Erin Herrick Haynes' NPI number is 1285809939. It was assigned on April 24, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Erin Herrick Haynes?
Dr. Erin Herrick Haynes is an internist in Monroe, North Carolina. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Erin Herrick Haynes practice?
Dr. Haynes practices at 1106 Reynolds St, Monroe, NC 28112. Dr. Haynes' primary practice is Atrium Health Union Family Practice in Monroe, North Carolina. Dmand AI also links Dr. Haynes to 3 hospitals, 2 group practices and clinics, 1 home health agency and 1 medical group.
What is Dr. Erin Herrick Haynes' office phone number?
The practice phone on file for Dr. Haynes is (704) 289-5443.
What is Dr. Erin Herrick Haynes' medical license number?
Dr. Haynes holds North Carolina license 2011-00808.
Which hospitals is Dr. Erin Herrick Haynes affiliated with?
Dr. Haynes is affiliated with Atrium Health Union. Dmand AI links Dr. Haynes to 3 more hospitals.
What medical group is Dr. Erin Herrick Haynes part of?
Dr. Haynes is linked to Atrium Health Cleveland Imaging. Dmand AI links Dr. Haynes to 1 more medical group.
Does Dr. Erin Herrick Haynes accept Medicare?
Yes. CMS data shows Dr. Haynes billed Medicare for 1,026 services in 2024, and Dr. Haynes accepts Medicare assignment.
Does Dr. Erin Herrick Haynes offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Haynes as offering telehealth services.
What is Dr. Erin Herrick Haynes' MIPS score?
Dr. Haynes' MIPS final score for performance year 2024 is 94 out of 100, reported through an alternative payment model (APM).
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Erin Herrick Haynes see?
CMS counts 227 Medicare patients who saw Dr. Haynes in 2024, with an average age of 74.
What services does Dr. Erin Herrick Haynes bill to Medicare?
In 2024, Dr. Haynes' most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and medicare service (G0444).
Where did Dr. Erin Herrick Haynes go to medical school?
Dr. Haynes graduated from Ohio University, College of Osteopathic Medicine in 2008.
What drugs does Dr. Erin Herrick Haynes prescribe most?
In 2024 Medicare Part D data, Dr. Haynes' most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.
Has Dr. Erin Herrick Haynes received payments from drug or device companies?
CMS Open Payments shows $198 in general payments to Dr. Haynes from 4 companies from 2019 to 2024. The largest total came from Stryker Corporation.
How long has Dr. Erin Herrick Haynes been practicing?
Dr. Haynes graduated from medical school in 2008, 18 years ago.
Does Dr. Erin Herrick Haynes do research?
Dmand AI links 1 publication to Dr. Haynes.
Who does Dr. Erin Herrick Haynes publish with?
Dr. Haynes' most frequent co-authors are Florence G. Rothenberg, MD (1 shared paper) and Robin H. Vandivier-Pletsch, MD (1 shared paper).
Selling to internal medicine practices?
See internists in North Carolina by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card