Dr. Nicholas Andrew Dallas, MD

  • Raleigh, NC
  • Internist
NPI1144653494PAC ID4789989922
Medicare services, 2022
312
Part D claims, 2024
102
Hospital affiliations
1
Industry payments
$3,846
Medical groups
5
Practice address
5603 Duraleigh Rd, Raleigh, NC 27612
Practice phone
Call (919) 782-1806
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Raleigh Medical Group, PA

Raleigh, North Carolina

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Dr. Nicholas Andrew Dallas is an internist in Raleigh, North Carolina

Dr. Dallas practices at Raleigh Medical Group, PA in Raleigh, North Carolina.

Dr. Dallas' NPI, 1144653494, was assigned on August 9, 2013. Dr. Dallas graduated from Mercer University School of Medicine in 2014. Dr. Dallas holds North Carolina license 2024-01533.

NPI and contact details
Medicare PAC ID
4789989922
NPI enumeration date
August 9, 2013
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(919) 782-1806
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
38
Medical school graduation
2014

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

Dr. Nicholas Andrew Dallas practices at Raleigh Medical Group, PA in Raleigh, North Carolina

Dr. Dallas' primary practice is Raleigh Medical Group, PA, at 5603 Duraleigh Rd, Raleigh, NC 27612 in Wake County. The practice phone is (919) 782-1806.

  • Raleigh Medical Group, PA
    5603 Duraleigh Rd, Raleigh, NC 27612 · Wake CountyPhone(919) 782-1806

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Nicholas Andrew Dallas is affiliated with 7 sites of care and 5 medical groups

Dr. Dallas' primary practice is Raleigh Medical Group, PA in Raleigh, North Carolina. Dr. Dallas is also affiliated with UNC Health Rex. The medical group on file is Legacy Healthcare Services. Dmand AI also links Dr. Dallas to 5 more group practices and clinics and 4 medical groups, each named with a free account.

See all 12 affiliations for Dr. Dallas

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Nicholas Andrew Dallas' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dallas practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Raleigh Medical Group, PAAvailable with a free account
+6 more sites and 4 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Nicholas Andrew Dallas is one of 3,705 internists in North Carolina

Internal medicine is Dr. Dallas' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Dallas' licenses on file in 2 states: North Carolina and Georgia.

Specialties and state licenses

  • Internal medicine, North CarolinaPrimaryLicense 2024-01533 · taxonomy 207R00000X
  • Georgia licenseLicense 82655

Internists near Dr. Dallas

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. Nicholas Andrew Dallas billed Medicare for 312 services in 2022

CMS data shows 312 Medicare services from Dr. Dallas across 8 procedure codes in 2022. Medicare paid $20,069 for them. Every service was in an office.

Medicare services, 2022312
Paid by Medicare$20,069
Procedure codes8

Dr. Dallas' Medicare services by type, 2021 to 2022

  • 2021
  • 2022
Office and hospital visits
2021: 1652022: 18512%
Other services
2021: 472022: 7253%
Tests and treatments
2021: 392022: 5541%

Dr. Dallas compared with the North Carolina median for internists, 2022

  • Dr. Dallas
  • North Carolina median
Medicare services
312vs 52140% below
Part D claims
294vs 2728% above

Medians across 3,695 internists in North Carolina with Dmand AI profiles that report each measure.

Dr. Dallas' most billed Medicare procedure codes, 2022

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Nicholas Andrew Dallas' patients have a median age of 66

Across all payers, Dmand AI patient panel data puts Dr. Dallas' median patient age at 66, with 41% women.

Dr. Dallas' patients across all payers

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

Patient panel by age, all payers

Median age 66

Patient panel by sex, all payers

  • Women41%
  • Men59%

Source: Dmand AI Patient Panel Data

Dr. Nicholas Andrew Dallas wrote 102 Medicare Part D claims in 2024

In 2024, Dr. Dallas wrote 102 Medicare Part D claims for 33 patients. 81% of them were for generic drugs. They cover 16 drugs, with $2,792 in total drug cost. In 2022, CMS named 1,159 claims across 42 drugs.

Part D claims, 2024102
Drugs named by CMS16
Total drug cost$2,792
Part D patients33

Dr. Dallas' Part D claims by kind of drug, 2024

  • Generic83 claims81%
  • Brand-name19 claims19%

Dr. Dallas' most prescribed drugs by claims, 2023

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2022 to 2023

  • 2022
  • 2023
Claims for drugs CMS names
2022: 1,1592023: 29475%

Drugs named by CMS: 16 in 2023, 42 in 2022.

See all prescribing by Dr. Dallas

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

How Dr. Nicholas Andrew Dallas takes part in Medicare

Dr. Dallas 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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Dr. Nicholas Andrew Dallas received $3,846 in industry payments from 2016 to 2025

CMS Open Payments shows 209 general payments to Dr. Dallas from 33 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $1,130.

General payments to Dr. Dallas by program year, 2016 to 2025

Companies that paid Dr. Dallas the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Dallas

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

Dr. Nicholas Andrew Dallas graduated from Mercer University School of Medicine

Dr. Dallas graduated from Mercer University School of Medicine in 2014.

  1. Medical schoolMercer University School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Nicholas Andrew Dallas'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 Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
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 Dr. Nicholas Andrew Dallas

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. Nicholas Andrew Dallas' NPI number?

Dr. Nicholas Andrew Dallas' NPI number is 1144653494. It was assigned on August 9, 2013, and it is active in the NPI Registry.

What kind of doctor is Dr. Nicholas Andrew Dallas?

Dr. Nicholas Andrew Dallas is an internist in Raleigh, North Carolina. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Nicholas Andrew Dallas practice?

Dr. Dallas practices at 5603 Duraleigh Rd, Raleigh, NC 27612. Dr. Dallas' primary practice is Raleigh Medical Group, PA in Raleigh, North Carolina. Dmand AI also links Dr. Dallas to 5 group practices and clinics and 4 medical groups.

What is Dr. Nicholas Andrew Dallas' office phone number?

The practice phone on file for Dr. Dallas is (919) 782-1806.

What is Dr. Nicholas Andrew Dallas' medical license number?

Dr. Dallas holds North Carolina license 2024-01533, one of the licenses on file in 2 states.

Which states has Dr. Nicholas Andrew Dallas been licensed in?

Dmand AI has state licenses on file for Dr. Dallas in North Carolina and Georgia.

Which hospitals is Dr. Nicholas Andrew Dallas affiliated with?

Dr. Dallas is affiliated with UNC Health Rex.

What medical group is Dr. Nicholas Andrew Dallas part of?

Dr. Dallas is linked to Legacy Healthcare Services. Dmand AI links Dr. Dallas to 4 more medical groups.

Does Dr. Nicholas Andrew Dallas accept Medicare?

Yes. CMS data shows Dr. Dallas billed Medicare for 312 services in 2022, and Dr. Dallas accepts Medicare assignment.

What services does Dr. Nicholas Andrew Dallas bill to Medicare?

In 2022, Dr. Dallas' most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0439).

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Where did Dr. Nicholas Andrew Dallas go to medical school?

Dr. Dallas graduated from Mercer University School of Medicine in 2014.

What drugs does Dr. Nicholas Andrew Dallas prescribe most?

In 2023 Medicare Part D data, Dr. Dallas' most prescribed drugs by claims were Atorvastatin Calcium, Metformin HCl and Rosuvastatin Calcium.

Has Dr. Nicholas Andrew Dallas received payments from drug or device companies?

CMS Open Payments shows $3,846 in general payments to Dr. Dallas from 33 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.

How long has Dr. Nicholas Andrew Dallas been practicing?

Dr. Dallas graduated from medical school in 2014, 12 years ago.

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