Mark Newcomer, MD
NPI 1598777534 · Otolaryngology Physician · Dallas, TX
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Newcomer, MD is a Otolaryngology Physician provider in Dallas, TX (NPI 1598777534).
Provider details
- NPI number
- 1598777534
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- K2761 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,366 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 431 | $89 |
| Removal of Impacted Cerumen (one Or Both Ears) By Physician on Same Date of Service As Audiologic Function TestingG0268 | 304 | $51 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 245 | $125 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 138 | $109 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 109 | $163 |
| Removal of Impacted Ear Wax |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonazepam | 56 | — |
| Triamterene/Hydrochlorothiazidbrand: Triamterene-Hydrochlorothiazid | 39 | 12 |
| Lorazepam | 38 | 19 |
| Prednisone | 29 | 24 |
| Methylprednisolone | 29 | 24 |
| Ciprofloxacin Hcl/Dexamethbrand: Ciprofloxacin-Dexamethasone | 27 | 15 |
| Ondansetron Hcl | 26 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-11
- Last updated
- 2013-02-25
Frequently asked questions
- What is Mark Newcomer's NPI number?
- Mark Newcomer's National Provider Identifier (NPI) is 1598777534, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Newcomer's specialty?
- Mark Newcomer is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Newcomer located?
- Mark Newcomer's practice location on file with NPPES is 5323 Harry Hines Blvd, Dallas, TX 75390-9035.
- What is Mark Newcomer's phone number?
- The practice phone number listed in the NPPES registry for Mark Newcomer is (214) 648-3102.
- Does Mark Newcomer accept Medicare?
- Mark Newcomer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Newcomer's NPI active?
- Yes — Mark Newcomer's NPI (1598777534) is active in the NPPES registry as of the last update on 2013-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.