Mark Alexander, M.D., MBA
NPI 1316097223 · Internal Medicine Physician · Ventnor City, NJ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Alexander, M.D., MBA is a Internal Medicine Physician provider in Ventnor City, NJ (NPI 1316097223).
Provider details
- NPI number
- 1316097223
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., MBA
- Sex
- Male
- Sole proprietor
- Yes
- License
- 04-26767 (KS)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
5,123 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 1,826 | $65 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 803 | $134 |
| Evaluation of Use of Breathing Device94664 | 265 | $19 |
| Chronic Care Management Services for Two Or More Chronic Conditions, First 30 Minutes Provided Personally By Health Care Professional, Per Calendar Month99491 | 236 | $89 |
| Chronic Care Management Services for Two Or More Chronic Conditions, Additional 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99439 | 232 | $50 |
| Injection of Drug Or Substance Under Skin Or Into Muscle |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 111 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 446 | 143 |
| Levothyroxine Sodium | 231 | 63 |
| Amlodipine Besylate | 227 | 66 |
| Gabapentin | 217 | 79 |
| Montelukast Sodium | 169 | 60 |
| Metoprolol Succinate | 161 | 48 |
| Rosuvastatin Calcium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$54 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-11
- Last updated
- 2017-05-10
Frequently asked questions
- What is Mark Alexander's NPI number?
- Mark Alexander's National Provider Identifier (NPI) is 1316097223, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Alexander's specialty?
- Mark Alexander is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Alexander located?
- Mark Alexander's practice location on file with NPPES is 5301 Wellington Ave, Ventnor City, NJ 08406-1449.
- What is Mark Alexander's phone number?
- The practice phone number listed in the NPPES registry for Mark Alexander is (609) 823-0555.
- Does Mark Alexander accept Medicare?
- Mark Alexander is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Alexander's NPI active?
- Yes — Mark Alexander's NPI (1316097223) is active in the NPPES registry as of the last update on 2017-05-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.