Nicolette Oleng, MD
NPI 1104142520 · Internal Medicine Physician · Boston, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicolette Oleng, MD is a Internal Medicine Physician provider in Boston, MA (NPI 1104142520).
Provider details
- NPI number
- 1104142520
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 268289 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 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
226 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 47 | $97 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 45 | $82 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 43 | $9 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 32 | $139 |
| Hemoglobin A1c Level83036 | 25 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 19 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 39 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 222 | 145 |
| Amlodipine Besylate | 137 | 94 |
| Lisinopril | 107 | 80 |
| Omeprazole | 107 | 58 |
| Simvastatin | 100 | 62 |
| Levothyroxine Sodium | 85 | 54 |
| Losartan Potassium | 84 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-04-09
- Last updated
- 2014-06-12
Frequently asked questions
- What is Nicolette Oleng's NPI number?
- Nicolette Oleng's National Provider Identifier (NPI) is 1104142520, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicolette Oleng's specialty?
- Nicolette Oleng is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nicolette Oleng located?
- Nicolette Oleng's practice location on file with NPPES is 725 Albany St, Boston, MA 02118-2526.
- What is Nicolette Oleng's phone number?
- The practice phone number listed in the NPPES registry for Nicolette Oleng is (617) 414-5951.
- Does Nicolette Oleng accept Medicare?
- Nicolette Oleng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicolette Oleng's NPI active?
- Yes — Nicolette Oleng's NPI (1104142520) is active in the NPPES registry as of the last update on 2014-06-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.