Nicholas Quarshie, MD
NPI 1497990014 · Nephrology Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicholas Quarshie, MD is a Nephrology Physician provider in Worcester, MA (NPI 1497990014).
Provider details
- NPI number
- 1497990014
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 249462 (MA)
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
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,056 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 561 | $117 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 358 | $139 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 99 | $171 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 38 | $78 |
Typical Medicare-allowed amounts for these services range $78–$171 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 301 | 53 |
| Pantoprazole Sodium | 291 | 45 |
| Prednisone | 236 | 44 |
| Labetalol Hcl | 142 | 21 |
| Tacrolimus | 125 | 21 |
| Omeprazole | 119 | 23 |
| Tamsulosin Hcl | 111 | 18 |
Practice location
Mailing address
Additional practice locations (1)
- 157 Union StMarlborough, MA 01752-1228Phone: (508) 481-5000
Registry dates
- Enumerated
- 2008-12-10
- Last updated
- 2020-11-05
- Certified
- 2020-11-05
Frequently asked questions
- What is Nicholas Quarshie's NPI number?
- Nicholas Quarshie's National Provider Identifier (NPI) is 1497990014, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Quarshie's specialty?
- Nicholas Quarshie is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Nicholas Quarshie located?
- Nicholas Quarshie's practice location on file with NPPES is 55 Lake Ave N, Worcester, MA 01655.
- What is Nicholas Quarshie's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Quarshie is (508) 856-3155.
- Does Nicholas Quarshie accept Medicare?
- Nicholas Quarshie is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicholas Quarshie's NPI active?
- Yes — Nicholas Quarshie's NPI (1497990014) is active in the NPPES registry as of the last update on 2020-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.