Cynthia Grandjean, CANP
NPI 1508898750 · Nurse Practitioner · Dunkirk, MD
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cynthia Grandjean, CANP is a Nurse Practitioner provider in Dunkirk, MD (NPI 1508898750).
Provider details
- NPI number
- 1508898750
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CANP
- Sex
- Female
- Sole proprietor
- No
- License
- R090914 (MD)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
4,372 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 502 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 455 | $10 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 405 | $90 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 365 | $8 |
| Hemoglobin A1c Level83036 | 359 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 333 | $13 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 169 | 50 |
| Levothyroxine Sodium | 141 | 36 |
| Lisinopril | 137 | 39 |
| Amlodipine Besylate | 128 | 39 |
| Simvastatin | 58 | 18 |
| Omeprazole | 58 | 17 |
| Rosuvastatin Calcium | 55 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$23 across 1 record (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
- 2006-07-07
- Last updated
- 2022-07-21
Frequently asked questions
- What is Cynthia Grandjean's NPI number?
- Cynthia Grandjean's National Provider Identifier (NPI) is 1508898750, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cynthia Grandjean's specialty?
- Cynthia Grandjean is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Cynthia Grandjean located?
- Cynthia Grandjean's practice location on file with NPPES is 10845 Town Center Blvd Ste 204, Dunkirk, MD 20754-2712.
- What is Cynthia Grandjean's phone number?
- The practice phone number listed in the NPPES registry for Cynthia Grandjean is (410) 535-2005.
- Does Cynthia Grandjean accept Medicare?
- Cynthia Grandjean is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cynthia Grandjean's NPI active?
- Yes — Cynthia Grandjean's NPI (1508898750) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.