Doctor profile · Federal record

Dr. Cynthia Grandjean, CANP

Nurse Practitioner · Dunkirk, MD

  • NPI 1508898750
  • Accepts Medicare
  • 32 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10845 Town Center Blvd Ste 204
Dunkirk, MD 207542712
(410) 535-2005
fax (410) 535-4850
Mailing address
985 Prince Frederick Blvd Ste 201
Prince Frederick, MD 206783492

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 21, 2022
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Maryland #R090914
Medicaid
MD #919654400

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508898750. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,779
Distinct HCPCS
10
Medicare allowed
$150,362
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 431 262 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 418 227 $90
80053 Blood test, comprehensive group of blood chemicals 388 250 $10
99213 Established patient office or other outpatient visit, 20-29 minutes 337 266 $75
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 302 228 $8
80061 Blood test, lipids (cholesterol and triglycerides) 270 204 $13
84443 Blood test, thyroid stimulating hormone (tsh) 253 208 $16
83036 Hemoglobin a1c level 218 155 $10
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 160 160 $110
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 158 150 $13

In context: peer comparison

Among 2 peers in this city , average services per provider: 138. This provider delivers 27× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$23
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 1 $23.12

By nature of payment

Education
$23

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
835
Patients
201
Total drug cost
$13,091
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 143 41 $2,140
Lisinopril Generic 107 31 $1,389
Amlodipine Besylate Generic 98 28 $751
Levothyroxine Sodium Generic 76 24 $1,111
Rosuvastatin Calcium Generic 47 13 $2,211
Azithromycin Generic 43 39 $246
Omeprazole Generic 42 14 $771
Losartan Potassium Generic 39 0 $620
Metformin Hcl Generic 37 0 $416
Sertraline Hcl Generic 37 0 $372

Frequently asked questions

Auto-generated from federal data
What is Dr. Cynthia Grandjean's medical specialty?
Dr. Cynthia Grandjean practices Nurse Practitioner in Dunkirk, MD.
Where does Dr. Cynthia Grandjean practice?
Dr. Cynthia Grandjean practices at 10845 Town Center Blvd Ste 204, Dunkirk, MD 207542712. Office phone: 4105352005.
What is Dr. Cynthia Grandjean's NPI?
Dr. Cynthia Grandjean's National Provider Identifier (NPI) is 1508898750, issued by NPPES.
Does Dr. Cynthia Grandjean accept Medicare assignment?
Yes. Dr. Cynthia Grandjean accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cynthia Grandjean commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214); Blood test, comprehensive group of blood chemicals (HCPCS 80053). Source: CMS Medicare Physician & Other Practitioners file.