Doctor profile · Federal record
Dr. Cynthia Griggs, M.D.
Nephrology Physician (CMS: Internal Medicine) · Internal Medicine Physician · Detroit, MI
- NPI 1154421774
- Accepts Medicare
- 33 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
18455 James Couzens Fwy
Detroit, MI 48235
(313) 341-7870
fax (313) 341-7950 - Additional location
-
27209 Lahser RD Ste 220
Southfield, MI 480348403
(248) 552-9050
fax (248) 552-1290
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- March 19, 2025
- Year of graduation
- 1993 — 33 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- Michigan #4301061868
- Medicaid
- MI #4095773
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1154421774. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
202
Distinct HCPCS
4
Medicare allowed
$24,991
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 82 | 22 | $118 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 46 | 13 | $129 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 38 | 22 | $177 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 36 | 16 | $74 |
In context: peer comparison
Among 17 peers in this city , average services per provider: 153. This provider delivers 1.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
608
Patients
111
Total drug cost
$11,931
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amlodipine Besylate | Generic | 98 | 29 | $601 |
| Atorvastatin Calcium | Generic | 65 | 20 | $820 |
| Prosol (Parenteral Amino Acid 20% No.1) | Brand | 47 | 0 | $4,678 |
| Lisinopril | Generic | 43 | 12 | $234 |
| Losartan Potassium | Generic | 42 | 11 | $617 |
| Carvedilol | Generic | 41 | 12 | $311 |
| Furosemide | Generic | 40 | 12 | $135 |
| Omeprazole | Generic | 40 | 15 | $780 |
| Nifedipine Er (Nifedipine) | Brand | 33 | 0 | $1,593 |
| Pantoprazole Sodium | Generic | 31 | 0 | $255 |
Frequently asked questions
What is Dr. Cynthia Griggs's medical specialty?
Dr. Cynthia Griggs practices Nephrology Physician in Detroit, MI.
Where does Dr. Cynthia Griggs practice?
Dr. Cynthia Griggs practices at 18455 James Couzens Fwy, Detroit, MI 48235. Office phone: 3133417870.
What is Dr. Cynthia Griggs's NPI?
Dr. Cynthia Griggs's National Provider Identifier (NPI) is 1154421774, issued by NPPES.
Does Dr. Cynthia Griggs accept Medicare assignment?
Yes. Dr. Cynthia Griggs accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cynthia Griggs commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.