Doctor profile · Federal record
Dr. Merle Diamond, MD
Internal Medicine Physician (CMS: Internal Medicine) · Chicago, IL
- NPI 1780676668
- Accepts Medicare
- MIPS 21.9 / 100 · 2023
- 46 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1460 N Halsted St Ste 501
Chicago, IL 606422615
(773) 388-6390
fax (312) 867-7101 - Mailing address
-
2650 Ridge Ave Ste 1223
Evanston, IL 602011700
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- October 31, 2025
- Year of graduation
- 1980 — 46 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Illinois #036063282
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1780676668. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
20,941
Distinct HCPCS
10
Medicare allowed
$430,064
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0585 |
Injection, onabotulinumtoxina, 1 unit | 18,072 | 42 | $6 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 1,239 | 100 | $118 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 772 | 358 | $127 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 137 | 96 | $174 | |
96372 |
Injection of drug or substance under skin or into muscle | 110 | 41 | $14 | |
80305 |
Testing for presence of drug, read by direct observation | 105 | 90 | $12 | |
99239 |
Hospital discharge day management, more than 30 minutes | 91 | 64 | $115 | |
64615 |
Injection of chemical for paralysis of facial and neck nerve muscles on both sides of face | 82 | 40 | $171 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 73 | 56 | $86 | |
J1885 |
Injection, ketorolac tromethamine, per 15 mg | 62 | 13 | $1 |
In context: peer comparison
Among 487 peers in Chicago Internal Medicine Physician, average services per provider: 168. This provider delivers 125× the peer median.Open Payments
Industry payments received
All-time total
$97,307
Transactions
198
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 90 | $50,366.92 | |
| Teva Pharmaceuticals USA, INC. | 25 | $18,123.69 | |
| Lundbeck LLC | 23 | $11,556.01 | |
| Lilly USA, LLC | 13 | $7,759.71 | |
| Axsome Therapeutics, INC. | 1 | $4,375.00 | |
| Amneal Pharmaceuticals LLC | 3 | $3,575.00 | |
| Pfizer INC. | 22 | $915.93 | |
| Amgen INC. | 5 | $253.11 | |
| Tonix Medicines, INC. | 5 | $112.20 | |
| Eli Lilly and Company | 1 | $68.71 | |
| Takeda Pharmaceuticals U.S.A., INC. | 3 | $55.71 | |
| Neurocrine Biosciences, INC. | 2 | $41.75 | |
| Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) | 2 | $40.92 | |
| Scilex Pharmaceuticals INC. | 2 | $37.98 | |
| Janssen Pharmaceuticals, INC | 1 | $23.89 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,982
Patients
547
Total drug cost
$326,956
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tizanidine Hcl | Generic | 191 | 50 | $3,966 |
| Sumatriptan Succinate | Generic | 167 | 37 | $16,552 |
| Aimovig Autoinjector (Erenumab-Aooe) | Brand | 164 | 33 | $176,372 |
| Diphenhydramine Hcl | Generic | 144 | 41 | $4,037 |
| Doxepin Hcl | Generic | 138 | 42 | $6,651 |
| Promethazine Hcl | Generic | 131 | 29 | $1,504 |
| Dexamethasone | Generic | 128 | 73 | $360 |
| Amitriptyline Hcl | Generic | 126 | 24 | $3,251 |
| Memantine Hcl | Generic | 126 | 39 | $4,924 |
| Emgality Pen (Galcanezumab-Gnlm) | Brand | 123 | 24 | $102,516 |
Hospital affiliations
Frequently asked questions
What is Dr. Merle Diamond's medical specialty?
Dr. Merle Diamond practices Internal Medicine Physician in Chicago, IL.
Where does Dr. Merle Diamond practice?
Dr. Merle Diamond practices at 1460 N Halsted St Ste 501, Chicago, IL 606422615. Office phone: 7733886390.
What is Dr. Merle Diamond's NPI?
Dr. Merle Diamond's National Provider Identifier (NPI) is 1780676668, issued by NPPES.
Does Dr. Merle Diamond accept Medicare assignment?
Yes. Dr. Merle Diamond accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Merle Diamond commonly perform?
Top Medicare-reported procedures in 2023: Injection, onabotulinumtoxina, 1 unit (HCPCS J0585); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.