Doctor profile · Federal record
Dr. William Nish, M.D.
Allergy & Immunology Physician · Allergy Physician · Allergy & Immunology (Internal Medicine) Physician · Gainesville, GA
- NPI 1821097643
- MIPS 82.6 / 100 · 2023
- 21 yrs on file
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2510 Limestone Pkwy
Gainesville, GA 305012089
(770) 534-9933
fax (770) 534-8999 - Additional location
-
1515 River Pl Ste 380
Braselton, GA 305175605
(770) 848-9345 - Mailing address
-
Po Box 742616
Atlanta, GA 303742616
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- October 7, 2020
- Specialty taxonomy
- 207K00000X — NUCC code
- State licenses (2)
- Georgia #031804 · Georgia #03180
- Medicaid
- GA #00606559E
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1821097643. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,576
Distinct HCPCS
9
Medicare allowed
$52,446
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
95004 |
Test for allergy using allergenic extract | 1,363 | 42 | $4 | |
95024 |
Test for allergy using allergenic extract injected into skin | 301 | 37 | $7 | |
94060 |
Test to measure expiratory airflow and volume changes before and after medication administration | 217 | 103 | $35 | |
95165 |
Professional service for preparation and provision of 1 or more antigens | 197 | 11 | $14 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 177 | 102 | $85 | |
95117 |
Professional service for multiple injections of allergen | 154 | 25 | $11 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 104 | 66 | $119 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 52 | 52 | $107 | |
G0008 |
Administration of influenza virus vaccine | 11 | 11 | $29 |
In context: peer comparison
Among 4 peers in Gainesville Allergy & Immunology Physician, average services per provider: 249. This provider delivers 10× the peer median.Open Payments
Industry payments received
All-time total
$1,710
Transactions
68
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Genzyme Corporation | 13 | $420.07 | |
| AstraZeneca Pharmaceuticals Lp | 14 | $401.54 | |
| Amgen INC. | 10 | $226.03 | |
| GlaxoSmithKline, LLC. | 11 | $216.40 | |
| Takeda Pharmaceuticals U.S.A., INC. | 6 | $164.08 | |
| Grifols USA, LLC | 5 | $116.46 | |
| BioCryst US Sales Co., LLC | 3 | $46.86 | |
| Optinose US, INC. | 2 | $41.69 | |
| Regeneron Healthcare Solutions, INC. | 2 | $41.30 | |
| Pfizer INC. | 1 | $20.90 | |
| Kaleo, INC. | 1 | $14.72 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,164
Patients
464
Total drug cost
$382,217
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Montelukast Sodium | Generic | 143 | 54 | $2,178 |
| Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) | Brand | 143 | 47 | $125,327 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 123 | 79 | $4,647 |
| Breo Ellipta (Fluticasone/Vilanterol) | Brand | 107 | 34 | $53,765 |
| Famotidine | Generic | 107 | 40 | $1,545 |
| Fluticasone Propionate | Generic | 104 | 44 | $1,516 |
| Fluticasone-Salmeterol (Fluticasone Propion/Salmeterol) | Brand | 76 | 29 | $15,682 |
| Azelastine Hcl | Generic | 56 | 26 | $1,940 |
| Advair Hfa (Fluticasone Propion/Salmeterol) | Brand | 51 | 12 | $28,634 |
| Omeprazole | Generic | 50 | 14 | $490 |
Frequently asked questions
What is Dr. William Nish's medical specialty?
Dr. William Nish practices Allergy & Immunology Physician in Gainesville, GA.
Where does Dr. William Nish practice?
Dr. William Nish practices at 2510 Limestone Pkwy, Gainesville, GA 305012089. Office phone: 7705349933.
What is Dr. William Nish's NPI?
Dr. William Nish's National Provider Identifier (NPI) is 1821097643, issued by NPPES.
What procedures does Dr. William Nish commonly perform?
Top Medicare-reported procedures in 2023: Test for allergy using allergenic extract (HCPCS 95004); Test for allergy using allergenic extract injected into skin (HCPCS 95024); Test to measure expiratory airflow and volume changes before and after medication administration (HCPCS 94060). Source: CMS Medicare Physician & Other Practitioners file.