Doctor profile · Federal record
Dr. Roger Friedman, MD
Allergy Physician (CMS: Allergy/Immunology) · Westerville, OH
- NPI 1336147982
- Accepts Medicare
- 49 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
477 Cooper RD Ste 480
Westerville, OH 430818095
(614) 823-7135
fax (614) 823-7137 - Mailing address
-
1810 Mackenzie Dr Fl 2
Columbus, OH 432202967
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- October 11, 2023
- Year of graduation
- 1977 — 49 yrs since
- Specialty taxonomy
- 207KA0200X — NUCC code
- State license (1)
- Ohio #35047371
- Medicaid
- OH #0487530
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1336147982. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
5,524
Distinct HCPCS
10
Medicare allowed
$70,083
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
95004 |
Test for allergy using allergenic extract | 4,048 | 66 | $4 | |
95165 |
Professional service for preparation and provision of 1 or more antigens | 465 | 71 | $14 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 225 | 204 | $121 | |
95115 |
Professional service for single injection of allergen | 220 | 56 | $9 | |
95024 |
Test for allergy using allergenic extract injected into skin | 194 | 37 | $7 | |
94375 |
Test to measure rate of airflow | 111 | 104 | $35 | |
95117 |
Professional service for multiple injections of allergen | 103 | 24 | $11 | |
95012 |
Test to measure the level of nitric oxide gas | 55 | 53 | $17 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 47 | 46 | $86 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 36 | 36 | $159 |
In context: peer comparison
Among 2 peers in Westerville Allergy Physician, average services per provider: 564. This provider delivers 9.8× the peer median.Open Payments
Industry payments received
All-time total
$25,521
Transactions
194
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 31 | $6,372.50 | |
| Genentech USA, INC. | 11 | $6,177.68 | |
| Genzyme Corporation | 20 | $5,365.11 | |
| Regeneron Healthcare Solutions, INC. | 11 | $5,261.54 | |
| Csl Behring | 17 | $363.34 | |
| GlaxoSmithKline, LLC. | 20 | $333.88 | |
| Takeda Pharmaceuticals U.S.A., INC. | 21 | $268.47 | |
| Blueprint Medicines Corporation | 7 | $217.51 | |
| Novartis Pharmaceuticals Corporation | 7 | $200.37 | |
| Pfizer INC. | 11 | $197.11 | |
| Octapharma USA, INC. | 9 | $168.32 | |
| BioCryst US Sales Co., LLC | 11 | $159.25 | |
| Amgen INC. | 9 | $119.20 | |
| Pharming Healthcare, INC. | 4 | $95.13 | |
| Grifols USA, LLC | 5 | $83.36 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,475
Patients
486
Total drug cost
$283,029
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Montelukast Sodium | Generic | 485 | 135 | $7,370 |
| Ipratropium Bromide | Generic | 170 | 58 | $7,431 |
| Symbicort (Budesonide/Formoterol Fumarate) | Brand | 130 | 41 | $78,101 |
| Azelastine Hcl | Generic | 107 | 51 | $4,344 |
| Fluticasone Propionate | Generic | 105 | 36 | $2,080 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 77 | 46 | $3,193 |
| Spiriva Respimat (Tiotropium Bromide) | Brand | 73 | 13 | $57,075 |
| Flovent Hfa (Fluticasone Propionate) | Brand | 68 | 18 | $29,027 |
| Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) | Brand | 57 | 12 | $61,587 |
| Levocetirizine Dihydrochloride | Generic | 42 | 13 | $1,007 |
Hospital affiliations
Frequently asked questions
What is Dr. Roger Friedman's medical specialty?
Dr. Roger Friedman practices Allergy Physician in Westerville, OH.
Where does Dr. Roger Friedman practice?
Dr. Roger Friedman practices at 477 Cooper RD Ste 480, Westerville, OH 430818095. Office phone: 6148237135.
What is Dr. Roger Friedman's NPI?
Dr. Roger Friedman's National Provider Identifier (NPI) is 1336147982, issued by NPPES.
Does Dr. Roger Friedman accept Medicare assignment?
Yes. Dr. Roger Friedman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Roger Friedman commonly perform?
Top Medicare-reported procedures in 2023: Test for allergy using allergenic extract (HCPCS 95004); Professional service for preparation and provision of 1 or more antigens (HCPCS 95165); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.