Doctor profile · Federal record
Dr. William Feldmann, MD
Internal Medicine Physician · Pediatrics Physician · Salem, NH
- NPI 1508821984
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
22 Main St
Salem, NH 030795900
(603) 893-7905
fax (603) 898-6106 - Mailing address
-
12 Gerry Ln
Londonderry, NH 030532296
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- September 11, 2025
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- New Hampshire #9800
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1508821984. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
4,342
Distinct HCPCS
10
Medicare allowed
$117,084
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 416 | 221 | $89 | |
36415 |
Insertion of needle into vein for collection of blood sample | 388 | 210 | $8 | |
80061 |
Blood test, lipids (cholesterol and triglycerides) | 269 | 173 | $13 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 268 | 196 | $8 | |
81003 |
Automated urinalysis test | 248 | 180 | $2 | |
82977 |
Glutamyltransferase (liver enzyme) level | 232 | 167 | $7 | |
84443 |
Blood test, thyroid stimulating hormone (tsh) | 231 | 182 | $16 | |
80053 |
Blood test, comprehensive group of blood chemicals | 215 | 191 | $10 | |
84550 |
Uric acid level, blood | 173 | 156 | $4 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 171 | 171 | $129 |
In context: peer comparison
Among 4 peers in Salem Internal Medicine Physician, average services per provider: 132. This provider delivers 33× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,694
Patients
459
Total drug cost
$21,819
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 237 | 66 | $3,687 |
| Amlodipine Besylate | Generic | 235 | 61 | $1,679 |
| Lisinopril | Generic | 212 | 61 | $2,704 |
| Levothyroxine Sodium | Generic | 198 | 54 | $2,536 |
| Metoprolol Succinate | Generic | 121 | 32 | $2,283 |
| Losartan Potassium | Generic | 113 | 29 | $1,237 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 80 | 24 | $1,726 |
| Trazodone Hcl | Generic | 78 | 19 | $952 |
| Hydrochlorothiazide | Generic | 75 | 24 | $174 |
| Pravastatin Sodium | Generic | 70 | 16 | $1,309 |
Frequently asked questions
What is Dr. William Feldmann's medical specialty?
Dr. William Feldmann practices Internal Medicine Physician in Salem, NH.
Where does Dr. William Feldmann practice?
Dr. William Feldmann practices at 22 Main St, Salem, NH 030795900. Office phone: 6038937905.
What is Dr. William Feldmann's NPI?
Dr. William Feldmann's National Provider Identifier (NPI) is 1508821984, issued by NPPES.
What procedures does Dr. William Feldmann commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Blood test, lipids (cholesterol and triglycerides) (HCPCS 80061). Source: CMS Medicare Physician & Other Practitioners file.