Doctor profile · Federal record
Dr. William Loretan, DO
Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Ephrata, PA
- NPI 1245244565
- Accepts Medicare
- 37 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
446 N Reading RD, Suite 301
Ephrata, PA 175229802
(717) 733-6546
fax (717) 733-6011 - Mailing address
-
3421 Concord RD
York, PA 174029001
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- April 22, 2022
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Pennsylvania #OS007344E
- Medicaid
- PA #1304118
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1245244565. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
4,071
Distinct HCPCS
10
Medicare allowed
$330,557
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0897 |
Injection, denosumab, 1 mg | 1,440 | 20 | $23 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 895 | 448 | $124 | |
99309 |
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 604 | 175 | $104 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 242 | 242 | $125 | |
99306 |
Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | 233 | 180 | $178 | |
G0008 |
Administration of influenza virus vaccine | 97 | 97 | $29 | |
90662 |
Influenza vaccine split virus, preservative free | 93 | 93 | $72 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 90 | 83 | $173 | |
96372 |
Injection of drug or substance under skin or into muscle | 53 | 30 | $14 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 30 | 30 | $282 |
In context: peer comparison
Among 8 peers in this city , average services per provider: 128. This provider delivers 32× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
10,775
Patients
2,124
Total drug cost
$424,721
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 1,285 | 205 | $16,952 |
| Amlodipine Besylate | Generic | 1,124 | 242 | $8,884 |
| Atorvastatin Calcium | Generic | 1,080 | 228 | $14,239 |
| Furosemide | Generic | 866 | 138 | $5,470 |
| Metoprolol Succinate | Generic | 676 | 153 | $12,839 |
| Omeprazole | Generic | 656 | 150 | $8,996 |
| Sertraline Hcl | Generic | 655 | 109 | $6,446 |
| Lisinopril | Generic | 649 | 143 | $5,810 |
| Metoprolol Tartrate | Generic | 647 | 122 | $6,309 |
| Losartan Potassium | Generic | 600 | 136 | $8,261 |
Hospital affiliations
Frequently asked questions
What is Dr. William Loretan's medical specialty?
Dr. William Loretan practices Internal Medicine Physician in Ephrata, PA.
Where does Dr. William Loretan practice?
Dr. William Loretan practices at 446 N Reading RD, Ephrata, PA 175229802. Office phone: 7177336546.
What is Dr. William Loretan's NPI?
Dr. William Loretan's National Provider Identifier (NPI) is 1245244565, issued by NPPES.
Does Dr. William Loretan accept Medicare assignment?
Yes. Dr. William Loretan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Loretan commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99214); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309). Source: CMS Medicare Physician & Other Practitioners file.