Doctor profile · Federal record
Dr. Karen Hemmer, PA-C
Physician Assistant · Port Clinton, OH
- NPI 1144461047
- Accepts Medicare
- 18 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
611 Fulton St Ste A
Port Clinton, OH 434522008
(419) 734-0699
fax (419) 734-0320 - Additional location
-
2500 W Strub RD, Suite 120
Sandusky, OH 448705390
(419) 502-5911
fax (419) 502-5912 - Mailing address
-
Po Box 378
Sandusky, OH 448710378
Credentials & registration
- NPI registered
- March 2009 — 17 yrs on file
- Profile last updated
- September 20, 2018
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1144461047. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
607
Distinct HCPCS
10
Medicare allowed
$38,299
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 245 | 152 | $105 | |
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 88 | 20 | $1 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 83 | 74 | $74 | |
99497 |
Advance care planning, first 30 minutes | 30 | 30 | $69 | |
81002 |
Urinalysis, manual test | 29 | 23 | $3 | |
G0442 |
Annual alcohol misuse screening, 5 to 15 minutes | 29 | 29 | $14 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 29 | 29 | $15 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 27 | 27 | $106 | |
96372 |
Injection of drug or substance under skin or into muscle | 24 | 22 | $12 | |
83036 |
Hemoglobin a1c level | 23 | 17 | $10 |
In context: peer comparison
Among 1 peers in Port Clinton Physician Assistant, average services per provider: 60. This provider delivers 10× the peer median.Open Payments
Industry payments received
All-time total
$2,098
Transactions
118
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 19 | $334.54 | |
| AstraZeneca Pharmaceuticals Lp | 12 | $325.53 | |
| Pfizer INC. | 15 | $246.18 | |
| Novo Nordisk INC | 16 | $183.66 | |
| Otsuka America Pharmaceutical, INC. | 14 | $181.27 | |
| Lilly USA, LLC | 11 | $159.65 | |
| Abbott Laboratories | 7 | $136.16 | |
| Lundbeck LLC | 3 | $71.20 | |
| Bayer Healthcare Pharmaceuticals INC. | 4 | $69.36 | |
| GlaxoSmithKline, LLC. | 4 | $66.95 | |
| Dexcom, INC. | 3 | $52.91 | |
| Teva Pharmaceuticals USA, INC. | 3 | $48.75 | |
| Phathom Pharmaceuticals, INC. | 3 | $44.98 | |
| Antares Pharma, INC. | 2 | $39.09 | |
| Novartis Pharmaceuticals Corporation | 2 | $35.18 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,987
Patients
730
Total drug cost
$26,218
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 293 | 101 | $4,131 |
| Omeprazole | Generic | 197 | 60 | $3,131 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 165 | 52 | $4,930 |
| Levothyroxine Sodium | Generic | 155 | 52 | $2,527 |
| Amlodipine Besylate | Generic | 134 | 50 | $995 |
| Simvastatin | Generic | 129 | 38 | $1,149 |
| Metformin Hcl | Generic | 128 | 40 | $1,620 |
| Metoprolol Succinate | Generic | 124 | 47 | $2,495 |
| Alprazolam | Generic | 117 | 47 | $695 |
| Lisinopril | Generic | 117 | 47 | $649 |
Hospital affiliations
Frequently asked questions
What is Dr. Karen Hemmer's medical specialty?
Dr. Karen Hemmer practices Physician Assistant in Port Clinton, OH.
Where does Dr. Karen Hemmer practice?
Dr. Karen Hemmer practices at 611 Fulton St Ste A, Port Clinton, OH 434522008. Office phone: 4197340699.
What is Dr. Karen Hemmer's NPI?
Dr. Karen Hemmer's National Provider Identifier (NPI) is 1144461047, issued by NPPES.
Does Dr. Karen Hemmer accept Medicare assignment?
Yes. Dr. Karen Hemmer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Hemmer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.