Doctor profile · Federal record
Dr. Caroline Merritt-Schiermeyer, DO
Internal Medicine Physician (CMS: Internal Medicine) · Midwest City, OK
- NPI 1598971277
- Accepts Medicare
- 23 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
2825 Parklawn Dr
Midwest City, OK 731104201
(405) 610-8056
fax (405) 610-1879 - Additional location
-
1000 N Lee Ave
Oklahoma City, OK 731021036
(405) 272-4200
fax (405) 272-4203 - Additional location
-
13401 N Western Ave Ste 200
Oklahoma City, OK 731141410
(405) 252-3450 - Mailing address
-
1515 Tower Dr
Moore, OK 731606181
Credentials & registration
- NPI registered
- May 2007 — 19 yrs on file
- Profile last updated
- June 20, 2025
- Year of graduation
- 2003 — 23 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Oklahoma #4213
- Medicaid
- OK #200182660A
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1598971277. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,913
Distinct HCPCS
7
Medicare allowed
$94,368
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
11042 |
Removal of skin and tissue, 20.0 sq cm or less | 930 | 87 | $54 | |
11045 |
Removal of skin and tissue, each additional 20.0 sq cm or less | 732 | 27 | $24 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 138 | 56 | $92 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 47 | 47 | $126 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 27 | 26 | $62 | |
11043 |
Removal of muscle and/or tissue, 20.0 sq cm or less | 21 | 12 | $144 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 18 | 18 | $170 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 252. This provider delivers 7.6× the peer median.Open Payments
Industry payments received
All-time total
$415
Transactions
14
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Next Science LLC | 1 | $140.85 | |
| Medline Industries LP | 2 | $95.50 | |
| Tactile Systems Technology Inc | 4 | $68.34 | |
| BSN Medical Inc | 2 | $35.76 | |
| Kerecis Limited | 1 | $19.20 | |
| Integra LifeSciences Corporation | 1 | $14.91 | |
| Solventum Corporation | 1 | $14.12 | |
| Smith+Nephew, Inc. | 1 | $13.57 | |
| ConvaTec Inc. | 1 | $13.18 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
228
Patients
124
Total drug cost
$15,943
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ciprofloxacin Hcl | Generic | 39 | 25 | $305 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 29 | 23 | $211 |
| Gentamicin Sulfate | Generic | 25 | 0 | $1,440 |
| Levothyroxine Sodium | Generic | 22 | 12 | $202 |
| Atorvastatin Calcium | Generic | 21 | 14 | $510 |
| Doxycycline Hyclate | Generic | 15 | 14 | $280 |
| Gabapentin | Generic | 15 | 13 | $362 |
| Potassium Chloride | Generic | 15 | 11 | $397 |
| Amlodipine Besylate | Generic | 12 | 0 | $93 |
| Pantoprazole Sodium | Generic | 12 | 0 | $268 |
Hospital affiliations
Frequently asked questions
What is Dr. Caroline Merritt-Schiermeyer's medical specialty?
Dr. Caroline Merritt-Schiermeyer practices Internal Medicine Physician in Midwest City, OK.
Where does Dr. Caroline Merritt-Schiermeyer practice?
Dr. Caroline Merritt-Schiermeyer practices at 2825 Parklawn Dr, Midwest City, OK 731104201. Office phone: 4056108056.
What is Dr. Caroline Merritt-Schiermeyer's NPI?
Dr. Caroline Merritt-Schiermeyer's National Provider Identifier (NPI) is 1598971277, issued by NPPES.
Does Dr. Caroline Merritt-Schiermeyer accept Medicare assignment?
Yes. Dr. Caroline Merritt-Schiermeyer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Caroline Merritt-Schiermeyer commonly perform?
Top Medicare-reported procedures in 2023: Removal of skin and tissue, 20.0 sq cm or less (HCPCS 11042); Removal of skin and tissue, each additional 20.0 sq cm or less (HCPCS 11045); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.