Doctor profile · Federal record
Dr. Jennifer Maag, MD
Family Medicine Physician (CMS: Family Practice) · Family Medicine Physician · Ottawa, OH
- NPI 1689841900
- Accepts Medicare
- 18 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
102 Putnam Pkwy
Ottawa, OH 458758657
(419) 523-9632
fax (419) 523-9636 - Mailing address
-
1001 Bellefontaine Ave
Lima, OH 458042800
Credentials & registration
- NPI registered
- May 2008 — 18 yrs on file
- Profile last updated
- January 4, 2021
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State licenses (2)
- Ohio #35.097228 · Indiana #01067107A
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1689841900. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
741
Distinct HCPCS
6
Medicare allowed
$53,302
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 224 | 139 | $78 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 180 | 180 | $46 | |
99309 |
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 179 | 32 | $102 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 125 | 85 | $63 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 19 | 16 | $52 | |
99307 |
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes | 14 | 14 | $38 |
In context: peer comparison
Among 2 peers in Ottawa Family Medicine Physician, average services per provider: 87. This provider delivers 8.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
4,718
Patients
833
Total drug cost
$63,730
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 770 | 142 | $9,920 |
| Levothyroxine Sodium | Generic | 408 | 64 | $5,287 |
| Amlodipine Besylate | Generic | 390 | 87 | $2,977 |
| Metformin Hcl | Generic | 375 | 64 | $3,302 |
| Lisinopril | Generic | 368 | 71 | $2,990 |
| Pantoprazole Sodium | Generic | 289 | 48 | $5,326 |
| Omeprazole | Generic | 288 | 59 | $4,009 |
| Gabapentin | Generic | 285 | 46 | $5,420 |
| Trazodone Hcl | Generic | 238 | 29 | $2,820 |
| Quetiapine Fumarate | Generic | 236 | 16 | $6,732 |
Hospital affiliations
Frequently asked questions
What is Dr. Jennifer Maag's medical specialty?
Dr. Jennifer Maag practices Family Medicine Physician in Ottawa, OH.
Where does Dr. Jennifer Maag practice?
Dr. Jennifer Maag practices at 102 Putnam Pkwy, Ottawa, OH 458758657. Office phone: 4195239632.
What is Dr. Jennifer Maag's NPI?
Dr. Jennifer Maag's National Provider Identifier (NPI) is 1689841900, issued by NPPES.
Does Dr. Jennifer Maag accept Medicare assignment?
Yes. Dr. Jennifer Maag accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jennifer Maag commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309). Source: CMS Medicare Physician & Other Practitioners file.