Doctor profile · Federal record
Dr. John Andersen, D.O.
Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Anatomic Pathology & Clinical Pathology Physician · Houston, TX
- NPI 1265870406
- Accepts Medicare
- 13 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
6720 Bertner Ave
Houston, TX 770302604
(713) 798-2222 - Additional location
-
600 N Wolfe St
Baltimore, MD 212870005
(410) 955-3580
fax (410) 614-1287 - Mailing address
-
6201 Greenleigh Ave
Middle River, MD 212202004
Credentials & registration
- NPI registered
- June 2013 — 13 yrs on file
- Profile last updated
- June 16, 2025
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207ZP0102X — NUCC code
- State licenses (2)
- Texas #V9267 · Maryland #H91442
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1265870406. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,933
Distinct HCPCS
10
Medicare allowed
$74,545
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 712 | 380 | $40 | |
88341 |
Special stained specimen slides to examine tissue, each additional procedure | 490 | 95 | $31 | |
88112 |
Cell examination of specimen, selective cellular enhancement technique | 130 | 119 | $30 | |
88342 |
Special stained specimen slides to examine tissue, initial procedure | 122 | 112 | $38 | |
88304 |
Pathology examination of tissue using a microscope, moderately low complexity | 117 | 100 | $12 | |
88307 |
Pathology examination of tissue using a microscope, moderately high complexity | 103 | 70 | $90 | |
88300 |
Pathology examination of tissue using a microscope, limited examination | 62 | 55 | $5 | |
88360 |
Microscopic genetic analysis of tumor, manual | 62 | 25 | $45 | |
88311 |
Preparation of tissue for examination by removing any calcium present | 44 | 38 | $14 | |
88309 |
Pathology examination of tissue using a microscope, high complexity | 33 | 32 | $157 |
In context: peer comparison
Among 115 peers in this city , average services per provider: 169. This provider delivers 11× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. John Andersen's medical specialty?
Dr. John Andersen practices Anatomic Pathology & Clinical Pathology Physician in Houston, TX.
Where does Dr. John Andersen practice?
Dr. John Andersen practices at 6720 Bertner Ave, Houston, TX 770302604. Office phone: 7137982222.
What is Dr. John Andersen's NPI?
Dr. John Andersen's National Provider Identifier (NPI) is 1265870406, issued by NPPES.
Does Dr. John Andersen accept Medicare assignment?
Yes. Dr. John Andersen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Andersen commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341); Cell examination of specimen, selective cellular enhancement technique (HCPCS 88112). Source: CMS Medicare Physician & Other Practitioners file.