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Edit this profileAt a glance
- 3303 Sw Bond Ave # 16D, Portland, OR 97239
About Dr. Johnson
Mariah Johnson, M.D. is a healthcare provider in Portland, OR specializing in dermatology. Mariah is also listed as specializing in student in an organized health care education program. Medicare claims data shows Mariah provided 1,621 services to 1,357 patients. The services billed most often include removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks, removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks, and established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more. This provider record is associated with NPI 1578975991.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (503) 418-3376
- Email not available
Practice Locations
3303 SW BOND AVE # 16D
Portland, OR 97239
Conditions Commonly Evaluated or Treated
Within Dermatology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Autoimmune and connective tissue
Cancer care
Pediatric and genetic
Rashes & allergy
Wounds & skin
Most searched conditions
Acne and follicular disorders
Eczema and inflammatory skin disease
Infections and infestations
Pigment, growths, and benign lesions
Skin cancer
Urticaria, itch, and vascular
Infections
Skin growths
Procedures & services
Bladder & bowel
Cosmetic & plastics
Cosmetic dermatology
Diagnostic procedures
- Dermoscopy
- Excisional skin biopsy
- Punch biopsy
- Shave biopsy
- Skin scraping for fungal or mite testing
- Patch testing
- Skin biopsy
Lesion treatment
- Chemical treatment of skin lesions
- Incision and drainage of an abscess
- Intralesional medication injection
- Complex skin lesion excision
- Cryotherapy for skin lesions
- Electrodesiccation and curettage
Medical dermatology treatment
Skin and Scars
Skin cancer surgery
Skin growths
Wound Care
Most searched procedures
Cosmetic
Cosmetic and minor surgery
Diagnostic
General dermatology
Infections
Medical dermatology
Nails & hair
Procedures Most Often Billed to Medicare
1,621 services · 1,357 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks | Procedure | 17311 |
414 | More often than most peers in Dermatology |
| Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks | Procedure | 17312 |
237 | More often than most peers in Dermatology |
| Intermediate repair of wound of face, ears, eyelids, nose, lips, or mouth, 2.6-5.0 cm | Procedure | 12052 |
61 | More often than most peers in Dermatology |
| Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm | Procedure | 13132 |
53 | As often as other peers in Dermatology |
| Intermediate repair of wound of face, ears, eyelids, nose, lips, or mouth, 2.5 cm or less | Procedure | 12051 |
49 | More often than most peers in Dermatology |
| Complicated repair of wound of scalp, arms, or legs, 2.6-7.5 cm | Procedure | 13121 |
46 | As often as other peers in Dermatology |
| Destruction of precancer skin growth, 2-14 growths | Procedure | 17003 |
44 | Less often than most peers in Dermatology |
| Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm | Procedure | 12032 |
42 | As often as other peers in Dermatology |
| Removal and microscopic exam of growth of trunk, arms, or legs, 1-5 tissue blocks | Procedure | 17313 |
41 | As often as other peers in Dermatology |
| Biopsy of related skin growth, first growth | Procedure | 11102 |
37 | Less often than most peers in Dermatology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other dermatologists at this location 2
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other dermatologists in Portland 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2014 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks 8
Providers in OR who bill this service to Medicare most often.
Common questions
What does Mariah Johnson specialize in?
Mariah Johnson is a dermatologist (skin doctor) in Portland, OR. That is the designation recorded for this NPI in the federal registry, where it is listed as “Dermatology”.
NPI registry
Where is Mariah Johnson located?
Mariah Johnson is listed at 3303 Sw Bond Ave # 16D, Portland, OR 97239. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Mariah Johnson's phone number?
The number on file is (503) 418-3376. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Mariah Johnson?
Mariah Johnson's National Provider Identifier is 1578975991. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Mariah Johnson train?
Mariah Johnson attended Other, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Mariah Johnson have?
Mariah Johnson has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
What does Mariah Johnson do most often?
According to Medicare billing data, Mariah Johnson performs procedures including removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks, removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks and intermediate repair of wound of face, ears, eyelids, nose, lips, or mouth, 2.6-5.0 cm; provides treatments such as removal of tissue from wound, 20.0 sq cm or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Mariah Johnson's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Mariah Johnson. If this is you, claiming it is free.
Guide.md
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